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ST8805-SY 881006
FLOOD PLAIN RECLAMATION STUDY COTTONWOOD BRANCH AND DENTON CREEK FOR CONSTRUCTION OF PARKWAY BOULEVARD AND HIGH SCHOOL ACCESS ROAD PREPARED FOR ABO DEVELOPMENT CORPORATION P.O. BOX 25625 ALBUQUEI::iQLIE, N.M. 87125 OCTOBER, 1988 COPPELL, DALLAS COUNTY, TEXAS Prepared By Jerry Parch~ Consulting Engineers 6(;X~f ~ Interstate 20 · Suite 209, LB 32 · Arlington, Texas 76016 Metro (8171 572-3458 · 18171 $61-2108 4P Jerry Parch Consulting Engineer _ _ _ Mr. Russell Doyle, P.E. City Engineer City of Coppell, Texas HAND DELIVERED RE: JP No. 88009; Request for Conditional Letter of Map Revision; Parks of Coppell; CoDpell, Texas Dear Russell: In order to comply with the Coppell Independent School District timetable for the opening of the new High School, ABQ Development Corporation, has directed our firm to prepare this study of flood plain impacts resulting from the reclamation necessary to construct access roadways to the new school. In this regard, we are pleased to submit two copies of the following information to support our request to the City of Coppell and the Federal Emergency Management Agency to reclaim a portion of the flood plain of Denton Creek and Cottonwood Branch west of Denton Tap Road to permit construction of Parkway Boulevard and the High School Access Road. 1. A written report, with computer models and exhibits. Drawings of Denton Creek and Cottonwood Branch cross sections utilized in the hydraulic study (6 sheets). This information is submitted to support a request to FEMA for a Conditional Letter of Map Revision for this project. The primary purpose of this request is to secure approval to reclaim flood plain land necessary to construct Parkway Bouelvard from Denton Tap Road west to the High School Access Road and to construct the High School Access Road from Parkway Boulevard to the High School site. Since time is of the essence, we will be happy to assist you in your review and to provide delivery services to expedite this submittal to FEMA. Approval of this request by the City of Coppell and FEMA is necessary before construction of the aformentioned roadways can proceed. Please call if you have any questions. Thank you. ncerely~ Parche' , P.E. cc: Mr Jay Chester/ABQ Development Corporation 6001 ~/. Interstate 20, Suite 209, LB 32 · Arlington, -I-exas 76016 · Metro (8171 572-3458 · 18171 561-2108 FLOOD PLAIN RECLAMATION STUDY COTTONWOOD BRANCH AND DENTON CREEK COPPELL, TEXAS I. PURPOSE AND SCOPE This report presents the results of an analysis of proposed flood plain reclamation lying within the common flood plain of Cottonwood Branch and Denton Creek in Coppell, Texas. The project is located just west of Denton Tap Road on the south side of Cottonwood Branch. The proposed reclamation area lies within the boundaries of the Parks of Coppell Development. The relatively limited amount of reclamation proposed at this time is specifically intended to permit construction of approximately 800 feet of Parkway Boulevard and a collector street connecting Parkway Boulevard to Coppell High School, which is currently under construction. The proposed streets will provide the sole access to the High School site. The purpose of this study is to develop technical information to support a request by the property owners, ABQ Development Corporation, to the Federal Emergency Management Agency for a Conditional Letter of Map Revision for this project. The project lies within an area of Coppell that has been the subject of several flood plain studies in the last several years. The scope of this study is as follows. Obtain and review hydraulic models prepared for projects located adjacent to or near the subject property that impact flooding conditions on the proposed reclamation site or may be impacted by the proposed reclamation. Develop an accurate model of existing flood plain conditions on the site and adjacent sites to establish criteria for evaluation of the proposed reclamation. Prepare hydraulic models to analyze the response of the flood plain to the proposed reclamation and provide documentation that the proposed project complies with requirements of the City of Coppell and FEMA. II. LOCATION AND DESCRIPTION The project site is shown on Figure i and flood plain features and location of surrounding developments are shown on Exhibit A, located in the map pocket in the back of this report. The flood plains of Denton Creek and Cottonwood Branch join together within the portion of the Parks of Coppell development that is west of Denton Tap Road. This area is bounded on the west by the Villages of Cottonwood Creek project and on the north by the Century Park Addition, formerly known as Lincoln/Coppell. Andrew Brown Community Park, a city park, lies between the Parks of Coppell and Denton Tap Road and is north of the proposed reclamation area. Downstream or east of Denton Tap Road, the Vista Ridge project is located north of Denton Creek and additional City Park property and additional area in the Parks of Coppell are located south of Denton Creek. Grading and flood plain reclamation in surrounding projects is complete. As shown on Exhibit A, the Cottonwood Branch channel is located just north of the proposed reclamation area. Parkway Boulevard intersects Denton Tap Road approximately 600 feet south of the Cottonwood Branch bridge and currently extends only east from this intersection. Parkway Boulevard is constructed west of the Parks of Coppell in the Villages of Cottonwood Creek. III. EXISTING 100-YEAR FLOOD PLAIN A. Flood Plain Studies - Adjacent Projects Hydraulic models were obtained for the Vista Ridge project, formerly known as Campbell Ranch, the Lincoln/Coppell project and the Villages of Cottonwood Creek project to help establish existing flood plain conditions in this area. The currently effective model of the Denton Creek flood plain downstream of Denton Tap Road, which includes Cottonwood Branch, is the Campbell Ranch model. Completed grading in both Campbell Ranch and the Parks of Coppell Projects downstream (east) of Denton Tap Road is included in the Campbell Ranch model. Hydraulic models prepared for the Lincoln/Coppell project were obtained from engineers for that development. This project included extensive reclamation and regrading of flood plain and floodway areas on the north side of Denton Creek west of Denton STUDY SITE F~NKI;:OI[O I~O ~.ID COPPELL OALLA~ - Ci'r Y OF FIGURE I LOCATION MAP PARKS OF COPPELL -3- Tap Road. Lincoln/Coppell hydraulic models we received commenced just downstream of Denton Tap Road with water surface elevations determined in the Campbell Ranch models. Since the project is located on the north side of Denton Creek, the hydraulic models prepared for that project analyze the common Denton Creek/Cottonwood Branch flood plain west of Denton Tap Road and then continue upstream in the Denton Creek flood plain only. Cross sections of the proposed Lincoln/Coppell project extend south of Denton Creek through the City Park and into the Parks of Coppell as shown on Exhibit A. Discharges are in accordance with discharges used in previous Flood Insurance Studies. Cross sections of the Denton Creek flood plain upstream of the Lincoln/Coppell project used in previous flood insurance studies have been incorporated into the Lincoln/Coppell Study. Hydraulic models prepared for the Lincoln/Coppell project generally represent existing conditions in the Denton Creek flood plain west of Denton Tap Road. A hydraulic model of Cottonwood Branch was obtained from Dewberry & Davis, engineering consultants to FEMA, that had been prepared for the Villages of Cottonwood Creek Project upstream of the Parks of Coppell. Flood plain reclamation for this project included areas north of the Cottonwood Branch floodway. Cross sections from this model were incorporated into the Cottonwood Branch models prepared for our study. Hydraulic Models - This Study The computer program HEC-2 was used to determine hydraulic conditions in the existing flood plain. Two computer models were prepared for determining the existing 100-year flood plain and floodway in Denton Creek and Cottonwood Branch. Model DEEXPK - This computer model determines 100- year flood plain and floodway conditions in the Denton Creek flood plain upstream of Denton Tap Road based on existing topography. -4- Model COEXPK - This computer model determines 100- year flood plain and floodway conditions in the Denton Creek flood plain between the Cottonwood Branch confluence and Denton Tap Road and in the Cottonwood Branch flood plain upstream of the Denton Creek flood plain, based on existing topography. Both of the computer models described above are initiated at Cross Section 32150 in Denton Creek just downstream of Denton Tap Road. 100-year flood discharge at this point is 21,300 c.f.s. The computer models are extended upstream of the Lincoln/Coppell Project on Denton Creek and into the Villages of Cottonwood Creek project on Cottonwood Branch so that water surface profiles determined with proposed conditions can tie into existing condition water surface profiles upstream of the reclamation area. Cross sections utilized in the Denton Creek analysis were taken from the Lincoln/Coppell model. These sections were modified where appropriate for recent grading that was performed in the City Park and for compliance with detailed topography available in the Parks of Coppell property. The cross sections utilized in the computer models of Denton Creek are submitted separately with this report. A detailed topographic map of the Parks of Coppell Project west of Denton Tap Road was used to develop cross sections prepared for our analysis of existing 100-year flood conditions in Cottonwood Branch. These cross sections are shown on Exhibit A. This detailed topographic information permitted us to use additional cross sections in the Cottonwood Branch model than were utilized in previous studies. This topographic map also permitted a more detailed study of the interface of the Cottonwood Branch and Denton Creek flood plains. The Lincoln/Coppell model developed for Denton Creek assumed that Cottonwood Branch discharges contributed to Denton Creek flooding at Denton Creek cross section 32725. This appears to be a reasonable judgement based on existing topography and 100-year flood elevations. Cross section 32816, as shown on Exhibit A, was selected as the downstream cross section on Cottonwood Branch and is just upstream of Denton Creek cross section 32725. -5- Existing topography in the Parks of Coppell was used to prepare cross sections 32816 through cross section 34075 in model COEXPK of Cottonwood Branch. Cross section 35170 was taken from the Villages of Cottonwood Creek model where it is labelled cross section 5275. Two cross sections at the upstream end of model COEXPK, numbers 6710 and 8000, were also taken from the Villages of Cottonwood Creek model. Cross section locations are shown on Exhibit A. Cross sections utilized in the computer models of Cottonwood Branch are submitted separately with this report. The 100-year flood discharge in the studied reach of Cottonwood Branch is 7300 c.f.s, as used in previous flood insurance studies. Computer outputs of existing condition models DEEXPK and COEXPK of Denton Creek and Cottonwood Branch respectively are given in Appendix A. Limits of the 100-year flood plain and floodway determined in these models are shown on Exhibit A. IV. PROPOSED RECLAMATION The proposed area to be reclaimed is shown on Exhibit B located in the map pocket in the back of this report. The following computer models were prepared to analyze the proposed flood plain conditions. Model DEPRPK - This computer model determines 100-year flood plain and floodway conditions in the Denton Creek flood plain with proposed reclamation as shown on Exhibit B. Model COPRPK - This computer model determines 100-year flood plain and floodway conditions in the Cottonwood Branch flood plain with proposed reclamation as shown on Exhibit B. The proposed area to be reclaimed is shown on Exhibit B. This area is outside the floodway. Floodway stations at each cross section developed for proposed and existing conditions are similar. Denton Creek cross sections 32250, 32305 and 32725 and Cottonwood Branch cross sections 32816, 32916 and 33016 are modified for proposed fills in the right overbank areas. 6 One hundred year flood discharges used in the proposed condition models are similar to the discharges used in the existing condition models. Computer outputs of proposed condition models DEPRPK and COPRPK of Denton Creek and Cottonwood Branch respectively are given in Appendix B. Table 1 presents 100-year flood water surface elevations for existing and proposed conditions as well as 100-year floodway elevations determined in the Denton Creek flood plain models. A comparision of the 100-year flood elevations for existing and proposed conditions shows that the proposed fill area generates only very slight increases in water surface elevation for this event. Also, the 100- year flood elevation with proposed fill is below the 100- year floodway elevations determined in the Denton Creek model at each cross section studied, as shown in Column 5 of Table 1. Table 2 presents 100-year flood water surface elevations in Cottonwood Branch for existing and proposed conditions and 100-year floodway elevations. Proposed fills are limited to areas outside of the completed floodway and therefore, as shown in Table 2, 100-year flood elevations with proposed conditions are lower that floodway elevations at every cross section studied. In addition 100-year flood plain and floodway elevations in upstream cross sections are essentially unchanged from elevations computed in the Villages of Cottonwood Creek hydraulic models. V. SUMMARY Detailed HEC-2 computer models were developed and presented herein that model existing 100-year flood conditions in Denton Creek and Cottonwood Branch upstream of Denton Tap Road. The analysis of existing conditions is prepared in order to present a computer model representative of topographical conditions now existing in the flood plain resulting from numerous projects in the area in the last few years. Hydraulic models are also prepared for proposed reclamation of the Denton Creek and Cottonwood Branch flood plains on the south side of Cottonwood Branch west of Denton Tap Road. The proposed reclamation is outside of the existing floodway. Water surface elevations determined in the proposed condition models are lower than 100-year floodway elevations at each cross section studied. -7- TABLE 1: EXISTING AND PROPOSED 100-YEAR FLOOD WATER SURFACE ELEVATIONS - DENTON CREEK CROSS SECTION 32150 32200 32230 32250 32305 32725 33145 33470 34260 34850 34950 35170 36970 39440 EXISTING CONDITIONS 2 458.81 459.28 459.29 459.29 458.57 461.89 462.16 462.41 463.17 463.23 464.26 464.52 465.48 467.82 FLOODWAY 459.81 460.04 460.05 460.14 459.56 462.29 462.58 462.80 463.53 463.56 464.35 464.80 466.30 468.75 PROPOSED CONDITIONS 458.81 459.28 459.29 459.26 458.58 461.91 462.19 462.44 463.20 463.25 464.28 464.54 465.49 467.82 DIFFERENCE COLUMN 3 & 4 5 -1.00 -0.76 -0.76 -0.88 -0.98 -0.38 -0.39 -0.36 -0.33 -0.31 -0.07 -0.26 -0.81 -0.93 8 TABLE 2: EXISTING AND PROPOSED 100-YEAR ELEVATIONS - COTTONWOOD BRANCH FLOOD WATER SURFACE CROSS SECTION EXISTING CONDITIONS FLOODWAY PROPOSED CONDITIONS DIFFERENCE COLUMN 3 & 4 32816 32916 33016 33116 33560 34075 35170 6710 8000 461.88 462.52 462.50 -0.02 463.26 464.26 464.19 -0.07 463.65 464.52 464.44 -0.08 463.86 464.86 464.57 -0.29 465.31 466.16 465.45 -0.71 467.31 467.96 467.32 -0.64 468.22 469.18 468.23 -0.95 470.63 471.61 470.63 -0.98 473.05 473.71 473.04 -0.67 1 2 3 4 5 Hydraulic response of the flood plain to the proposed reclamation is in compliance with regulations of the Federal Emergency Management Agency. In order that we may proceed with construction of Parkway Boulevard and the High School Access Road, we request on behalf of our client, ABQ Development Corporation, that the City of Coppell review the information presented herein and forward this information to FEMA with an endorsement of our request for a Conditional Letter of Map Revision for this project. -10- APPENDIX A DENTON CREEK AND COTTONWOOD BRANCH EXISTING CONDITIONS IO0--YEAR FLOOD PLAIN AND FLOODWAY * NATER SURFACE PROFILES VERSION Or NOVEMBER 1976 UPDA?ED NAY 1984 IBM-PC-IT VERSION AUGUST 1985 * RUN DATE 10-06-88 TIME 12:16:45 * U.S. ARMY CORPS OF ENGINEERS * THE HYDROLOGIC ENGINEERING CENTER * 609 SECOND STREET, SUITE D * DAVIS, CALIFORNIA 95616 * (916) 440-2105 (FTS) 448-210B tt***s**s**,t**~*~***t***~titt****t*~* X X XXXXXXX XXXXX X X X X X X X X X XXXXXXX XXXX X X X X X X X X X X X X XXXXXXX XXXXX XXXXX XXXXX X X X XXXXX X X XXXXXXX 10-06-88 12:16:47 PAGE 1 HEC2 RELEASE DATED NOV 76 UPDATED NAY 1984 ERROR CORR- 01,02,03,04,05,06 MODIFICATION - 50,51,52,53,54,55,56 IBM-PC-XT VERSION AUGUST 1985 ************************************************** THIS RUN EXECUTED 10-06-81 C T1 T2 T3 PARKS OF COPPELL - DENTON CREEK aP NO. 88009 1O0 YEAR FREQUENCY FLOOD: EXISTING CONDITIONS; OCTOBER 1, 1988 DENTON CREEK, COPPELL, TEXAS J1 ICHECK INQ NINV IDIR STRT NETRIC HVINS Q 0. 2. 0. 0. .000000 .00 .0 0. 02 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBW 1.000 .000 -1.000 .000 .000 .000 .000 .000 J3 VARIABLE CODES FOR SUMMARY PRINTOUT Ii0.000 150.000 200.000 .000 WSEL FQ 458.810 .000 CHNIM ITRACE .000 .000 .000 .000 .000 .000 .000 .000 QT 7.000 21300.000 36200.000 36200.000 21300.000 21300.000 36200.000 36200.000 NC .055 .055 .035 .100 .300 .000 .000 .000 ET .000 3.100 3040.000 6180.000 6.100 3040.000 4400.000 .000 .000 .000 .000 .000 .000 .000 DETERMINE i00 YEAR AMD 500 YEAR FLOOD ELEVATIONS IN DENTON CREEK BASED ON BROCKETTE, DAVIS AND DRAKE MODEL FOR LINCOLN-COPPELL MODIFIED FOR THE PARK FILL, AND FOR LINCOLN-COPPELL FILL IN THE LEFT OVERBANK AT SECTION 32725. USE STARYING WATER SURFACE ELEVATIONS AT DOWNSTREAM. SIDE OF DENTON TAP ROAD BASED ON VISTA RIDGE IMPROVEMENTS DOWNSTREAM. Xi 32150.000 41.000 3400.000 3525.000 .000 .000 GR 470.000 1000.000 461.000 1600.000 461.000 1800.000 GR 457.000 2200,000 457.000 2220.000 459.000 2320.000 GR 457.000 2650.000 456.500 2680.000 459.000 2900.000 GR 461.500 3300.000 460.500 3400.000 437.000 3427.000 GR 437.000 3475.000 437.000 3489.000 447.000 3505.000 GR 461.500 3650.000 458.000 3920.000 459.000 3980.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 GR 461.000 4720.000 461.000 5110.000 462.000 5200.000 GR 470.000 6180.000 .000 .000 .000 .000 .000 458.000 456.500 459.000 437.000 447.000 458.000 457.500 462.000 .000 .000 2000.000 2620.000 3100.000 3440.000 3505.010 4240.000 4400.000 5460.000 .000 .000 459.000 455.000 460.000 437.000 460.000 456.000 458.000 464.000 .000 .000 2100.000 2640.000 3200.000 3470.000 3525.000 4280.000 4520.000 5800.000 .000 10-06-88 12:16:47 PAGE 2 NC .055 .055 .015 .300 .500 .000 ET .000 3.100 3050.000 6260.000 6.100 3050.000 Zi 32200.000 45.000 3380.000 3552.000 50.000 50.000 X2 .000 .000 .000 463.000 465.000 .000 GR 472.000 900.000 467.000 1310.000 462.000 1700.000 GR 456.500 2201.000 456.500 2221.000 461.500 2222.000 GR 460.500 2610.000 456.500 2611.000 460.500 2635.000 GR 462.000 3280.000 465.000 3380.000 460.000 3381.000 GR 437.000 3455.000 437.000 3470.000 437.000 3489.000 GR 460.000 3550.000 465.000 3552.000 464.500 3650.000 GR 461.000 4235.000 458.000 4236.000 456.000 4270.000 GR 453.000 4380.000 461.000 4390.000 461.500 4430.000 GR 462.000 4800.000 462.000 5400.000 464.000 5800.000 .000 4440.000 50.000 .000 460.500 459.500 460.B00 437.000 447.500 462.000 456.000 461.500 467.000 ET .000 3.100 3050.000 6260.000 6.100 3050.000 4440.000 X1 32230.000 .000 .000 .000 50.000 50.000 50.000 X2 .000 .000 .000 463.000 465.000 .000 .000 .000 .000 .000 .000 2000.000 2430.000 2635.010 3427.000 3510.000 3940.000 4350.000 4600.000 6000.000 ,000 .000 .000 .000 .000 .000 .000 461.500 459.500 461.000 437.000 447.B00 460.800 452.000 461.500 472.000 .000 .000 .000 NC .055 .055 .045 .100 .300 .000 .000 .000 .000 ET .000 3.100 3040.000 6180.000 6.100 3040.000 4400.000 .000 .000 X1 32250.000 41.000 3400.000 3525.000 50.000 50.000 50.000 ,000 .000 GR 470.000 i000.000 461.000 1600.000 461.000 1800.000 458.000 2000.000 459.000 GR 457.000 2200.000 457.000 2220.000 459.000 2320.000 456.500 2620.000 455.000 GR 457.000 2650.000 456.500 2680.000 459.000 2900.000 459.000 3100.000 460.000 GR 461.500 3300.000 460.500 3390.000 459.400 3400.000 437.000 3430.000 437.000 GR 437.000 3470.000 437.000 3475.000 437.000 3500.000 447.000 3505.000 460.000 GR 461.500 3650.000 458.000 3920.000 459.000 3980.000 458.000 4240.000 456.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 457.500 4400.000 458.000 GR 461.000 4720.000 461.000 5100.000 462.000 5200.000 462.000 5460.000 464.000 GR 470.000 6180.000 .000 .000 .000 .000 .000 .000 .000 .045 .000 .000 NH 6.000 .050 1335.000 .055 1740.000 .060 NH 3570.000 .050 4080.000 .000 .000 .000 ET .000 .000 .000 .000 6.100 1825.000 2110.000 .000 3316.000 2325.000 .000 .000 .000 .000 .000 .000 2200.000 2520.000 3000.000 3440.000 3510.010 4130.000 4350.010 4730.000 6260.000 .000 .000 .000 .000 .000 .000 2100.000 2640.000 3200.000 3440.000 3525.000 4280.000 4520.000 5800.000 .000 .055 .000 .000 RIGHT ENCROACHMENT HTATION MODIFIED FROM BROCKETTE MODEL TO MOVE FLOODWAY LIMIT OUT OF COTTONWOOD BRANCH CHANNEL. X1 32305.000 53.000 2110.000 2325.000 55.000 55.000 55.000 .000 .000 .000 GR 470.000 50.000 470.000 50.000 470.000 50.000 470.000 50.000 470.000 50.000 GR 467.000 50.000 466.000 135.000 465.000 220.000 465.000 1323.000 461.000 1335.000 GR 461.000 1740.000 461.000 1740.000 461.000 1740.000 462.000 1825.000 463.000 1890.000 GR 464.000 1975.000 465.000 2045.000 465.000 2110.000 464.000 2125.000 463.000 2140.000 GR 460.000 2160.000 455.000 2175.000 450.000 2204.000 445.000 2218.000 440.000 2225.000 GR 437.700 2232.000 438.000 2239.000 440.000 2245.000 445.000 2253.000 450.000 2263.000 GR 455.000 2281.000 460.000 2325.000 461.000 3050.000 460.000 3140.000 459.000 3180.000 GR 458.000 3200.000 457.000 3218.000 455.000 3265.000 452.000 3283.000 451.000 3289.000 GR 451.000 3292.000 452.000 3308.000 455.000 3329.000 459.000 3350.000 460.000 3360.000 GR 461.000 3369.000 462.000 3400.000 461.000 3570.000 462.000 3910.000 463.000 3930.000 GR 464.000 3940.000 465.000 3970.000 470.000 4080.000 .000 .000 .000 .000 10-06-88 12:16:47 PAGE 3 NH 6.000 NH 3825.000 ET .000 .050 1285.000 .055 1568.000 .060 1940.000 .050 3960.000 .000 .000 .000 .000 .000 .000 .000 6.100 1634.000 3632.000 .045 .000 .000 2150.000 .000 .000 .055 .000 .000 CROSS SECTION 32725 FROM BROCKET?E, DAVIS AND DRAKE PROPOSBD MODEL MODIFIED FOR LINCOLN COPPELL FILL IN LEFT OVERBANK AND FOR GRADING IN CITY PARK RIGHT ENCROACHMENT ADJUSTED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IN THE FLOODWAY. XI 32725.000 53,000 1940.000 2150.000 380.000 520,000 GR 470.000 .000 470.000 .000 470.000 .000 GR 465.000 .000 464.000 90.000 465.000 180,000 GR 461.000 1568.000 453.000 1592.000 453.000 1842.000 GR 463.000 1940.000 460.000 1960.000 455.000 1981.000 GR 440.000 2025.000 439.000 2030.000 438.200 2040.000 GR 445.000 2070.000 450.000 2080.000 455.000 2090.000 GR 461.000 2165.000 461.000 2500.000 463.000 2700.000 GR 459.000 3350.000 455.000 3605.000 452.000 3615.000 GR 459.000 3677.000 458.000 3681.000 457.000 3689.000 GR 459,000 3710.000 460.000 3825.000 461.000 3840.000 GR 464.000 3875.000 465.000 3890.000 470.000 3960.000 QT 7.000 14900.000 36200.000 36200.000 14900.000 NH 6.000 .050 1305.900 .055 1390.000 NH 3865.000 .050 4020.000 .000 .000 ET .000 .000 .000 .000 6.100 CROSS SECTION 33145 FROM BROCKETTE, DAVIS AND DRAKE MODIFIED FOR GRADING IN CITY PARK. Xl 33145.000 59.000 1390.000 1960.000 385.000 X3 10.000 .000 .000 .000 .000 UR 470.000 -175.000 470.000 -175.000 470.000 GR 465.000 1305.900 460.330 1315.000 460.550 GR 452.000 1485.000 451.750 1515.000 452.000 GR 463.000 1752.000 462,000 1779.000 461.000 GR 450.000 1825.000 445.000 1835.000 440.000 GR 439.000 1870.000 440.000 1878.000 445.000 GR 460.000 1930.000 461.000 1938.000 462,000 GR 462.000 2005.000 461.000 2039.000 461.000 GR 461.000 3699.000 462.000 3707.000 463.000 GR 461.000 3738.000 460.000 3751.000 455.000 GR 459.000 3800.000 460.000 3840.000 461.000 GR 464.000 3935.000 465.000 3970.000 466.000 420.000 470.000 465,000 464.000 450.000 439.000 460.000 463.000 455.000 457.000 462,000 .000 .000 .000 1273.000 1895.000 2002.000 2050.000 2124.000 2805.000 3628.000 3694.000 3850.000 .000 .000 470.000 461.000 464.000 445.000 440.000 461.000 460.000 459.000 458.000 463.000 .000 14900.000 36200.000 36200.000 .000 .060 1752.000 .045 1960.000 .000 .000 .000 .000 1390.000 1960.000 .000 .000 PROPOSED MODEL. .000 .000 1285.000 1895.000 2018.000 2053.000 2150.000 2885.000 3632.000 3702.000 3865.000 .000 .000 .055 .000 .000 290.000 420.000 .000 .000 .000 .000 .000 .000 .000 .000 -175.000 470.000 -175.000 465.000 -175,000 1350.100 460.640 1390.000 453,000 1420.000 1545.000 453.000 1620.000 463.000 1660.000 1789.000 460,000 1795.000 455.000 1810.000 1849.000 439.000 1852.000 438,400 1862.000 1889.000 450.000 1898.000 4S5.000 1903.000 1951.000 463.000 1960.000 463.000 1969.000 2750.000 460.000 2800.000 460.000 3639.000 3712.000 463.000 3720.000 462.000 3730.000 3766.000 453.000 3780.000 455.000 3790.000 3865.000 {62.000 3888.000 463.000 3915.000 3989.000 467.000 4020.000 .000 .000 10-06-88 12:16:47 PAGE 4 NR 5.000 .055 976.000 .060 1360.000 .045 1603.000 NH 4030.000 .000 .000 ,000 .000 .000 .000 ET .000 .000 .000 .000 6,100 1135.000 1603.000 CROSS SECTION 33470 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL. MODIFIED FOR tRADING IN CITY PARK. .055 .000 ,000 X1 33470.000 55.000 1135.000 1603.000 315.000 260,000 325.000 .000 X3 10.000 .000 .000 .000 .000 .000 .000 .000 GR 470.000 .000 465.000 .000 465.000 958.000 465.000 959.000 GR 459.720 976.000 460.000 1010.000 460.200 1135.000 453.000 1220.000 GR 462.000 1360.000 461.000 1382.000 460.000 1391.000 455.000 1419.000 GR 445.000 1432.000 440.000 1460.000 439.000 1465.000 439,500 1475.000 GR 440.000 1491,000 445.000 1510.000 450.000 1520.000 455.000 1534.000 GR 461.000 1580.000 462.000 1592.000 463,000 1603.000 460,000 1609.000 GR 461.000 1930.000 461.000 2040.000 461.000 2198.000 461.000 2375.000 GR 460.000 2770.000 461.000 3597.000 462,000 3605.000 463,000 3610.000 GR 464.000 3621.000 463.000 3631.000 462.000 3638.000 461.000 3640.000 GR 455.000 3680.000 454.000 3685.000 459.000 3700.000 462.000 3740.000 GR 464.000 3852.000 465.000 3900.000 466.000 3940.000 467.000 3980.000 NH 5.000 .055 853.000 .060 1280.000 .045 1392.000 NH 3675.000 .000 .000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 868.000 1520.000 CROSS SECTION 34260 FROM BROCKET?E DAVIS AND DRAKE PROPOSED MODEL. MODIFIED IN RIGHT OVERBANK AREAS FROM PARKS OF COPPEbL TOPOGRAPHY. .055 .000 .000 Xl 34260.000 56,000 868.000 1520.000 830.000 250.000 790.000 .000 X3 10.000 ,000 .000 .000 .000 ,000 .000 .000 GR 470.000 .000 465.000 .000 465.000 853.000 461.200 868.000 GR 452.000 1000.000 451.500 1037.500 452.000 1075.000 452.000 1075,000 GR 453.000 1166.400 461.640 1201.000 461.000 1280.000 460.000 1291.000 GR 450.000 1319.000 445.000 1328.000 440.000 1337.000 439.000 1340.000 GR 439.000 1350.000 440.000 1357.000 445.000 1363.000 450.000 1372.000 GR 460,000 1392.000 461.000 1415.000 462,000 1445,000 463,000 1472,000 GR 461.000 1620.000 461.000 1825.000 460.000 2200.000 460.000 2490.000 GR 462,000 3110.000 463.000 3158.000 464.000 3180.000 465.000 3190.000 GR 464.000 3221.000 464.000 3279.000 460.000 3290,000 455.000 3302.000 GR 455.000 3321.000 460.000 3336.000 461,000 3355.000 462.000 3458.000 GR 464.000 3509.000 465.000 3540.000 466.000 3561.000 467.000 3595.000 GR 469.000 3675.000 .O00 .000 .000 .000 .000 .000 3640.000 .000 .000 .000 ,000 465.000 462.000 450.000 439.000 460,000 460,000 460.000 464.000 460.000 463.000 468.000 3180.000 .000 .000 .000 .000 453.000 452.000 455.000 438,800 455.000 464.000 461.000 465.000 454,500 463.000 468.000 .000 ,050 .000 ,000 .000 ,000 960.000 1310.000 1432.000 1485.000 1565.000 1880.000 2610.000 3613.000 3670.000 3800.000 4030.000 .050 ,000 .000 .000 ,000 900.800 1075.000 1304.000 1345.000 1381.000 1520.000 3030.000 3218.000 3312.000 3489.000 3639.000 .000 NH 6.000 .050 468.000 .055 1005.000 .060 1310.000 .045 1520.000 .055 NH 3228.000 .050 4340.000 .000 .000 .000 .000 .000 .000 ,000 ET ,000 .000 .000 .000 6,100 660.000 1560.000 ,000 .000 .000 Xl 34850.000 75,000 1310.000 1760.000 520.000 640.000 590.000 .000 .000 .000 X3 10.000 .000 .000 .000 .000 .000 .000 .000 .000 .000 GR 465.000 .000 465.000 648.000 461.000 660.000 461.000 660.000 461.000 1005.000 GR 462.000 1038.000 463.000 1210.000 464.000 1270,000 464.300 1310.000 460.000 1338.000 GR 455.000 1341.000 450.000 1380.000 445,000 1388.000 440.000 1390.000 439.300 1394,000 GR 440.000 1410.000 445.000 1428.000 450.000 1435.000 455.000 1442.000 460.000 1465.000 GR 465.000 1520.000 466.000 I532.000 467.000 1550.000 468.000 1570,000 469.000 1590.000 GR 470.000 1610.000 471.000 1630.000 472.000 1648.000 473.000 1671.000 474.000 1691.000 GR 475.000 1710.000 476.000 1740.000 477.790 1760.000 477.000 1785.000 476.000 1828.000 GR 475,000 1865,000 474.000 1910.000 473,000 1995.000 472.000 2160.000 471.000 2325.000 GR 470.000 2480.000 469.000 2590.000 468.000 2645.000 467.000 2700.000 466.000 2755.000 i0-06-88 12:16:47 PAGE 5 GR 465.000 2807.000 464.000 2862,000 464,000 2890.000 468.700 2935.000 464.000 2951.000 GR 464.000 3228.000 460.000 3234,000 456.400 3240.000 460.000 3255.000 464,000 3272.000 GR 465.000 3358,000 466,000 3400,000 467,000 3449.000 465,000 3495,000 469,000 3540.000 GR 470,000 3590,000 475.000 3750,000 476,470 3780,000 475,000 3842.000 470,000 4030,000 GR 469,000 4070,000 468.000 4110,000 468,000 4125.000 469,000 4152,000 470,000 4180.000 GR 471,000 4208,000 472,000 4228,000 473,000 4260,000 474.000 4298,000 475,000 4340,000 ET ,000 ,000 ,000 ,000 6,100 660,000 I§20,000 NH 5.000 .050 355.000 .055 1005,000 ,060 1310.000 NH 1610.000 ,000 ,000 ,000 .000 ,000 ,000 CROSS SECTION 34950 FROM BROCKETTE DAVIS AND DRAKE PROPOSED MODEL MODIFIED TO ELIMINATE FLOW AREAS IN COTTONWOOD BRANCH AT SOU?H END OF THE CROSS SECTION. ,000 ,045 ,000 ,000 1520,000 ,000. Z1 34950.000 31.000 1310,000 1520,000 110,000 90,000 100.000 ,000 ,000 GR 470.000 -380.000 465.000 -380,000 464,000 -260.000 463,000 -240,000 463,000 GR 463.480 .000 463,000 62,000 462.000 190,000 461,000 355,000 461.000 GR 462,000 1038.000 463,000 1210.000 464.000 1270.000 464,300 1310.000 460,000 GR 455,000 1341,000 450,000 1380,000 445,000 1388,000 440,000 1390,000 439,300 GR 440.000 1410.000 445.000 1428.000 450.000 1435.000 455.000 1442.000 460,000 GR 465.000 1520.000 466,000 1532,000 467,000 1550,000 468,000 1570,000 469,000 GR 470,000 1610,000 ,000 ,000 ,000 ,000 .000 .000 ,000 .000 ,000 ,000 ,000 900,000 1400,000 I900,000 2400.000 2627,000 3100,000 3363.000 3600.000 4100,000 4514,000 4900.000 NC .055 ,055 ,045 .100 .300 ,000 ,000 El ,000 ,000 ,000 ,000 6,100 1988,000 2800,000 CROSS SECTION 35170, FROM FEMA MODEL X1 35170.000 55,000 2400,000 2800,000 210.000 210,000 220,000 ×3 10,000 .000 ,000 ,000 ,000 .000 ,000 GR 470.200 600.000 462,700 700,000 461,700 800,000 463,200 GR 460,700 1100.000 462,200 1200.000 461.900 1300,000 461,300 GR 459.800 1600,000 459.700 1700,000 461.200 1800.000 462.200 GR 462.000 2100.000 459.300 2200.000 462,000 2300.000 462.700 GR 458,600 2516,000 438,300 2578,000 438.300 2607.000 453,300 GR 465,000 2800.000 467,800 2900.000 468,200 3000,000 468.300 GR 469.100 3300.000 476.200 3318.000 476.000 3342.000 465,000 GR 475.100 3408.000 467.800 3430.000 467,500 3500,000 468.400 GR 466.100 3800.000 466.700 3900.000 462.200 4000.000 460,100 GR 463.500 4300.000 466.700 4400.000 468,600 4495.000 457.100 GR 463.400 4600.000 462.500 4700.000 464.900 4800.000 464.400 .000 ,000 .000 ,000 463,200 461,300 459,6O0 460,000 459.300 468.000 465.500 469.000 460,900 464,900 470.000 .000 .055 .000 ,000 -70.000 1005,000 1338,000 1394,000 1465.000 1590,000 ,000 .000 ,000 ,000 ,000 1000,000 1500.000 2000,000 2500,000 2700,000 3200.000 3382,000 3700,000 4200,000 4526,000 5000.000 NH 6.000 .060 1200.000 .0B0 2155.000 ,060 2900.000 .045 3060,000 ,060 NH 3960.000 ,050 4070.000 ,000 ,000 ,000 ,000 ,000 ,000 ,000 ET .000 ,000 ,000 ,000 6,100 2900,000 3795,000 ,000 ,000 ,000 Xl 36970.000 31.000 2900.000 3060,000 1800.000 1800,000 1800,000 ,000 ,000 ,000 GR 483,000 1000,000 477,500 I050,000 475,000 1200,000 475,000 1430,000 473.800 1510,000 GR 473.000 1810,000 474,000 2155,000 469.000 2360.000 466,000 2560,000 466,000 2850,000 GR 465,000 2900,000 458,000 2930,000 453,500 2930,000 444,000 2930,000 440,000 2937,000 GR 442,700 2970.000 450,600 2975,000 454,000 2985,000 456.000 2990,000 465,000 3060,000 GR 466,500 3140,000 465.000 3280,000 462.000 3400.000 462,000 3430,000 464,500 3570,000 GR 463,000 3670,000 459,000 3740,000 459,000 3870,000 461,500 3960,000 463,500 3990,000 GR 473,000 4070,000 ,000 .000 ,000 ,000 ,000 ,000 ,000 .000 10-06-88 12:16:47 PAGE 6 QT 7.000 15600.000 36200.000 36200.000 15600.000 15600.000 36200.000 36200.000 .000 .000 NH 6.000 .060 1050.000 .060 2000.000 .055 4040.000 .045 4150.000 .060 NH 4710.000 .055 6040.000 .000 .000 .000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 3921.000 4517.000 .000 .000 .000 XI 39440.000 34.000 4040.000 4150.000 1600.000 2200.000 2470.000 .000 .000 .000 GR 502.000 I000.000 491.600 1050.000 490.000 1160.000 487.000 1330.000 487.000 1530.000 GR 484.000 1800.000 483.000 2000.000 480.000 2100.000 480.000 2200.000 477.000 2480.000 GR 477.000 3450.000 477.300 3610.000 471.500 3730.000 465.000 3790.000 463.000 3900.000 GR 464.000 4000.000 468.000 4025.000 464.000 4040.000 444.000 4090.000 442.000 4110.000 GR 462.500 4150.000 468.500 4210.000 462.800 4400.000 464.000 4600.000 466.500 4710.000 GR 481.500 4880.000 483.000 4970.000 484.000 5080.000 482.000 5380.000 482.000 5460.000 GR 485.000 5600.000 488.000 5730.000 493.500 5830.000 500.000 6040.000 .000 .000 E8 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 p6£x?K 10-06-88 12:16:47 PAGE 7 SECNO DEPTH CWSEL CRIWS WSELK EG HV HL Q QLOB ~CH ~ROB ALOE ACH AROB VOL TIME VLOB VCH VROB XNL XNCH XNR WTN SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR OLO$S BANK ELEV TWA LEFT/RIGHT ELMIN SSTA TOPWID ENDST 'PROF 1 CCHV= .100 CEHV= *SECNO 32150.000 3265 DIVIDED FLOW .300 3470 ENCROACHMENT STATIONS= 3040.0 6180.0 TYPE= 1 TARGET= 3140.000 DETERMINE 100 YEAR AND BOO YEAR FLOOD ELEVATIONS IN DENTON CREEK BASED OM BROCKET?E, DAVIS AND DRAKE MODEL FOR LINCOLN-COPPHLL MODIFIED FOR THE PARK FILL, AND FOR LINCOLN-COPPELL FILL IN THE LEFT OVERBANK AT SECTION 32725, USE STARTING WATER SURFACE ELEVATIONS AT DOWNSTREAM. SIDE OF DENTON TAP ROAD BASED ON VISTA RIDGE IMPROVEMENTS DOWNSTREAM. 32150.00 21.81 458.81 .00 .00 460.23 1.42 .00 .00 460.50 21300. O. 19817. 1483. O. 2002. 796. O. O. 460.00 .00 .00 9.90 1.86 .055 .035 .055 .000 437.00 3401.94 .001503 O. O. O. 0 0 0 .00 776.91 4574.00 CCHV= .300 CEHV= .500 *HECNO 32200.000 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD= 0 MIN ELTRD= 465.00 MAX ELLC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 6260.0 TYPE= 1 TARGET= 3210.000 32200.00 22.28 459.28 .00 .00 460.36 I.OS .02 .10 465.00 21300. O. 20736. 564. O. 2458. 568. 3. 1. 465.00 .00 .00 8.44 .99 .055 .015 .05B .000 437.00 3382.44 .000214 50. 50. 50. 2 0 0 .00 317.54 4387,85 tSECNO 32230.000 PAGE 8 10-06-88 12:16:47 SECNO DEPTH CNSEL CRIW$ HSgLR EG HV HL 0L055 aAN[ ELE¥ Q QLOB QCH QROB IGOR ACH AROB VOL Ttl LEFT/RIGHT TIME VLOB VCH VROB IlL XNCH INN ]TN ELMIM $STA SLOPE XLOBL XLCH XLOBR HRIA5 IDC ICONT CORAR TOPWID ENDST 3265 DIVIDED FLOW 3370 NORMAL BRIDGH,NRD= 0 MIN ELTRD: 465.00 MAX HLLC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 6260.0 TYPE= 1 TARGET= 3210.000 32230.00 22.29 459.29 .00 .00 460.37 1.07 .01 .00 465.00 21300. O. 20734. 566. O. 2459. 570. 7. 1. 465.00 .00 .00 8.43 .99 .055 .015 .055 .000 437.00 3382.42 .000213 50. 50. 50. 2 0 0 .00 317.61 4387.86 CCHV= .100 CEHV= .300 *SECNO 32250.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 3040.0 6180.0 TYPE= 1 TARGET= 3140.000 32250.00 22.29 459.29 .00 .00 460.40 1.11 .02 .01 459.40 21300. 11. 18808. 2480. 22. 2096. 1157. I0. 2. 460.00 .01 .50 8.97 2.14 .055 .045 .055 .000 437.00 3040.00 .002019 50. 50. 50. 1 0 0 .00 999.97 4606.46 1490 NH CARD USED *SECNO 32305.000 3265 DIVIDED FLOW 3301 HV CHANOBD MORE THAN HVIN$ RIGHT ENCROACHMENT STATION MODIFIED FROM BROCKETTE MODEL TO MOVE FLOODWAY LIMIT OUT OF COTTONWOOD BRANCH CHANNEL. 32305.00 21300. .01 .010199 20.87 458.52 .00 .00 461.01 2.45 .21 .40 465.00 O. 17110. 4190. O. 1268. 553. 14. 3. 460.00 .00 13.49 7.58 .055 .045 .055 .000 437.70 2164.28 55. 55. SS. 3 0 0 .00 307.35 3347.75 i0-06-18 12:16:47 PAGE 9 SECNO OEPTH CWS~L CRIWS WSELK EG BV BL 0~05S BIN[ E~V O OLOB QCH OROB ALOE ACH AROB VOL TWA ~EFT/RIGH? TIME V~OB VCH VROB XNL XNCH XMR WTN ELMIN SSTA SLOPE XLOB~ XLCH I~OBR ITRIAL lOC ICON? CORAR ?OPHID ENDS? 1490 NH CARD USED *SRCNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN EVINS CROSS SECTION 32725 FROM BROCKE??E, DAVIS AND DRAKE PROPOSED MODEL MODIFIED FOR LINCOLN COPPELL FILL IN LEFT OVERBANK AND FOR GRADING IN CITY PARK RIGHT ENCROACHMENT ADJUS?ED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IH THE FLOODWAY. 32725.00 23.69 461.89 .00 .00 462.04 .15 .79 .23 463.00 21300. 7i03. 8449. 5748. 2780. 2064. 3528. 66. 17. 461.00 .05 2.55 4.09 1.63 .060 .045 .055 .000 438.20 1282.34 .000730 380. 420. 520. 2 0 0 .00 2257.66 3848.85 1490 NH CARD USED *SECNO 33145.000 3265 DIVIDED FLOW 3495 OVERBANK AREA ASSUMED NON-EFFBCTIVE,ELLEA= 460.64 ELREA= 463.00 CROSS SECTION 3314B FROM BROCKE?TB, DAVIS AND DRAKE PROPOSED MODEL. MODIFIED FOR GRADING IN CI?Y PARK. 33145.00 23.76 462.16 .00 .00 462.3B .19 .30 .01 460.64 14900. 132. 14768. 0. 126. 4165. 0. 121. 27. 463.00 .08 1.05 3.55 .00 ,055 ,052 ,055 ,000 438,40 1311,44 .000793 385. 420. 290. 3 0 0 .00 522.78 1952.40 1490 NH CARD USED 10-06-88 12:16:47 PAGE i0 SLOPE XLOBL X~CH XLOBR ITRIA~ IDC ICON? CORAR TOPWID ENDST *SECNO 33470.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIYE,ELLEA= 460.20 ELREA= 463.00 CROSS SECTION 33470 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL. MODIFIED FOR GRADING IN CITY PARE. 33470.00 23.41 462.41 .00 .00 462.68 .27 .30 .02 14900. 559. 14341. O. 386. 3390. O. 151. 32. .10 1.45 4.23 .00 .060 .043 .055 .000 439.00 .001104 315. 325. 260. 2 0 0 .00 628.62 460.20 463.00 967.86 1596.48 1490 NH CARD USED 'SECNO 34260.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELbEA: 461.20 ELREA: 464.00 CROSS SECTION 34260 FROM BROCKETTE DAVIS AND DRAKE PROPOSED MODEb. MODIFIED IN RIGHT OVERBANK AREAS FROM PARKS OF COPPELL TOPOGRAPHY. 34260.00 24.37 463.17 .00 .00 463.31 .13 .62 .01 461.20 14900. 4. 14896. 0. 8. 5064. O. 231. 43. 464.00 ,18 .58 2,94 .00 .060 .049 ,055 .000 438.80 860.21 .000585 830. 790. 250. 2 0 0 .00 620.16 1480.36 1490 NH CARD USED *SECNO 34850.000 3301 HV CHANGED MORE THAN HVINS 3495 OVERBANK AREA ASSUMED NON-HFFEC?IVE,ELLEA: 464.30 BLREA= 477.79 34850.00 23.93 463.23 .00 ,00 464,23 1.00 .66 .26 464.30 14900. 0. 14900. 0. 0. 1856. 0. 278. 49. 477.79 .20 .00 8.03 .00 .060 .045 .055 .000 439.30 1316.96 .002957 $20. 590. 640. 2 0 0 .00 183.58 1500.54 1490 NH CARD USED 'SECNO 34950.000 10-06-88 I2:16:47 PAGE 11 SECNO DEPTE CWSEL CRIWS WSELK EG HV HL OLOSS BANK ELEV Q ~LOB QCH QROB ALOE ACH AROB VOL TWA LEFT/RIGHT TIME VLOB VCH VROB XNL XNCH XNR WTN ELMIN SSTA SLOPE XLOEL XLCH XLOBR IYRIAL IDC ICONT CORAR TOPWID ENDST 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS C~OSS SECTION 34950 FROM BROCKETTE DAVIS AND DRAKE PROPOSED MODEL MODIFIED TO ELIMINATE FLOW AREAS IN COTTONWOOD BRANCH AT SOUTH END OF THE CROSS SECTION. 34950.00 24.96 464.26 .00 .00 464.46 .21 .15 .08 464.30 14900. 5705. 9195. 0. 3601. 2053. 0. 287. 51. 4H5.00 .20 1.58 4.48 .00 .054 .045 .055 .000 439.30 -290.39 .000905 110. 100. 90. 3 0 0 .00 1795.64 1511.79 CCHV= .100 CEHV= .300 *SECNO 35170.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 462.70 ELREA= 465.00 CROSS SECTION 35170. FROM FEMA MODEL 35170.00 26.22 464.52 .00 .00 464.59 .07 .12 .01 462.70 14900. 6088. 8812. 0. 5311. 3372. 0. 322. 61. 465.00 .23 1.15 2.61 .00 .055 .045 .055 .000 438.30 675.70 .000366 210. 220. 210. 2 0 0 .00 2115.93 2791.63 1490 MH CARD USED '$ECNO 36970.000 3265 DIVIDED FLOW 36970.00 25.48 465.48 .00 .00 465.77 .29 1.11 .06 465.00 14900. 2. 8889. 6009. 6. 1707. 2579. 590. 125. 465.00 .36 .34 5.21 2.33 .0~0 .045 .060 .000 440.00 2875.84 .001254 1800. 1800. 1800. 2 0 0 .00 981.71 4006.70 1490 NH CARD USED *SECNO 39440.000 3265 DIVIDED FLOW 10-06-88 12:16:47 PAGE 12 SECNO DEPTH CWSlb CRIW$ WSELE EG Q QLOB QCH QROB ALOB ACH 7IME VLOB VCH VROB XNL XNCH SLOPE X~OBL XLCH XLOBR ITRIAL IDC HV HL OLOS$ B~NK ELEV AROB VOL TWA LEFT/RIGHT XNR WTN EGMIN SS?A ICONT CORAR TOPWID ENDST 39440.00 25.82 467.82 .00 .00 468.22 .40 15600. 1856. 10847. 2897. 961. 1810. 1736. .50 1.93 5.99 1.67 .055 .04B .060 .000873 1600. 2470. 2200. 2 0 0 2.42 .04 464.00 817. 172. 462.50 .000 442.00 3764.01 .00 929.40 4724.91 PAGE 13 10-06-88 12:16:47 HEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERROR CORR- 0t,02,03,04,05,06 MODIFICATION- 50,51o52,B3,54,BS,56 IBM-PC-XT VERSION ~UGUST 1985 THIS RUN EXECUTED I0-06-88 T1 T2 TI LINCOLN/COPPELL FLOOD STUDY 100 YEAR FREQUENCY FLOOD: EXISTING CONDITIONH DENTON CREEK, COPPELL, TEXAS J1 ICHECK INQ NINV IDIR STR? 0. 5. 0. 0. .000000 J2 NPROF IPLOT PRFVS XSECV XSECH 15.000 .000 -1.000 .000 .000 M1 ENCROACHMENTS METRIC HVINS Q WSEL FQ .00 .0 0. 459.810 .000 rN ALLDC IBW CHNIM ITRACE .000 .000 .000 .000 .000 10-06-88 12:16:47 PAGE 14 SECNO DEPTH CWSEL CRIWS WSELK EG H¥ HL O QLOB QCH QROB ALOE ACH AROB VOL TIME VLOB VCH VROB XNL INCH XNR WTN SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR OLOSS BANK ELEV TWA LEFT/RIGHT ELMIN $STA TOPWID ENDST *PROF 2 CCHV= .100 CEHV= 'SECNO 32150.000 3265 DIVIDED FLOW .300 3470 ENCROACHMENT STATIONH= 3040.0 4400.0 TYPE= 1 TARGET= 1360.000 DETERMINE 100 YEAR AND 500 YEAR FLOOD ELEVATIONS IN DENTON CREEK BAHED ON BROCKETTE, DAVIS AND DRAKE MODSL FOR LINCOLN-COPPELL MODIFIED FOR 7HE PARK FILL, AND FOR LINCOLN-COPPELL FILL IN THE LEFT OVERBANK AT SECTION 32725. USE STARTING WATER SURFACE ELEVATIONS AT DOWNSTREAM. SIDE OF DENTON TAP ROAD BASED ON VISTA RIDGE IMPROVEMENTS DOWNSTREAM. 32150.00 22.81 459.81 .00 458.81 460.92 1.11 .00 .00 460.50 21300. 55. 19006. 2239. il. 2124. 1223. O. O. 460.00 .00 .68 8.95 1.83 .055 .035 .055 .000 437.00 3040.00 .001172 O. O. O. 0 0 0 .00 S84.54 4400.00 CCHV= .300 CEHV= .500 *SECNO 32200.000 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD= 0 MIN ELTRD= 465.00 MAX ELLC= 463.00 3470 ENCROACHMENT STATIONS. 3050.0 4440.0 TYPE= 1 TARGET= 1390.000 32200.00 23.04 460.04 .00 459.25 460.99 .96 .02 .OB 465.00 21300. O. 20605. 695. O. 2584. 684. 4. 1. 465.00 ,00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. BO. 50. 2 0 0 .00 322.49 438~.79 *SECNO 32230.000 10-06-~ 12:16:47 ~AGH 15 SECNO DEPTN CWSgL CRIW$ WS[~[ E~ HV Nb 0~055 ~ANK E~gV 0 OLOH QCN QROB ALOH ACH AROE VOL TWA LEFT/RIGHT TIME VLOB VCE VROB IlL INCH XNR WTN ELMIN SSTA SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR ?OPWID ENDST 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD= 0 MIN ELTRD~ 465.00 MAX ELLC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 4440.0 TYPE= 1 TARGET= 1390.000 32230.00 23.05 460.05 .00 459.29 461.00 .95 .01 .00 465.00 21300. O. 20604. 696. 0. 2586. 685. 8. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.52 4388.81 CCHV= .100 CEHV= .300 '$ECNO 32250.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 3040.0 4400.0 TYPE= I TARGET= 1360.000 32250.00 23.14 460.14 .00 459.29 461.03 .89 .02 .01 459.40 21300. 132. 18000. 3168. 135. 2201. 1432. 12. 2. 460.00 .01 .98 8.18 2.21 .055 .045 .055 .000 437.00 3040.00 .001593 50. 50. 50. 2 0 0 .00 957.58 4400.00 1490 NH CARD USED ~SECNO 32305.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= 1825.0 3316.0 TYPE= I TARGET= 1491.000 RIGHT ENCROACHMENT STATION MODIFIED FROM BROCKETTE MODEL TO MOVE FLOODWAY LIMIT OUT OF COTTONWOOD BRANCH CHANNEL. 10-06-88 12:16:47 PAGE 16 SECNO DEPTH CWSEL C{IWS WSELK EG HV EL OLOSS BANK ELEV Q QLOB QCH QROB ALOE ~CH AROB VOL TWA LEFT/RIGHT TIME VLOB VCH VROB XNL XNCB XNR WTN ELMIN SSTA SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR TOPWID ENDST 32305.00 21.86 459.56 .00 458.57 461.51 1.95 .17 .32 465.00 21300. O. 17064. 4236. O. 1421. 600. 15. 3. 460.00 .01 .00 12.01 7.06 .055 .045 .055 .000 437.70 2161.31 .007664 55. 55. 55. 3 0 0 .00 318.35 3316.00 1490 NH CARD USED *SECNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS: 1634.0 3632.0 TYPE= 1 TARGET= 1998.000 CROSS SECTION 32725 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL MODIFIED FOR LINCOLN COPPELL FILL tN LEFT OVERBANK AND FOR GRADIWG IN CITY PARK RIGHT ENCROACHMENT ADJUSTED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRINCH CHANNEL IN THE FLOODWAY. 32725.00 21300. .05 .000761 24.09 462.29 .00 461.89 462.46 .17 .77 .18 6054. 9128. 6118. 2139. 2146. 3470. 66. 14. 2.83 4.25 1.76 .060 .045 .055 .000 435.20 380. 420. 520. 2 0 0 .00 1744.61 463.00 461.00 1634.00 3632.00 1490 NH CARD USED *SECNO 33145.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 1390.0 1960.0 TYPE= 1 TARGET= 570.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 460.64 ELREA= I00000.00 10-06-88 12:16:47 PAGE 17 CROSS SECTION 33145 FROM EROCKETTE, DAVIS AND DRAKE PROPOSED MODEL. MODIFIED FOR GRADING IN CITY PARK. 33145.00 24.18 462.58 .00 462.16 462.76 .1S .30 .00 460.64 14900. O. 14900. O. O. 4357. O. 118. 23. 100000.00 .08 .00 3.42 .00 .060 .0S2 .OSS .000 438.40 1390.00 .000743 385. 420. 290. 3 0 0 .00 461.24 1956.23 1490 NH CARD USED *SECNO 33470.000 3470 ENCROACHMENT STATIONS: 1135.0 1603.0 TYPE= 1 TARGET= 468.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 460.20 EbREA= 100000.00 CROSS SECTION 33470 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL. MODIFIED FOR GRADING IN CITY PARK. 33470.00 23.80 462.80 .00 462.41 463.07 .27 .28 14900. 0, 14900. 0. 0. 3576. 0. 148. .i0 .00 4.17 .00 .060 .044 .055 .000 .001044 315. 325. 260. 0 0 0 .00 .03 460.20 26. 100000.00 439.00 1135.00 465.88 1600.88 1490 NH CARD USED 'SECNO 34260.000 3470 ENCROACHMENT STATIONS= 868.0 1520.0 TYPE= i TARGET= 652.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 461.20 ELREA= 100000.00 CROSS SECTION 34260 FROM BROCKETTE DAVIS AND DRAKE PROPOSED MODEL. MODIFIED IN RIGHT OVERBANK AREAS FROM PARKS OF COPPELL 7OPOGRAPHY. 34260.00 24.73 463.53 .00 463.17 463.65 .12 .57 14900. 0. 14900. 0. 0. 5285. 0. 228. .18 .00 2.82 .00 .060 .049 .055 .000 .000521 830. 790. 250. 2 0 0 .00 .01 461.20 36. 100000.00 438.80 868.00 629.47 1497.47 1490 NH CARD USED 'SECNO 34850.000 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= 660.0 1560.0 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 34850.00 24.26 463.56 .00 463.23 14900. 0. 14900. 0. 0. .20 .00 7.77 .00 .060 .002759 520. 590. 640. 2 TYPE= 464.30 ELREA= 464.50 .94 1917. 0. .045 .055 0 0 I TARGET= 900.000 100000.00 .60 .24 464.30 277. 42. 100000.00 .00O 439.30 1314.82 .00 189.33 1504.15 10-06-88 12:I6:47 PAGE 18 SECNO DEPTH CWSEL CRIWS WSELK EG HV HL OLOSS BANK ELEV Q QLOB QCH QROB ALOB ACH AROB VOL TWA LEFT/RIGHT TIME VLOB VCH VROB XNL XNCH XNR WTN ELMIN SSTA SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR TOPWID ENDST t490 NH CARD USED tSECNO 34950.000 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= CROSS SECTION 34950 FROM BROCKETTE DAVIS AND DRAKE PROPOSED MODEL MODIFIED TO ELIMINATE FLOW AREAS IN COTTONWOOD BRANCH AT SOUTH END OF THE CROSS SECTION. 34950.00 25.05 464.35 .00 464.26 464.74 .39 .19 14900. 3277. 11623. 0. 1626. 2072. 0. 284. .20 2.01 5.61 .00 .056 .045 .055 .000 .001413 110. 100. 90. 3 0 0 .00 660.0 1520.0 TYPE= 1 TARGET= 860.000 .05 464.30 43. 100000.00 439.30 660.00 852.84 1512.84 CCEV= .100 CBHV= .300 ~SECNO 35170,000 3470 ENCROACHMENT STATIONS= 1988.0 2800.0 3495 OVERBANK AREA ASSUMED NON-EFFEC?IVE,ELLEA= TYPE= 1 TARGET= 812.000 462.70 ELREA= 100000.00 CROSS SECTION 35170. FROM FEMA MODEL 35170.00 26.50 464.80 .00 464.52 464.97 .17 .20 .02 462.70 14900. 2577. 12323. 0, 1533. 3479. 0. 305. 47. i00000.00 .22 1.68 3.54 .00 .055 .045 .055 .000 438.30 1988.00 .000654 210. 220. 210. 0 0 0 .00 N08.39 2796.39 1490 NH CARD USED *SECNO 36970.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 2900.0 3795.0 TYPE= 1 TARGET= 895.000 36970,00 26.30 466.30 .00 465.48 466.66 ,37 1.64 .06 465.00 14900. O. 10365. 4535. 0. 1838. 2042. 489. 82. 465.00 .33 .00 5.64 2.22 .055 .045 .060 .000 440.00 2900.00 .001347 1800. 1800. 1800. 2 0 0 .00 865.40 3795.00 10-06-88 12:16:47 SECNO D~PTH CISEL CRItS WSKLK EG $~0~ ~OB~ X~C~ X~OBR IT~IIL IBC A~OB ¥0~ ~ LEFT/RIGH~ ICON~ CORAR TO?WlD 1490 NH CARD USED '~ECNO 39440.000 3470 ENCROACHMKHT STATIONS= 3921.0 4§17.0 39440.00 26,75 468.75 .00 461.82 469.21 15600. 1088. 11831. 2681. 516. 1912. .46 2.11 6.19 1.86 .055 .045 .000864 1600. 2470. 2200. 2 0 1 TARGET= 596.000 .46 2.52 .03 4~4.00 1438. 693. 118. 462.50 .060 .000 442.00 3921.00 0 .00 §96.00 4517.00 10-06-88 12:16:47 PAGE 20 THIS RUN EXECUTED I0-06-88 NEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERIOR CD~R- 01,02,03,04,0~,06 MODIFICATION - 50,51,52,53,54,55,56 IEM-PC-XT VERSION AUGUST 1985 NOTE- ASTERISK (*} AT LEFT OF CROSS-SECTIOH NUMBER INDICATES MESSAGE IN SUMMARY OF ERRORS LIST DENTON CREEK, COPPHLL, T SUMMARY PRINTOUT TABLE 110 SECNO CWSEL DIFKWS EG TOPWID QLOB ~CH QROB PERENC 32150.000 458.81 .00 460.23 776.91 .00 19B17.31 1482.69 3140.00 32150.000 459.8I 1.00 460.92 884.54 55.32 19005.78 2238.90 1360.00 32200.000 459.2~ ,00 460.36 3t7.~4 .00 20735.73 564.27 3210,00 32200.000 460.04 .76 460.99 322.49 .00 20605.37 694.63 1390.00 32230.000 459.29 .00 460.37 317.61 .00 20733.83 566.17 3210.00 32230.000 460.05 .75 461.00 322.B2 .00 20603.5~ 696.42 1390.00 32250.000 459.29 .00 460.40 999.97 11.09 18808.4~ 24~0.46 3140.00 32250.000 460.14 .85 461.03 9§7.58 131.99 I8000.19 3167.82 1360.00 32305.000 458.57 .00 461.01 307,35 .00 17110.12 4189,89 .00 32305.000 459.56 .99 461.51 318.35 .00 17064.34 4235.66 1491.00 32725.000 461.89 ,00 462.04 2257.66 7102.79 8441.92 574~.30 .00 32725,000 462.29 .40 462.46 1744.61 6054,37 912~.12 6117.51 1998.00 33145.000 462.16 .00 462.35 B22.78 131.B8 14768.42 .00 .00 33145.000 462.58 .42 462.76 461.24 .00 14900.00 .00 570.00 33470.000 462.41 .00 462.68 628.62 55~.63 14341.37 .00 ,00 33470,000 462.80 .40 463.07 465.88 ,00 14900.00 .00 468.00 34260.000 463.17 .00 463.31 620.16 4.47 14B95.52 .00 .00 34260.000 463.53 .36 463.6~ 629,47 .00 14900.00 .00 652.00 34850.000 463.23 .00 464.23 183.58 .00 14900.00 .00 .00 34850.000 463.56 .33 464.50 189.33 .00 14900.00 .00 900.00 34950.000 464.26 .00 464.46 1795.64 5705.12 9194.88 .00 .00 34950.000 464.35 .09 464.74 852.84 3276.76 11623.24 .00 860.00 STENCL STCHL STCNR STENCR 3040,00 3400.00 3525.00 6180.00 3040.00 3400.00 352B.00 4400.00 3050.00 3380.00 3§52.00 6260.00 30~0.00 3380.00 35§2.00 4440.00 3050.00 33~0,00 3552.00 6260.00 30~0.00 3380.00 3552.00 4440.00 3040.00 3400.00 3525.00 6180.00 3040.00 3400.00 352~.00 4400.00 .00 2110.00 232B.00 .00 1825.00 2110.00 2325.00 3316.00 .00 1940.00 2150.00 .00 1634.00 1940.00 2150.00 3632.00 .00 1390.00 1960,00 .00 1390.00 1390.00 1960.00 1960.00 .00 1135,00 1603.00 ,00 1135.00 1135.00 1603.00 1603.00 .00 868.00 1520.00 .00 868.00 868.00 1520.00 1520,00 .00 1310.00 1760.00 ,00 660.00 1310.00 1760.00 1560.00 .00 1310.00 1520.00 .00 660.00 1310.00 1520.00 I520.00 10-06-88 12:16:47 PAGE 21 SECNO C~SEL DIFKWS EG TOP,ID Q~OB QCH QROB PERENC STENC~ STCHL STCHR STENCR 35170.000 464.52 35170.000 464.80 · 00 464.59 2115.93 6087.52 8812.48 · 28 464.97 808.39 2576.82 12323.18 · 00 .00 .00 2400.00 2800.00 .00 .00 812.00 1988.00 2400.00 2800.00 2800.00 36970.000 465.48 36970.000 466.30 .00 465.77 981.71 · 81 466.66 865.40 1.98 8888.88 6009.14 .00 .00 2900.00 3060.00 .00 · 00 10365.05 4534.95 895.00 2900.00 2900.00 3060.00 3795.00 39440.000 467.82 39440.000 468.75 .00 468.22 929.40 1856.25 10847.17 2896.57 .00 .00 4040.00 4150.00 .00 .93 469.21 596.00 1088.22 11830.82 2680.96 596.00 3921.00 4040.00 4150.00 4517.00 10-06-88 12:16:47 PAGE 22 DENTON CREEK, COPPELL, T SUMMARY PRINTOUT TABLE 150 SECNO XLCH 32150.000 .00 32150.000 .00 32200.000 50.00 32200.000 50.00 32230.000 50.00 32230.000 B0.00 32250.000 50.00 32250.000 50.00 32305.000 ES.00 32305.000 55.00 32725.000 420.00 32725.000 420.00 33145.000 420.00 33145.000 420.00 33470.000 325.00 33470.000 325.00 34260.000 790.00 34260.000 790.00 34850.000 590.00 34850.000 590.00 34950.000 100.00 34950.000 I00.00 35170.000 220.00 35170.000 220.00 36970.000 1800.00 36970.000 1800.00 39440.000 2470.00 39440.000 2470.00 EL?RD .00 ,00 465.00 465.00 465.00 465.00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 463.00 463.00 463.00 463.00 .00 .00 ELMIN Q CWSEL 437.00 21300.00 458.81 437.00 21300.00 459.81 437.00 21300.00 459.28 437.00 21300.00 460.04 437.00 21300.00 459.29 437.00 21300.00 460.05 437.00 21300.00 459.29 437.00 21300.00 460.14 .00 437.70 21300.00 458.57 .00 437.70 21300.00 459.56 .00 438.20 21300.00 461.89 .00 438.20 21300.00 462.29 .00 438.40 14900.00 462.16 .00 438.40 14900.00 462.58 .00 439.00 14900.00 462.41 .00 439.00 14900.00 462.80 .00 438.80 14900.00 463.17 .00 438.80 14900.00 463.53 .00 439.30 14900.00 463.23 .00 439.30 14900.00 463.56 .00 439.30 14900.00 464.26 .00 439.30 14900.00 464.35 .00 438.30 14900.00 464.52 .00 438.30 14900.00 464.80 .00 440.00 14900.00 465.48 .00 440.00 14900.00 466.30 .00 442.00 15600.00 467.82 .00 442.00 15600.00 468.75 CRIWS .00 EG 10K*S VCH AREA .01K 460.23 15.03 9.90 2798.25 5493.39 .00 460.92 11.72 8.95 3428.43 6222.19 .00 460.36 2,14 8.44 3025.89 14569.65 .00 460.99 1.84 7.97 3267.53 15694.28 .00 460.37 2.13 8.43 3029.41 14585.65 .00 461.00 1.84 7.97 3271.04 15712.90 .00 460.40 20.19 8.97 3275.28 4740.88 .00 461.03 15.93 8.i8 3768.28 5336.82 .00 461.01 101.99 13.49 1821.12 2109.07 .00 461.51 76.64 12.01 2020.88 2433.13 .00 462.04 7.30 4.09 8371.90 7883.88 .00 462.46 7.61 4.25 7754.90 7719.71 .00 462.35 7.93 3.55 4290.66 5290.09 .00 462.76 7.43 3.42 4357.50 5466.32 .00 462.68 11.04 4.23 3775.73 4485.25 .00 463.07 10.44 4.17 3575.62 4610.83 .00 463.31 5.85 2.94 5071.49 6160.31 .00 463.65 5.21 2.82 5285.02 6528.54 .00 464.23 29.57 8.03 1856.23 2739.92 .00 464.50 27.59 7.77 1917.48 2836.76 .00 464.46 9.05 4.48 5653.95 4953.42 .00 464.74 14.13 5.61 3698.59 3963.43 .00 464.59 3.66 2.61 8682.91 7793.61 .00 464.97 6.54 3.54 5011.88 5824.76 .00 465.77 12.54 5.21 4292.53 4206.96 .00 466.66 13.47 5.64 3880.06 4059.36 .00 468.22 8.73 5.99 4506.02 5278.99 .00 469.21 8.64 6.19 3866.98 5306.00 10-06-88 12:16:47 PAGE 23 DENTON CREEK, COPPELL, T SUMMARY PRINTOUT TABLE 150 SECNO Q CWSEL 32150.000 32150.000 32200,000 32200.000 32230.000 32230.000 32250.000 32250.000 32305.000 32305.000 32725.000 32725.000 33145.000 33145.000 33470.000 33470.000 34260.000 34260.000 34850.000 34850.000 34950.000 34950.000 35170,000 35170.000 36970.000 36970.000 39440.000 39440.000 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 21300.00 1490O.00 14900.00 14900.00 14900.00 14900.00 14900.00 14900.00 14900,00 14900.00 14900.00 14900.00 14900.00 14900,00 14900.00 15600.00 15600.00 458.81 459.81 459.28 460.04 459.29 460.05 459.29 460.14 458,57 459.56 461.89 462.29 462.16 462.58 462.41 462.80 463.17 463.53 463.23 463.56 464.26 464.35 464.52 464.80 465.48 466.30 467.82 468.75 DIFWSP .00 1.00 ,00 DIFWSX DIFKWS TOPWID XLCH .00 ,00 776.91 ,00 .00 1.00 884.54 .00 .47 ,00 317.54 50.00 .76 .23 .76 322.49 50.00 ,00 ,01 .00 317.61 50.00 .75 .01 .75 322.52 50.00 .00 .00 .00 999.97 50.00 .85 .09 .85 957.58 50.00 .00 -.72 .00 307.35 55.00 .99 -.58 .99 318.35 55.00 .00 3.32 ,00 2257,66 420.00 .40 2.73 .40 1744.61 420.00 .00 .27 .00 522.78 420.00 .42 .29 .42 461.24 420,00 .00 .25 .00 628.62 325,00 .40 .22 .40 465.88 325.00 .00 .77 ,00 620.16 790.00 .36 .73 .36 629.47 790.00 .00 .06 .00 183.58 590.00 .33 .03 .33 189.33 590.00 .00 1.03 .00 1795.64 100.00 .09 .79 .09 852.84 100.00 .00 .27 .OO 2115.93 220.00 .28 .45 .28 808.39 220.00 ,00 .96 .00 981.71 1800.00 .81 1,50 .81 865.40 1800,00 .00 2.34 .00 929.40 2470.00 .93 2.45 .93 596.00 2470.00 10-06-88 12:16:47 PAGK 24 SUNMARY OF ERROR~ AND SPECIAL 10-06-88 12:16:47 PAGE 25 FLOODWAY DATA, DENTOW CREEK, COPPELL, T PROFILE NO, 2 STATION ....... FLOODWAY ....... YATEI SURFACE ELEYATION WIDTH SECTIOW MEAN WITH WITHOUT DIFFERENCE AREA VELOCITY FLOODWAY FLOODWAY 32150.000 1360. 3428. 6.2 32200.000 1008. 3268. 6.5 32230.000 1008. 3271. 6.5 32250.000 1360. 3768. 5.7 32305.000 1155. 2021. 10.5 32725.000 1998. 7755. 2.7 33145.000 566. 4357. 3.4 33470.000 466. 3576. 4.2 34260.000 629. 5285. 2.8 34850.000 189. 1917. 7.8 34950.000 853. 3699. 4.0 35170.000 808. 5012. 3.0 36970.000 895. 3880. 3.8 39440.000 596. 3867. 4.0 459.8 458.8 1.0 460.1 459.3 .8 460.1 459.3 .8 460.1 459.3 .$ 459.6 458.6 1.0 462.3 461.9 .4 462.6 462.2 .4 462.8 462.4 .4 463.6 463.2 .4 463.5 463.2 .3 464.4 464.3 .1 464.8 464.5 .3 466.3 465.5 468.7 467.8 .9 10-06-88 ll:21:ll PAGE 1 MODIFI¢i~IO~ - 50,51,52,53,51,~5,56 ?~IS R~H EXECU?ED 10-06-8~ DE Ex P IK MATER SURFACE PRO[ILES YERSIOX OF NOVEMBER 1976 IH-?C-XT YgR$I0fl ~UGUST 1985 RUN DATE 10-06-88 TIME 12:46:33 * U,S. ARMY CORPS OF ENGINEERS * THE HYDROLOGIC ENGINEERING CENTER * 609 SECOND STREET, SUITE D * DAVIS, CALIFORNIA 95616 ' i915) iiO-1105 (FTS) 448-2105 X X XXHXXX XXXX)[ X X X X X X X X X XXXXXXX XXXX X X X X X X X X X X X X XXXXXXX XXXXX XXXXX XXXXX X X X XXXXX X X XXXXXXX 10-06-88 12:46:35 PAGE 1 HEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERROR CORR - 01,02,03,04,05,06 MODIFICATION- 50,51,52,53,54,55,56 IBM-PC-XT VERSION AUGUST 1985 ************************************************** THIS RUN EXECUTED 10-06-88 C Ti T2 T3 PARKS OF COPPELL - COTTONWOOD CREEK JP NO. 88009 100 YEAR FREQUENCY FLOOD: LINCOLN COPPELL INCLUDED, EXISTING CONDITIONS METHOD 1 ENCROACHMENTS dl ICEECK INQ NINV IDIR STRT METRIC HVINS Q 0. 2. 0. 0. .000000 .00 .0 0. 82 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBW 1.000 .000 -1.000 .000 .000 .000 .000 .000 J3 VARIABLE (lODES FOR SUMMARY PRINTOUT 110.000 150.000 200.000 .000 458.810 .000 CHNIM ITRACE .000 .000 .000 .000 .000 .000 .000 .000 QT 9.000 21300.000 21300.000 21300.000 21300.000 21300.000 21300.000 36200.000 21300.000 21300.000 NC .055 .055 .035 .100 .300 .000 .000 .000 .000 .000 E? .000 3.100 3040.000 6180.000 6.100 3040.000 4400.000 .000 .000 .000 DETERi{INE 100-YEAR FLOOD PLAIN AND FLOODWAY IN COTTONWOOD BRANCH BASED ON MODEL RECEIVED FROM BROCKETTE DAVIS AND DRAKE WHICH INCLU{)ES THE DANNEBAUM PROJECT AND UNIVEST FILL DOWNSTREAM OF DENTON TAP ROAD AND THE LINCOLN-COPPELL PROJECT UPSTREAM OF DENTON TAP ROAD. DISCH{RGES FROM BROCKB?TE DAVIS & DRAKE AND 1982 FEMA STUDIES X1 32150.000 41.000 3400.000 3525.000 .000 .000 .000 .000 GR 470.000 1000.000 461.000 1600.000 461.000 1800.000 458.000 2000.000 GR 457.000 2200.000 457.000 2220.000 459.000 2320.000 456.500 2620.000 GR 457.000 2650.000 456.500 2680.000 459.000 2900.000 459.000 3100.000 GR 461.500 3300.000 460.500 3400.000 437.000 3427.000 437.000 3440.000 GR 437.000 3475.000 437.000 3489.000 447.000 3505.000 447.000 3505.010 GR 461.500 3650.000 458.000 3920.000 459.000 3980.000 458.000 4240.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 457.500 4400.000 GR 461.000 4720.000 461.000 5110.000 462.000 5200.000 462.000 5460.000 GR 470.000 6180.000 .000 .000 .000 .000 .000 .000 .000 459.000 455.000 460.000 437.000 460.000 456.000 458.000 464.OO0 .000 .000 2100.000 2640.000 3200.000 3470.000 3525.000 4280.000 4520.000 5800.000 .000 PAG~ 2 12:46:35 10-06-88 NC .055 .055 .015 .300 .500 .000 .000 .000 .000 .000 ET .000 3.100 3050.000 6260.000 6.100 3050.000 4440.000 .000 .000 .000 gl 32200.000 45.000 3380.000 3552.000 50.000 50.000 50.000 .000 .000 .000 X2 .000 .000 .000 463.000 465.000 .000 .000 .000 .000 .000 GR 472.000 900.000 467.000 1310.000 462.000 1700.000 460.500 2000.000 461.500 2200.000 GR 456.500 2201.000 456.500 2221.000 461.500 2222.000 459.500 2430.000 459.500 2520.000 GR 460.500 2610.000 456.500 2611.000 460.500 2635.000 460.500 2635.010 461.000 3000.000 GR 462.000 3280.000 465.000 3380.000 460.000 3381.000 437.000 3427.000 437.000 3440.000 GR 437.000 3455.000 437.000 3470.000 437.000 3489.000 447.500 3510.000 447.500 3510.010 GR 460.000 3550.000 465.000 3552.000 464.500 3650.000 462.000 3940.000 460.800 4130.000 GR 461.000 4235.000 458.000 4236.000 456.000 4270.000 456.000 4350.000 452.000 4350.010 GR 453.000 4380.000 461.000 4390.000 461.500 4430.000 461.500 4600.000 461.500 4730.000 GR 462.000 4800.000 462.000 5400.000 464.000 5800.000 467.000 6000.000 472.000 6260.000 ET .000 3.100 3050.000 6260.000 6.100 3050.000 4440.000 X1 32230.000 .000 .000 .000 50.000 50.000 50.000 X2 .000 .000 .000 463.000 465.000 .000 .000 NC .055 .055 .045 .i00 .300 .000 .000 3.100 3040.000 6180.000 6.100 3040.000 .000 4400.000 .000 .000 .000 .000 9.100 .000 .O00 .000 .000 3040.000 .000 .000 .000 .000 6180.000 CROSS SECTION 32250 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL Xi 32250.000 41.000 3400.000 3525.000 50.000 50.000 GR 470.000 1000.000 461.000 1600.000 461.000 1800.000 GR 457.000 2200.000 457.000 2220.000 459.000 2320.000 GR 457.000 2650.000 456.500 2680.000 459.000 2900.000 GR 461.500 3300.000 460.500 3390.000 459.400 3400.000 GR 437.000 3470.000 437.000 3475.000 437.000 3500.000 GR 461.500 3650.000 458.000 3920.000 459.000 3980.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 GR 461.000 4720.000 461.000 El00.000 462.000 5200.000 GR 470.000 6180.000 .000 .000 .000 .000 NH NH ET 6.000 .050 1335.000 .055 1740.000 .060 3570.000 .050 4800.000 .000 .000 .000 .000 .000 .000 .000 6.100 1825.000 50.000 458.000 456.500 459.000 437.000 458.000 457.500 462.000 .000 2110.000 .000 3316.000 .000 2OOO.OOO 2620.000 3100.000 3430.000 3505.000 4240.000 4400.000 5460.000 .000 .045 .000 .000 .000 459.000 455.000 460.000 437.000 460.000 456.000 458.000 464.000 .000 2325.000 .000 .000 .000 2100.000 2640.000 3200.000 3440.000 3525.000 4280.000 4520.000 5800.OO0 .000 .055 .000 .000 CROSS SECTION 32305 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL RIGBT ENCROACBMENT STATION MODIFIED FROM BROCKETTE MODEb TO MOVE FLOODWAY LIMITS OUT OF COT?ONWOOD BRANCH CHANNEL. X1 32305.000 60.000 2110.000 2325.000 55.000 55.000 55.000 .000 GR 470.000 B0.O00 470.000 50.000 470.000 50.000 470.000 50.000 GR 467.000 50.000 466.000 135.000 465.000 220.000 465.000 1323.000 GR 461.000 1740.000 461.000 1740.000 461.000 1740.000 462.000 1825.000 GR 464.000 1975.000 465.000 2045.000 465.000 2110.000 464.000 2125.000 GR 460.000 2160.000 455.000 2175.000 450.000 2204.000 445.000 2218.000 GR 437.700 2232.000 438.000 2239.000 440.000 2245.000 445.000 2253.000 .000 470.000 461.000 463.000 463.000 440.000 450.000 .000 50.000 1335.000 1890.000 2140.000 2225.000 2263.000 Co~XP~. 10-06-88 12:46:35 PAGE 3 GR 455.000 2281.000 460.000 2325.000 461.000 3050.000 GR 458.000 3200.000 457.000 3218.000 455.000 3265.000 GR 451.000 3292.000 452.000 3308.000 455.000 3329.000 GR 461.000 3369.000 462.000 3400.000 461.000 3570.000 GR 464.000 3940.000 465.000 3970.000 470.000 4080.000 GR 485.000 4470.000 490.000 4540.000 495.000 4600.000 NH 6,000 .050 1285.000 .055 1568.000 .060 NH 3825.000 .050 4250.000 .000 .000 .000 ET ,000 .000 .000 .000 6.100 1634.000 460,000 452.000 459.000 462.000 475.000 495.000 1940.000 .000 3632.000 3140.000 3283.000 3350.000 3910.000 4220,000 4710,000 .045 .000 ,000 459.000 451.000 460.000 463.000 480,000 490,000 2150.000 .000 .000 3180,000 3289.000 3360.000 3930.000 4370.000 4800.000 .055 .000 .000 CROSS SECTION 32725 FROM BROCKEYTE, DAVIS AND DRAKE PROPOSED MODEL MODIFIED FOR LINCOLN-COPPELL FILL IN LEFT OVERBANK MODIFIED FOR FILL PLACED IN PARK PER PARK GRADING PLAN RIGHT ENCROACHMENT ADJUSTED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IN THE FLOODWAY. X1 32725.000 57.000 1940.000 2150,000 380.000 520.000 420.000 .000 .000 .000 GR 470.000 .000 470.000 .000 470.000 .000 470,000 .000 470.000 .000 GR 465.000 .000 465.000 90.000 465.000 180.000 465.000 1273.000 461.000 1285.000 GR 461,000 1568.000 453.000 1592.000 453.000 1842.000 464.000 1895.000 464.000 1895.000 GR 463.000 1940.000 460.000 1960.000 455.000 1981.000 450.000 2002.000 445.000 2018.000 GR 440.000 2025.000 439.000 2030.000 438,200 2040,000 439,000 2050.000 440.000 2053.000 GR 445.000 2070.000 450.000 2080.000 455.000 2090,000 460.000 2124.000 461.000 2150.000 GR 461.000 2165.000 461.000 2500.000 463.000 2700.000 463,000 2805.000 460.000 2885.000 GR 459,000 3350.000 455.000 3605.000 452.000 3615.000 455.000 3628.000 459.000 3632.000 GR 459.000 3677.000 458,000 3681.000 457.000 3689.000 457.000 3694.000 458.000 3702.000 GR 459.000 3710.000 460.000 3825.000 461.000 3840.000 462.000 3850.000 463.000 3865.000 GR 464.000 3875.000 465.000 3890.000 470.000 3960.000 475.000 4025.000 480.000 4090.000 GR 485.000 4145,000 490.000 4250.000 .000 .000 .000 .000 .000 .000 QT 9.000 7300,000 7300.000 7300.000 7300.000 7300.000 7300.000 9400.000 7300.000 7300.000 NC .055 .055 .045 .100 .300 .000 .000 .000 .000 .000 ET .000 .000 .000 ,000 6,100 1000,000 1270.000 .000 .000 .000 BEGIN COTTONWOOD CREEK X1 32816.000 17.000 1157.000 1183.000 95,000 NO.O00 GR 459,000 1000.000 459.800 1073.000 459.800 1157.000 GR 459.800 1183.000 460.400 1195.000 460.000 1204.000 GR 459.000 1328.000 460.000 1373.000 461,000 1438.000 GR 464.000 1500.000 465.000 1508.000 .000 .000 91.000 452.200 459.000 462.000 .000 .000 1169.000 1255,000 1470.000 .000 .000 452.200 458,700 463.000 .000 .000 1179.000 1274.000 1486.000 .000 ET .000 .000 .000 .000 6.100 854.000 1210,000 .000 ,000 .000 XI 32916.000 22,000 1000.000 1035.000 100.000 100,000 100.000 .000 .000 .000 GR 458.000 854.000 458,000 890.000 459.000 935.000 460.000 959,000 461,000 975.000 GR 462.000 986.000 462.900 1000.000 461.000 1008.000 452.800 1017.000 452.200 1032.000 GR 459.500 1035.000 460.000 1060.000 461.000 1126.000 460,000 1195.000 459.D00 1200.000 GR 459.000 1222.000 460,000 1252.000 461.000 1345.000 462.000 1362.000 463.000 1385.000 GR 464.000 1400.000 465,000 1416.000 .000 .000 .000 ,000 ,000 .000 COE:XP~, i0-06-88 12:46:3§ PAGE 4 ET .000 .000 .000 .000 6.100 1035.000 Xl 33016.000 22.000 1152.000 1183.000 100.000 100.000 GR 458.800 1000,000 459,000 1070.000 460,000 1098.000 GR 464.400 1152.000 452.200 1166.000 451.900 1172.000 GR 460,000 1213.000 459.600 1258.000 459.400 1329.000 GR 459.000 I411.000 460.000 1412,000 461.000 1488.000 GR 464.000 1600.000 465.000 1620.000 ,000 ,000 ET .000 .000 .000 .000 6.100 1025.000 Xi 33116.000 16.000 1152.000 1190,000 100.000 100.000 GR 459.200 1000.000 459.000 1057.000 459.800 1122.000 G~ 452.900 1169.000 452.700 1175.000 452.500 1177.000 GR 459,800 1303,000 461.000 1315.000 461.000 1460.000 GR 465.000 1530.000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 1030.000 X1 33560.000 16.000 1178.000 1210.000 380.000 470.000 GR 466.000 1000.000 465.000 1008.000 463.000 1017,000 GR 462.000 1111.000 462.000 1178.000 460.000 1183.000 GR 454.300 1206.000 462.000 i210.000 463.000 1345.000 GR 466.000 1400.000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 1028.000 X! 34075.000 38.000 1188.000 1230.000 505.000 520.000 GR 467.500 1000.000 467.000 1006.000 466.000 1010.000 GR 462.000 1032.000 461.000 1050.000 460.000 1064.000 GR 460.000 1096.000 461.000 1100.000 464.000 1114.000 GR 460.000 1193.000 455.800 1196.000 455.600 1205.000 GR 462.000 1230.000 463.000 1262.000 464.000 1320.000 GR 466.000 1440.000 466.000 1448.000 470.000 1458.000 GR 467.000 1490.000 465.000 1502.000 464.000 1505.000 GR 466.000 1600.000 467.000 1618.000 469.000 1637.000 ET .000 .000 .000 .000 6.100 4167.100 CROSS SECTION 35170 FROM EXISTING FEMA STUDY. IDENTIFIED AS SECTION 5275 IN VILLAGES OF COTTONWOOD CREEK STUDY. R1 35170.000 20.000 4495.000 4526.000 525.000 440.000 X3 10.000 .000 .000 .000 .000 .000 GR 475.100 3408.000 467.800 3430.000 467.500 3500.000 GR 466.I00 3800.000 466.700 3900.000 462.200 4000.000 GR 463.500 4300.000 466.700 4400.000 468.600 4495.000 GR 463.400 4600.000 462.500 4700.000 464.900 4800.000 1350.000 100.000 461.000 452.200 459.000 462.000 .000 1350.000 100.000 464.300 460.400 461.000 .000 1300.000 444.000 462.000 454.500 464.000 .000 1280.000 515.000 465.000 459.000 464.000 455.800 465.000 470.000 464.000 .000 4526.000 475.000 .000 468.400 460.100 457.100 464.400 NC .065 .060 .050 .I00 .300 .000 .000 ET .000 .000 .000 .000 6.100 1100.000 1660.000 .000 .000 1120.000 1174.000 1345.000 1538.000 .000 .000 .000 1139.000 1190.000 1500.000 .000 .000 .000 1019.000 1189.000 1368.000 .000 .000 .000 1016.000 1075.000 1163.000 1218.000 1408.000 1463.000 1552.000 .000 .000 .000 468.800 3600.000 4100.000 4514.000 4900,000 .000 .000 .000 .000 464.200 460.800 459.000 463.000 .000 .000 .000 464.100 460.300 462.000 ,000 .000 .000 461.400 454.100 465.000 .000 .000 .000 463.000 459.000 464.000 460.000 466.000 467.000 465.000 .000 .000 .000 464.900 469.000 460.900 464.900 470.000 .000 .000 1140 1183 1400 1580 1152 1257 1520 ,000 .000 ,000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 1050.000 1198.000 1390.000 .000 .000 .000 1021.000 1085.000 1188.000 1220.000 1418.000 1479.000 1590.000 .000 .000 .000 .000 3700.000 4200.000 4526.000 5000.000 .000 .000 10-06-88 12:46:35 BEGIM 6710.000 GR 474.200 GR 472,800 GR 468.000 GR 462.300 GR 466.300 GR 466.000 GR 475.000 Xl GR GR GR GR GR GR WITH VILMGES OF COTTONWOOD CREEK MODEL. 31.000 1250.000 1286.000 1425.000 1090.000 866.000 474.000 916.000 474.100 926.000 1016.000 472.600 1066.000 472.200 1077.000 1172.000 468.700 1222.000 468.700 1250.000 1275.000 469.400 1286.000 467.700 1315.000 1472.000 466.300 1522.000 465.900 1572.000 1722.000 466.800 1772.000 468.600 1822.000 1937.000 .000 .000 .000 .000 .000 .000 .000 .000 8000.000 35.000 2817.000 2848.000 479.300 1990.000 478.400 2040.000 477.000 2240.000 476.700 2290.000 475.900 2540.000 476.800 2547.000 474.300 2656.000 472.600 2690.000 465.300 2829.000 463.900 2840.000 468.100 3100.000 468.700 3200.000 479.400 3500.000 480.600 3534.000 .000 .000 .000 .000 6.100 990.000 478.300 476.600 474.800 470.100 472.200 469.800 481.500 .000 2693.000 1060.000 2090.000 2340.000 2558.000 2700.000 2848.000 3300.000 3600.000 .000 1435.000 474.200 466.900 462.600 467.400 465.900 471.000 .000 3202.000 1335.000 477.500 476.400 474.500 472.100 471.300 471.500 480.500 .000 .000 955.000 1093.000 1257.000 1322.000 1622.000 1872.000 .000 .000 .000 2140.000 2440.000 2590.000 2800.000 2900,000 3340.000 3700.000 .000 .000 474.000 467.500 460.600 466.300 466.800 473.000 .000 .000 .000 477.100 476.200 474.400 472.300 469.800 474.400 477.700 .000 .000 966.000 1122.000 1266.000 1372.000 1672.000 1922.000 .000 .000 .000 2190.000 2490.000 2640.000 2817.000 3000.000 3400.000 3800.000 .000 6.O6 10-06-88 12:46:35 PAGE O QLOB QCH QROE ALOE ACH TIME YLOB VCH VROB XNL XNCH SLOPE XLOBL ZLCH XLOBR ITRIAL ID¢ HV HL OLOSS BANK ELEV AROB VOL TWA LEFT/RIGHT XNR WTM ELMIN SSTA I¢ONT CORAR TOPNID ENDST ~PROF 1 CCHV= .100 CEHV= 'SECNO 321S0.000 3265 DIVIDED FLOW .300 3470 ENCROACHMENT STATIONS= 3040.0 6180.0 TYPE= 1 TARGET= 3140.000 DETERMINE iO0-YEAR FLOOD PLAIN AND FLOODWAY IN COTTONWOOD BRANCH BASED ON MODEL RECEIVED FROM BROCKETTE DAVIS AND DRAKE WHICH INCLUDES THE DANNEBAUM PROJECT AND UNIVEST FILL DOWNSTREAM OF DENTON TAP ROAD AND THE LINCOLN-COPPELL PROJECT UPSTREAM OF DENTON TAP ROAD. DISCHARGES FROM BROCKETTE DAVIS & DRAKE AND 1982 FEMA STUDIES 32150.00 21.81 458.81 .00 ,00 460.23 1.42 .00 .00 460.50 21300. O. 19817. 1483. O. 2002. 796. O. O. 460.00 .00 .00 9.90 1.86 .055 .035 .055 .000 437.00 3401.94 .001503 O. O. O. 0 0 0 .00 776.91 4574.00 CCHV= .300 CEHV= .500 *SECNO 32200.000 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD: 0 MIN ELTRD= 465.00 MAX ELLC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 4260.0 TYPE= 1 TARGET= 3210.000 32200.00 22.28 459.28 .00 .00 460.36 1.08 .02 .I0 465.00 21300. O. 20736. 564. O. 2458. 568. 3. 1. 465.00 .00 ,00 8.44 .99 .055 .015 .055 .000 437.00 3382.44 .000214 50. 50. 50. 2 0 0 .00 317.54 4387.85 10-06-88 12:46:35 PAGE 7 SECNO DEPTH CWSEL CRIWS WHELK EG HV HL ObOS$ BANK ELEV Q QLOB QCH ~ROB ALOB ACH AROB VOL TWA LEFT/RIGHT TIME VbOB VCH VROB XNL XNCH XNR W?N ELMIN SSTA SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR TOPWID ENDST 'SECNO 32230.000 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD: 0 MIN ELTRD: 465.00 MAX ELLC: 463.00 3470 ENCROACHMENT STATIONS: 3050.0 6260.0 TYPE: 1 TARGET: 3210.000 32230.00 22.29 459.29 .00 .00 460.37 1.07 .01 .00 465.00 21300. O. 20734. 566. O. 2459. 570. 7. 1. 465.00 .00 .00 8.43 .99 .055 .015 .055 .000 437.00 3382.42 .000213 50. 50. 50. 2 0 0 .00 317.61 4307.86 CCHV= .100 CEHV: .300 'SECNO 32250.000 3265 DIVIDED FLOW 34V0 ENCROACHMENT STATIONS: 3040.0 6180.0 TYPE: 1 TARGET: 3140.000 CROHS SECTION 32250 FROM BROCKE?TE, DAVIS AND DRAKE PROPOSED MODEL 32250.00 21300. .01 .002019 22.29 459.29 .00 .00 460.40 1.11 .02 .01 459.40 11. 18808. 2480. 22. 2096. 1157. 10. 2. 460.00 .50 8.97 2.14 .055 .045 .055 .OOO 437.00 3040.00 50. 50. 50. 1 0 0 .00 999.97 4606.46 1490 NH CARD USED *$ECNO 32305.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS COl: X ~1'(.. 10-06-H 12:46:35 PAGE CROSS SECTION ]2305 FROM BROCKETTR, DAVIS AMD DRAKE PROPOSED MODEL RIGHT ENCROACHMENT STATION MODIFIED FROM BROCKEYTE MODEL TO MOVE FLOODWAY LIMITS OUT OF COTTONWOOD BRANCH CHANNEL. 32305.00 20.87 458.57 .00 .00 461.01 2.45 .21 21300. 0. 17110. 4190. 0. 1268. 553. 14. .01 .00 13.49 7.58 .055 .045 .055 .000 .010199 55. 55. 55. 3 0 0 .00 .4O 3. 437.70 307,35 465.00 460.00 2164.28 3347.75 1490 NH CARD USED 'SECNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS CROSS SECTION 32725 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL MODIFIED FOR LINCOLN-COPPELL FILL IN LEFT OVERBANK MODIFIED FOR FILL PLACED IN PARK PER PARK GRADING PLAN RIGHT ENCROACHMENT ADJUSTED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IN THE FLOODWAY. 32725.00 23.69 461.89 .00 .00 462.04 .15 21300. 7103. 8449. 5748. 2780. 2064. 3528. .05 2.55 4.09 1.63 .060 .045 .055 .000730 380. 420. 520. 2 0 0 .79 .23 463.00 66. 17. 461.00 .000 438.20 1282.34 .00 2257.66 3848.85 CCHV: .100 CEHV: .300 *SECNO 32816.000 3280 CROSS SECTION 32816.00 EXTENDED 2.88 PEET 3301 HV CHANGED MORE THAN HVINS 3685 20 TRIALS ATTEMPTED WSEL,CWSEL 3693 PROBABLE MINIMUM SPECIFIC ENERGY 3720 CRITICAL DEPTH ASSUMED BEGIN COTTONWOOD CREEK 32816.00 9.68 461.88 461.88 .00 462.88 1.01 7300. 1844. 2296. 3160. 355. 191. 587. .05 5.20 12.04 5.38 .055 .045 .055 .012697 95. 91. 80. 20 17 0 .10 .26 459.80 76. 19. 459.B0 .000 452.20 1000.00 .00 466.00 1466.00 10-06-88 12:46:35 ?~GE 9 SECNO DEPTH CWSEL CRIHS WS£LK ~G HV Q QLOE QCH QEOB ALOB ACH AROB TI~E VLOB VCH VROB XNL XNCR XNR SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT VOL TWA LEFT/~IG~T ~T~ ELNIN ~STA CO~A~ TOPWID E~DST *SECNO 32916.000 3280 CROSS SECTION 32916.00 EXTENDED 5.26 FEET 3301 HV CHANGED MORE THAN HVlNS 32916.00 11.06 463.26 .00 .00 463.56 .31 7300. 2374. 1601. 3325. 568. 251. 989. .06 4.18 6.37 3.36 .855 .045 .055 .003571 100. 100. 100. 2 0 0 .61 .07 462.90 79. 20. 459.50 .000 452.20 854.00 .00 534.86 1388.86 'SECNO 33016.000 3265 DIVIDED FLOW 3280 CROSS SECTION 33016.00 11.75 7300. 1813. .07 3.35 .002380 100. 33016.00 EXTENDED 4.85 FEET 463.65 .00 ,00 463.86 .21 1255. 4232. 540. 232. 1349. 5.40 3.14 .055 .045 .055 100. 100. 2 0 0 .29 .01 464.40 84. 22. 460.80 .000 451.90 1000.00 .00 576.81 1593.08 *SECNO 33116.000 3265 DIVIDED FLOW 3280 CROSS SECTION 33116.00 11.36 7300. 2305. .07 3.89 .002970 100. 33116.00 EXTENDED 4.66 FEET 463.86 .00 ,00 464.15 .28 1717. 3278. 593. 277. 1036. 6.21 3.16 .055 .045 .055 I00. 100. 2 0 0 .27 .02 464.10 88. 23. 460.40 .000 452.50 1000.00 .00 511.21 1526.22 *SECNO 33560.000 33560.00 11.21 465.31 .00 .00 466.07 .75 7300. 2749. 2786. 1765. 573. 287. 441. .09 4.80 9.72 4.01 .055 .045 .055 .006098 380. 444. 470. 2 0 0 1.78 .14 462.00 104. 27. 462.00 .000 454.10 1005.46 .00 387.71 1393.17 Co6 x PI<, t0-06-88 12:46:35 PAGE 10 SECNO DEPTH CWSEL CRIWS WSELK EG HV HL Q ~LOB QCH QROB ALOE ACH AROB VOL TIME VLOB VCH VROB XNL XNCH XNR WTN SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAR OLOSS BANK ELEV TWA LEFT/RIGHT ELMIN SSTA TOPWID ENDST 'SECNO 34075.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS 34075.00 ii.71 467.31 .00 .00 467.53 .22 1.41 .05 464.00 7300. 2911. 2062. 2326. 879. 392. 1005. 125. 33. 462.00 .13 3.31 5.26 2.31 .055 .045 .055 .000 455.60 1002.27 .001559 505. 515. 520. 2 0 0 .00 592.61 1620.95 'SECNO 35170.000 3495 OVERBANK AREA ASSUMED NON-EFFECTIVE,ELLEA= 468.80 ELREA= 464.90 CROSS SECTION 35170 [ROM EXISTING FEMA STUDY. IDENTIFIED AS SECTION 5275 IN VILLAGES OF COTTONWOOD CREEK STUDY. 35170.00 11.12 468.22 .00 .00 468.45 .23 .91 .00 468.60 7300. O. 957. 6343. O. 189. 1767. 148. 39. 464.90 .16 .00 5.07 3.59 .055 .045 .055 .000 457.10 4495.63 .002569 525. 475. 440. 3 0 0 .00 472.56 4968.19 CCHV= .100 CEHV: .300 '$ECNO 6710.000 BEGIN WITH VILLAGES OF COTTONWOOD CREEK MODEL. 6710.00 10.03 470.63 .00 .00 470.75 .11 2.29 .01 468.70 7300. 755. 999. 5546. 433. 251. 2212. 212. 55. 469.40 .29 1.74 3.97 2.51 .065 .050 .060 .000 460.60 1081.73 .001578 1425. 1435. 1090. 2 0 0 .00 782.64 1864.37 *SECNO 8000.000 8000.00 9.15 473.05 .00 ~00 473.26 .21 2.48 .03 472.30 7300. 461. 955. 5884. 227. 184. 1687. 273. 73. 472.20 .37 2.03 5.20 3.49 .065 .050 .060 .000 463.90 2681.25 .003559 990. 1335. 1060. 1 0 0 .00 690.57 3371.81 10-06-88 12:t6:~5 ~tGE 11 HEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERROR CORR - 01,02,03,04,05,06 MODIFICATION- 50,51,§2,53,54,§§,56 IBM-PC-XT VERSION AUGUST 1985 THIS RUN EXECUTED 10-06-S8 T1 T2 T3 PARKS OF COPPELL - COTTONWOOD BRANCH JP NO. 88009 100 YEAR FREQUENCY FLOOD, LINCOLN COPPEL~ INCLUDED, EXISTING CONDITIONS METHOD I ENCROACHMENT J1 ICHECK INQ NINV IDIR STRT METRIC HVINS Q WSEL FQ 0. 5. 0. 0. .000000 .00 .0 0. 459.810 .000 J2 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBW CHNIM ITRACE 15.000 .000 -1.000 .000 .000 .000 .000 .000 .000 .000 lO-06-8B 12:46:35 PAGE 12 SECNO DEPTN C~SEL CRINS NSgb[ EG ~V Nb ObOSS BANK Q QLOB OCfl QROB ALOE ACE AROB VOL TWA LEFT/RIGNT TI~E VLOB VCH VROB XNL XNCB XNR BTM SLO?E XLOBL XbCfl XLOER IIRIAL IDC ICONT CORAR TOPWID ENDS? '?ROF 2 CCHV= .I00 CEHV= *$ECNO 32150.000 3265 DIVIDED FLOW .300 3470 ENCROACHMENT STATIONS= 3040.0 4400.0 TYPE= 1 TARGET= 1360.000 DETERMINE 100-YEAR FLOOD PLAIN AND FLOODWAY IN COT?ONWOOD BRANCH BASED ON MODEL RECEIVED FROM BROCKETTE DAVIS AND DRAKE WHICH INCLUDES THE DANNEBAUM PROJECT AND UNIVEST FILL DOWNSTREAM OF DENTON ?AP ROAD AND THE LINCOLN-COPPELL PROJECT UPSTREAM OF DENTON TAP ROAD. DISCHARGES FROM BROCKET?E DAVIS & DRAKE AND 1982 FEMA STUDIES 32150.00 22.81 459.81 .00 458.81 460.92 1.11 .00 .00 460.50 21300. 55. 19006. 2239. 81. 2124. 1223. 0. 0. 460.00 .00 .68 8.95 1.83 .055 .035 .055 .000 437.00 3040.00 .001172 0. 0. 0. 0 0 0 .00 884.54 4400.00 CCHV= .300 CEHV= .500 'SECNO 32200.000 3265 DIVIDED FLOW 3320 NORMAL BRIDGE,NRD= 0 MIN EL?RD= 465.00 MAX ELbC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 4440.0 ?YPE= 1 TARGET= 1390.000 32200.00 23.04 460.04 .00 459.28 460.99 .96 .02 .05 465.00 21300. 0. 20605. 695. 0. 2584. 684. 4. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.49 4388.79 CoExP~. 10-06-88 12:46:35 PAGE 13 SECNO DEPTH CWSEL CRINS WSEb[ EG HV HL OLO$S BANK ELEV Q QLOB QCH QROB ALOE ACH AROB VOL TWA LEFT/RIGHT TIME VLOB YCH VROE XNL XNCH XNR WTN ELMI# SSTA SLOPE XLOEL XLCH XLOBR ITRIAL IDC ICONT CORAR TOPWID ENDST *SECNO 32230.000 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD= 0 MIN ELTRD: 465.00 MAX ELLC= 463.00 3470 ENCROACHMENT STATIONS= 3050.0 4440.0 TYPE= 1 TARGET= 1390.000 32230.00 23.05 460.05 .0O 459.29 461.00 .95 .01 .00 465.00 21300. 0. 20604. 696. 0. 2586. 685. 8. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.52 4388.81 CCHV= .100 CEHV= .300 *SECNO 32250.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 3040.0 4400.0 TYPE= 1 TARGET= 1360.000 CROSS SECTION 32250 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL 32250.00 21300. .01 .001593 23.14 460.14 .00 459.29 461.03 .89 .02 .01 459.40 132. 18000. 3168. 135. 2201. 1432. 12, 2. 460.00 .98 8.18 2.21 .055 .045 .055 .000 437.00 3040.00 50. 50. 50. 2 0 0 .00 957.58 4400.00 1490 NH CARD USED *SECNO 32305.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= 1825.0 3316.0 TYPE= 1 TARGET= 1491.000 10-06-88 12:46:35 PAGE 14 CROSS SECTION 32305 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL RIGHT ENCROACHMENT STATION MODIFIED FROM BROCKETTE MODEL TO MOVE FLOODWAY LIMITS OUT OF COTTONWOOD BRANCH CHANNEL. 32305.00 21.86 459.56 .00 458.57 461.51 1.95 .17 .32 465.00 21300. 0. 17064. 4236. 0. 1421. 600. 15. 3. 460.00 .01 .00 12.01 7.06 .055 .045 .055 .000 437.70 2161.31 .007664 55. 55. 55. 3 0 0 .00 318.35 3316.00 1490 NH CARD USED *SECNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= 1634.0 3632.0 TYPE= I TARGET= 1998.000 CROSS SECTION 32725 FROM BROCKETTE, DAVIS AND DRAKE PROPOSED MODEL MODIFIED FOR LINCOLN-COPPELL FILL IN LEFT OVERBANK MODIFIED FOR FILL PLACED IN PARK PER PARK GRADING PLAN RIGHT ENCROACHMENT ADJUSTED FROM BROCKETTE MODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IN THE FLOODWAY. 32725.00 24.09 462.29 .00 461.89 462.46 .17 .77 .18 21300. 6054. 9128. 6118. 2139. 2146. 3470. 66. 14. .05 2.83 4.25 1.76 .060 .045 .055 .000 438.20 .000761 380. 420. 520. 2 0 0 .00 1744.61 463.00 461.00 1634.00 3632.00 CCHV= .100 CEHV= .300 *SECNO 32816.000 3301 HV CHANGED MORE THAN HVINS 3685 20 TRIALS ATTEMPTED WSEL,CWSEL 3693 PROBABLE MINIMUM SPECIFIC ENERGY 3720 CRITICAL DEPTH ASSUMED 3470 ENCROACHMENT STATIONS= 1000.0 1270.0 TYPE= 1 TARGET= 270.000 CoExPl<. 10-06-88 12:46:35 PAGE 15 BEGIN COTTONWOOD CREEK 32816.00 10.32 462.52 462.52 461.88 463.94 1.42 .11 .37 459.80 7300. 2900. 2748. 1651. 456. 207. 258. 75. 16. 459.80 .05 6.36 13.25 6.39 .055 .045 .055 .000 452.20 1000.00 .013752 95. 91. 80. 20 12 0 .00 270.00 1270.00 'SECNO 32916.000 3301 HV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS= 854.0 1210.0 TYPE= 32916.00 12.06 464.26 .00 463.26 464.59 7300. 3021. 1786. 2492. 714. 286. .05 4.23 6.24 3.58 .055 .045 .002879 100. i00. 100. 2 I TARGET= 356.000 .33 .54 .11 462.90 696. 78. 17. 459.50 .055 .000 452.20 854.00 0 .00 356.00 1210.00 *SECNO 33016.000 3470 ENCROACHMENT STATIONS= 1035.0 1350.0 TYPE= 33016.00 12.62 464.52 .00 463.65 464.92 7300. t966. 1759. 3575. 465. 259. .06 4.23 6.79 4.44 .055 .045 .003395 100. I00. I00. 2 0 1 TARGET= 315.000 .40 .31 .02 464.40 805. 82. 18. 460.80 .055 .000 451.90 1035.00 0 .00 315.00 1350.00 'SECNO 33116.000 3470 ENCROACHMENT STATIONS= 1025.0 1350.0 TYPE= 33116.00 12.36 464.86 .00 463.86 465.23 7300. 2496. 2059. 2745. 598. 315. .07 4.18 6.55 3.85 .055 .045 .002819 100. 100. 100. 2 0 1 TARGET= 325.000 .37 .31 .00 464.10 713. 85. 18. 460.40 .055 .000 452.50 1025.00 0 .00 325.00 1350.00 *SECNO 33560.000 3280 CROSS SECTION 33560.00 EXTENDED .16 FEET 3470 ENCROACHMENT STATIONS= 1030.0 1300.0 TYPE= 33560.00 12.06 466.16 .00 465.31 466.82 7300. 3037. 2778. 1486. 641. 314. .09 4.73 8.86 4.32 .055 .045 .004499 380. 444. 470. 2 0 1 TtRGET= 270.000 .67 1.50 .09 462.00 344. 99. 21. 462.00 .055 .000 454.10 1030.00 0 .00 270.00 1300.00 10-06-88 12:46:35 PAGE 16 Q QLOB QCB QROB ALOE ACE AROB VOL TWA LEFT/RIGET SLO?E XLOBL XLCE XLOBR ITRIA~ IDC ICONT CORAR TO?WID ENDST *SECNO 34075.000 3470 ENCROACEMENT STATIONS= 1028.0 1280.0 TYPE= 1 TARGET= 252.000 34075.00 12.36 467.96 .00 467.31 468.34 .38 1.49 .03 464.00 7300. 3749. 2634. 917. 919. 419. 261. 116. 24. 462.00 .11 4.08 6.28 3.51 .055 .045 .055 .000 455.60 1028.00 .002032 505. 515. 520. 2 0 0 .00 252.00 1280.00 *SECNO 35170.000 3470 ENCROACHMENT STATIONS= 4167.1 4526.0 TYPE= 1 TARGET= 358.900 CROSS SECTION 35170 FROM EXISTING FEMA STUDY. IDENTIFIED AS SECTION 5275 IN VILLAGES OF COTTONWOOD CREEK STUDY. 35170.00 12.08 469.t8 .00 468.22 469.45 .28 1.11 .01 468.60 7300. 6231. 1069. O. 1528. 218. O. 136. 28. 100000.00 .15 4.08 4.89 .00 .055 .045 .055 .000 457.10 4167.10 .002346 525. 475. 440. 2 0 0 .00 358.90 4526.00 CCHV= .100 CEHV= .300 *SECNO 6710.000 3470 ENCROACHMENT STATIONS= 1100.0 1660.0 TYPE= 1 BEGIN WITH VILLAGES OF COTTONWOOD CREEK MODEL. 6710.00 11.01 471.61 .00 470.63 471.73 .13 7300. 1017. 1139. 5144. 532. 286. 1915. .28 1.91 3.98 2.69 .065 .050 .060 .001330 1425. I435. 1090. 2 0 0 TARGET= 560.000 2.27 .01 468.70 202. 41. 469.40 .000 460.60 1100.00 .00 560.00 1660.00 *SECNO 8000.000 3470 ENCROACHMENT STATIONS= 2693.0 3202.0 TYPE= 1 TARGET= 509.000 8000.00 9.81 473.71 .00 473.05 473.96 .25 2.19 .04 472.30 7300. 738. 1107. 5455. 305. 204. 1433. 260. 54. 472.20 .36 2.42 5.42 3.81 .065 .050 .060 .000 463.90 2693.00 .003347 990. 1335. i060. I 0 0 .00 509.00 3202.00 C: o~XPK 10-06-88 12:46:35 PAGE 17 HEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERROR CORR - 01,02,03,04,05,06 MODIFICATION- 50,51,52,53,54,55,56 IBM-PC-XT VERSION AUGUST 1985 THIS RUN EXECUTED 10-06-18 NOTE- ASTERISK {*) AT LEFT OF CROSS-SECTION NUMBER INDICATES MESSAGE IN SUMMARY OF ERRORS LIST METHOD 1 ENCROACHMENTS SUMMARY PRINTOUT TABLE 110 SECNO CWSEL 32150.000 458.81 32150.000 459.81 32200.000 459.28 32200.000 460.04 32230.000 459.29 32230.000 460.05 32250.000 459.29 32250.000 460.14 32305.000 458.57 32305.000 459.56 32725.000 461.89 32725.000 462.29 32816.000 461.88 32816.000 462.52 32916.000 463.26 32916.000 464.26 33016.000 463.65 33016.000 464.52 33116.000 463.86 33116.000 464.86 33560.000 465.31 33560.000 466.16 DIFKWS BG TOPWID QLOB QCH QROB PERENC STENCL STCHL STCHR STENCR .00 460.23 776.91 .00 19817.31 1482.69 3140.00 3040.00 3400.00 3525.00 6180.00 1.00 460.92 884.54 55.32 19005.78 2238.90 1360.00 3040.00 3400.00 3525.00 4400.00 .00 460.36 317.54 .00 20735.73 564.27 3210.00 3050.00 3380.00 3552.00 6260.00 .76 460.99 322.49 .00 20605.37 694.63 1390.00 3050.00 3380.00 3552.00 4440.00 .00 460.37 317.61 .00 20733.83 566.17 3210.00 3050.00 3380.00 3552.00 6260.00 .75 461.00 322.52 .00 20603.58 696.42 1390.00 3050.00 3380.00 3552.00 4440.00 .00 460.40 999.97 11.09 18808.45 2480.46 3140.00 3040.00 3400.00 3525.00 6180.00 .85 461.03 957.58 131.99 18000.19 3167.82 1360.00 3040.00 3400.00 3525.00 4400.00 .00 461.01 307.35 .00 17110.12 4189.89 .00 .00 2110.00 2325.00 .00 .99 461.51 318.35 .00 17064.34 4235.66 1491.00 1825.00 2110.00 2325.00 3316.00 .00 462.04 2257.66 7102.79 8448.92 5748.30 .00 .00 1940.00 2150.00 .00 .40 462.46 1744.61 6054.37 9128.12 6117.51 1998.00 1634.00 1940.00 2150.00 3632.00 .00 462.88 466.00 1844.39 2295.95 3159.65 .00 .00 1157.00 1183.00 .00 .64 463.94 270.00 2900.23 2748.30 1651.47 270.00 1000.00 1157.00 1183.00 1270.00 .00 463.56 534.86 2373.77 1600.97 3325.27 .00 .00 1000.00 1035.00 .00 1.00 464.59 356.00 3021.23 1786.38 2492.39 356.00 854.00 1000.00 1035.00 1210.00 .00 463.86 576.81 1813.19 1254.86 4231.95 .00 .00 1152.00 1183.00 .00 .87 464.92 315.00 1966.37 1758.98 3574.65 315.00 1035.00 1152.00 1183.00 1350.00 .00 464.15 511.21 2305.23 1717.20 3277.56 .00 .00 1152.00 1190.00 .00 1.00 465.23 325.00 2495.91 20B9.40 2744.69 325.00 1025.00 1152.00 1190.00 1350.00 .00 466.07 387.71 2749.04 2785.88 1765.08 .00 .00 1178.00 1210.00 .00 .84 466.82 270.00 3036.55 2777.61 1485.84 270.00 1030.00 1178.00 1210.00 1300.00 10-06-8N 12:46:35 PACE 18 SECNO CWSEL DIFKW$ EG 34075.000 467.31 .00 467.53 34075.000 467.96 .65 468.34 35170.000 468.22 .00 468.45 35170.000 469.18 .96 469.45 6710.000 470.63 .00 470.75 6710.000 471.61 .97 471.73 8000.000 473.05 .00 473.26 8000.000 473.71 ,67 473,96 ?OPWID 592.61 252.00 472,56 35N.90 782.64 560.00 690.57 509.00 QLOB 2911.48 3749.41 .00 6231.36 755.28 1017.30 460.89 737.90 QCH 2062.41 2633,61 957.39 1068.63 998.81 1139.14 955.32 1106.64 QROB 2326.11 916,98 6342.60 .00 5545.91 5143.56 5883.79 5455.46 PERENC .00 252,00 .00 358,90 .00 560.00 .DO 509.00 .00 1028.00 .00 4167.10 .00 1100.00 .00 2693.00 1188.00 1158,00 4495.00 4495.00 1250.00 1250.00 2817.00 2817.00 S?CHR 1230.00 1230,00 4526.00 4526.00 1286.00 1286.00 2848.00 2848.00 STENCR .00 1280.00 .00 4526.00 .00 1660.00 ,00 3202.00 PA~ 19 10-06-88 t2:46:35 METHOD 1 ENCROACHMENTS SUMMARY PRINTOUT TABLE X~CH 32150.000 .00 32150.000 .00 32200.000 50.00 32200.000 50.00 32230.000 B0.00 32230,000 50.00 32250.000 50.00 32250.000 50.00 32305.000 55,00 32305.000 55.00 32725.000 420.00 32725.000 420.00 32816.000 91.00 32816.000 91.00 32916.000 100.00 32916.000 100.00 33016.000 100,00 33016.000 100,00 33116,000 100.00 33116.000 100.00 33560.000 444.00 33560.000 444.00 34078.000 515.00 34075.000 515.00 35170.000 475.00 35170,000 475.00 6710,000 1435,00 6710.000 1435.00 8000.000 1335.00 8000.000 1335.00 150 EL?RD .00 .00 465.00 465.00 465.00 465.00 ,00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 ,00 .00 .00 .00 .00 BLMIN g CWSEL .00 437.00 21300.00 458.81 .00 437,00 21300.00 459.81 463.00 437.00 21300.00 459.28 463.00 437.00 21300.00 460.04 463.00 437.00 21300.00 459.29 463.00 437.00 21300.00 460.05 .00 437.00 21300.00 459.29 .00 437.00 21300,00 460.14 .00 437.70 21300.00 458.57 .00 437.70 21300.00 459.56 .00 438.20 21300.00 461.89 .00 438.20 21300.00 462.29 .00 452.20 7300.00 461.85 .00 452.20 7300.00 462.52 .00 452.20 7300,00 463,26 .00 452.20 7300.00 464.26 .00 451.90 7300.00 463.65 .00 451,90 7300.00 464.52 .00 452.50 7300.00 463.86 .00 452.50 7300.00 464.86 .00 454.10 7300.00 465.31 ,00 454.10 7300.00 466.16 .00 455.60 7300.00 467.31 .00 455.60 7300.00 467.96 .00 457.10 7300.00 468.22 .00 457.10 7300.00 469.18 .00 460.60 7300.00 470.63 .00 460.60 7300.00 471.61 .00 463.90 7300.00 473.05 .00 463.90 7300.00 473.71 CRIWS .00 .00 .00 .00 .00 .00 .00 .00 ,00 .00 .00 .00 461.88 462.52 .00 .00 .00 .00 .00 ,00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 EG 460,23 460.92 460.36 460.99 460.37 461.00 460.40 461.03 461,01 461.51 462.04 462.46 462.88 463.94 463,56 464.59 463.86 464.92 464.15 465.23 466.07 466.82 467.53 468.34 468.45 469.45 470,75 471.73 473.26 473.96 10K*S 15.03 11.72 2.14 1.84 2.13 1.84 20.19 15.93 101.99 76.64 7.30 7.61 126.97 137,52 35.71 28.79 23.80 33.95 29,70 28.19 60.98 44.99 15.59 20.32 25.69 23.46 15,78 13.30 35.59 33.47 VCH AREA .01K 9.90 2798.25 5493.39 8.95 3428.43 6222.19 8.44 3025.89 14569.65 7.97 3267.53 15694.28 8.43 3029.41 14585,65 7.97 3271.04 15712.90 8,97 3275.28 4740.88 8.18 3768.28 5336.82 13.49 1821,12 2109.07 12.01 2020.88 2433.13 4.09 8371.90 7883.88 4.25 7754.90 7719.71 12.04 1132.62 647.83 13.25 921,69 622,51 6.37 1808.79 1221.66 6.24 1696,64 1360.59 5.40 2121.61 1496.38 6.79 1528,52 1252.79 6.21 1905.11 1339.45 6.55 1624.86 1334.85 9.72 1300.22 934.84 8.86 1299.04 1088.38 5.26 2276.06 1848.70 6.28 1599.52 1619.42 5.07 1955.70 1440.17 4.89 1745.87 1507.31 3,97 2896.62 1837,62 3,98 2732.99 2001.40 B.20 2097.35 1223.61 5.42 1942.31 1261.88 10-06-88 12:46:35 PAGE 20 METHOD I ENCROACHMENTS SUMMARY PRINTOUT TABLE 150 32150.000 21300.00 4S8.81 32150.000 21300.00 459.81 32200.000 21300.00 459.28 32200.000 21300.00 460.04 32230.000 21300.00 459.29 32230.000 21300.00 460.05 32250.000 21300.00 459.29 32250.000 21300.00 460.14 32305.000 21300.00 455.57 32305.000 21300.00 459.56 32725.000 21300.00 461.89 32725.000 21300.00 462.29 32816.000 7300.00 461.88 32816.000 7300.00 462.52 32916.000 7300.00 463.26 32916.000 7300.00 464.26 33016.000 7300.00 463.65 33016.000 7300.00 464.52 33116.000 7300.00 463.86 33116.000 7300.00 464.86 33560.000 7300.00 465.31 33560.000 7300.00 466.I6 34075.000 7300.00 467.31 34075.000 7300.00 467.96 35170.000 7300.00 468.22 35170.000 7300.00 469.18 6710.000 7300.00 470.63 6710.000 7380.00 471.61 8000.000 7300.00 473.05 8000.000 7300.00 473.71 DIFWSP .00 1.00 .00 .76 .00 .75 .00 .85 .00 .99 .00 .40 .00 .64 .00 1.00 .00 .87 .00 1.00 .00 .84 .00 .65 .00 .96 .00 .97 .00 .67 DIFWSX .00 .00 .47 .23 .01 .01 .00 .09 -.72 3.32 2.73 -.01 .23 1.38 1.74 .39 .27 .21 .34 t.45 1.29 2.OO 1.80 .91 1.22 2.41 2.43 2.41 2.10 DIFKW$ .00 1.00 .00 .76 .00 .75 .00 .85 .00 .99 .00 .40 .00 .64 .00 1.00 .00 .87 .00 1.00 .00 .84 .00 .65 .00 .96 .00 .97 .00 .67 TOPWID 776.91 884.54 317.54 322.49 317.61 322.52 999.97 957.58 307.35 318.35 2257.66 1744.61 466.00 270.00 534.86 356.00 576.81 315.00 511.21 325.00 387.71 270.00 592.61 252.00 472.56 358.90 782.64 560.00 690.57 509.00 XLCH .00 .00 50.00 50.00 50.00 50.00 50.00 50.0O 55.00 55.00 420.00 420.00 91.00 91.00 100.00 100.00 i00.00 100.00 100.00 100.00 444.00 444.00 515.00 515.00 475.00 475.00 1435.00 1435.00 1335.00 1335.00 10-06-~1 12:16:~5 PAGE 21 SUMMARY OF ERRORS AND SPECIAL NOTES CAUTION SECNO= 32816.000 PROFILE= CAUTION SECNO= 32816.000 PROFILE= CAUTION SECNO= 32816.000 PROFILE= CAUTION SECNO= 32816.000 PROFILE= CAUTION SECNO= 32816.000 PROFILE= CAUTION SECNO= 32816.000 PROFILE= CRITICAL DEPTH ASSUMED PROBABLE MINIMUM SPECIFIC ENERGY 20 TRIALS ATTEMPTED TO BALANCE WSEL CRITICAL DEPTH ASSUMED PROBABLE MINIMUM SPECIFIC ENERGY 20 TRIALS ATTEMPTED TO BALANCE WSEL 10-06-88 I2:46:35 PAGE 22 FLOODWAY DATA, METHOD 1 ENCROACHNENTS PROFILE NO. 2 STATION ....... fLOODWAY ....... WATER SURFACE ELEVATION WIDTH SECTIOH NEAN WITH WITHOUT DIFFERENCE AREA VELOCITY FLOODWAY FLOODWAY 32150.000 1360. 3428. 6.2 459.8 458.8 1.0 32200.000 1008. 3268. 6.5 460.1 459.3 .8 32230.000 1008. 3271. 6.5 460.1 459.3 32250.000 1360. 3768. 5.7 460.1 459.3 .8 32305.000 1155. 2021. 10.5 459.6 458.6 1.0 32725.000 1998. 7755. 2.7 462.3 461.9 .4 32816.000 270. 922. 7.9 462.5 461.9 .6 32916.000 356. 1697. 4.3 464.3 463.3 1.0 33016.000 315. 1529. 4.8 464.6 463.7 .9 33116.000 325. 1625. 4.5 464.9 463.9 1.0 33560.000 270. 1299. 5.6 466.1 465.3 34075.000 252. 1600. 4.6 467.9 467.3 .6 35170.000 359. 1746. 4.2 469.2 468.2 1.0 6710.000 560. 2733. 2.7 471.6 470.6 1.0 8000.000 509. 1942. 3.8 473.7 473.0 .7 10-06-88 12:50:58 PAGE 1 HEC2 RELEASE DATED NOV 76 UPDATED MAY 1984 ERROR CORR- 01,02,03,04,05,06 MODIFICATION - 50,51,52,53,54,55,56 IBM-PC-ET VERSION AUGUST 1985 THIS RUN EXECUTED 10-06-88 APPF_M~X B DENTON CREEK AND COTTONWOOD BRANCH I(X)--~ FLOOD PLAIN AND FL~AY ~BK'P¢°XT VERSZO! AUGUHT 1985 RUN DA?! ~0o06-88 T~#! ~:27:3! U.S. ABKY COB~S Or EKIIEERS 60S SECOED STREET, SUITE DAVIS, CALIFORNIA 95616 * (916) 440-2105 (FTS) 448-2105 X I IXXXXXX XXXX! X X X I X X X I l XXXXXXX XXXX X I X X X I X X X X X I XXXXXXX XXXXX XXXXX XXXXX X X X XXXXX X X XXXXXXX 10-06-88 11:27:33 PAGE 1 EEC2 RELEASE DATED WOT 76 UPDATED KAY 1984 BRROR COHR - 01,02,03,04,05,06 KOOZrICATION - 50,51,52,53,54,55,56 IEK-PC-XT VERSION AUGUST 1985 ¢ T1 T3 PARKS OF COPPELL - DENTON CREEK ;P HO. 88009 100 YEAR FREQUENCY FLOOD: PROPOSED CONDITIONS OCTOBER 2, 1988 FILL TO CONSTRUCT PARKWAY ELVD. AND TRACT 3 BETWEEN D.T.R. AND H.S.A.R. ICHECK INQ NINV IDIR STET KETRIC HVlNS O. 2. O. O. .000000 .OO .0 NPROF IPLOT PEPYS XSECV KSECH FN ALLDC 1.000 .000 -1.000 .000 .000 .000 .000 ;3 VARIABLE CODES FOR SUKKARY PRINTOUT 110.000 150.000 200.000 .000 O. 458.810 .000 IHW CHNI# ITRACE .000 .000 .000 THIS Rug EXECUTED 10-06-88 .000 .000 .000 .000 .000 .000 QT 7.000 21300.000 36200.000 36200.000 21300.000 21300.000 36200.000 36200.000 NC .055 .055 .035 .100 .300 .000 .000 .000 ET .000 3.100 3040.000 6180.000 8.200 3040.000 4400.000 .000 .000 .000 .000 .000 .000 .000 DETERMINE 100 YEAR FLOOD PLAIN AND FLOODHAY ELEVATIONS IN DENTON CRKKK BASED ON PROPOSED FILL TO RECLAIK AREAS lB THE PARKS or COPPELL NORTH OF PROPOSED PARKWAY BLVD. BETWEEN DENTON TAP ROAD AND THE PROPOSED HIGH SCHOOL ACCESS ROAD. USE STARTING WATER SURFACE ELKVATIONS AT DOWWSTREAK SIDE OF DENTON TAP ROAD BASED ON VISTA RIDGE IKPHOVKHEWTS DOWNSTREAN. Xl 32150.000 41.000 3400.000 3525.000 .000 .000 .000 GR 470.000 1000.000 461.000 1800.000 481.000 1800.000 458.000 GR 457.000 2200.000 457.000 2220.000 459.000 2320.000 456.500 GR 457.000 2650.000 456.500 2680.000 459.000 2900.000 459.000 GR 461.500 3300.000 460.500 3400.000 43?.000 3427.000 OR 437.000 3475.000 437.000 3489.000 447.000 3505.000 447.000 OR 461.500 3850.000 458.000 3920.000 459.000 3980.000 458.000 OR 456.000 4350.000 452.000 4350.000 453.500 4380.000 457.500 OR 461.000 4720.000 461.000 5110.000 462.000 5200.000 462.000 Gt 470.000 6180.000 .000 .000 .000 .000 .000 .000 2000.000 2620.GO0 3100.000 3440.000 3505.010 4240.000 4400.000 5460.000 .000 .000 459.000 455.000 460.000 437.000 460.000 458.000 458.000 4&4.0GU .000 .000 2100.000 2640.000 3200.000 3470.000 3525.000 4280.OO0 4520.000 5800.000 .000 10-06-88 11:27:33 NC .055 .055 ET .000 3.100 X1 32200.000 45.000 X2 .000 .000 ;R 472.000 900.000 GR 456.500 2201.000 GR 460,500 2610.000 GR 462,000 3280.000 GR 437.000- 2455.000 OR 460.000 3550.000 OR 461.000 4235.000 OR 453.000 4380.000 OR 462.000 4800.000 ET .000 3.100 X1 32230.000 .000 X2 .OOO .000 lC .055 .055 ET .000 3.100 .015 .300 .500 .000 .000 .OOO .000 .000 3050.000 6260,000 6.100 3050.000 4440.000 ,OOO .000 .000 3380.000 3552.000 50.000 50,000 50,000 .000 .000 .000 ,000 463.000 465.000 .OOO .000 .000 .000 ,000 467.000 1310.000 462.000 1700.000 460.500 2000.000 461.500 2200.000 456.500 2221.000 461.500 2222,000 459.500 2430,000 459,500 2520.000 456.500 2611.000 460.500 2635.000 460.500 2635.010 461,000 3000.000 465.000 3310.000 460.000 3381.000 437.000 3427.000 437.000 3440.000 437.000 3470.000 437.000 3489.000 447.500 3510.000 447.500 3510.010 465.000 3552.000 464,500 3650,000 462,000 3940,000 460.800 4130.000 458.000 4236.000 456.000 42?0.000 456.000 4350.000 452.000 4350.010 461.000 4390.000 461.500 4430.000 461.500 4600.000 461.500 4730,000 462,000 5400.000 464,000 5800,000 467.000 6000.000 472.000 6260.000 3050.000 6260.000 6.100 3050.000 4440.000 .000 .000 50.000 50.000 50.000 .000 463.000 465.000 .000 .000 .045 ,100 .300 3040.000 6180.000 6.100 .000 3040,000 .000 4400.000 .000 .000 .000 .000 9.100 .000 .000 .000 .000 3040.000 .000 .000 .000 .000 6180.000 BEGIN FILL ON SOUTH SIDE OF COTTONWOOD BRANCH x1 32250.000 oR 470.000 OR 457.000 GR 457.000 OR 461.500 OR 437.000 GR 461.500 GR 456.000 GR 460.300 NH 6.000 NH 3415.000 ET .000 37.000 3400.000 3525.000 50,000 50.000 50.000 .000 ,000 .GO0 1000.000 461.000 1600.000 461.000 1800,000 458,000 2000.000 459,000 2100.000 2200.000 457.000 2220.000 459.000 2320.000 456.500 2620.000 455.000 2640.000 2650.000 456.500 2680.000 459.000 2900.000 459,000 3200.000 460.000 3200.000 3300.000 460.500 3390.000 459.400 3400.000 437.000 3430.000 437.000 3440.000 3470.000 437.000 3475.000 437.000 3500.000 447.000 3505.000 460.000 3525,000 3650.000 458,000 3920.000 459.000 3980.000 458.000 4240.000 456,000 4280.000 4350.000 452.000 4350.000 453.500 4380.000 157.500 4400.000 457.500 4455.000 4463.000 462.300 4063.000 .000 .000 .000 .000 .000 .000 .050 1335.000 .055 1740.000 .060 2110.000 .050 3615.000 .000 .000 .000 .000 · 000 .000 .000 6.100 1825.000 3316.000 .045 .000 .000 2325,000 .000 .000 .055 .000 .000 RIGHT EHCROACHHENT STATION HOOIFIED FROG EROCEHTTS #ODKL TO HOVE FLOODHAY LI#IT O~ O! COTTONWOOD BRANCH CHANNEL. Xl 32305.000 49.000 2110.000 2325.000 55.000 L55'000 55'000 '000 '000 '000 OR 470.000 50.000 470.000 50.000 470,000 50.000 470.000 50.000 470.000 SO,O00 OR 46?.000 50.000 466'000 135.000 465.000 220.000 465.000 1323.000 461.000 1335.000 OR 461.000 1740.000 461.000 1740.000 461.000 1740.000 462.000 1825,000 463.000 1890.000 OR 464.000 1975.000 465.000 2045.000 465.000 2110.000 464.000 2125.000 463.000 2140.000 OR 460.000 2160.000 455.000 2175.000 450.000 2204.000 445.000 2218.000 440.000 2225.000 OR 437.700 2232.000 438.000 2239.000 440.000 2245.000 445.000 2253.000 450.000 2263.000 G! 455.000 2281.000 460.000 2325.000 461.000 3050.000 460.000 3t40,000 459.000 3180.000 OR 458.000 3200.000 457.000 3218.000 455.000 3265.000 452.000 3283.000 451.000 3289.000 DEPRPK 10-06-88 11:27:33 PAGE 3 GR 451.000 )292.000 GR 461.000 3369.000 6.000 3670.000 .000 452.000 3308.000 455.000 3329.000 459.000 3350.000 460.000 3360.000 462.000 3400.000 462.000 3415.000 464.000 3615.000 .000 .000 .050 1285.000 .055 1568.000 .060 1940.000 .050 3694.000 .OOO .000 ,000 .000 .000 .OOO .000 6.100 1634.000 3632.000 .045 .000 .000 2150.000 .000 .000 .055 .000 .000 CROSS SECTION 32725 FROM BROCKHTTS, DAVIS AND DRA[H PROPOSED NODEL MODIFIED FOR LINCOLN COPPHLL FILL IM bErT OVHHBAMR AND FOR GRADING Il CITY PARK RIGHT ENCROACHMENT ADJDSTRD FROM BROCHETTE MODHL TO INCLUDE COTTOMHOOD BRANCH CHANNEL I! THE FLOODWAY. UPSTRHA# LIMIT OF FILL OM SOUTH SIDE COTTON#OOD BRANCH. Xi 32725.000 42.000 1940.000 2150.000 380.000 520.000 420.000 .000 .000 .000 OR 470.000 .000 470.000 .000 470.000 .000 470.000 .000 470.000 .000 OR 465.000 .000 464.000 90.000 465.000 180.000 465.000 1273.000 461.000 1285.000 OR 461.000 1568.000 453.000 1592.000 453.000 1842.000 464.000 1895.000 464.000 1895.000 GR 463.000 19i0.000 460.000 1960.000 455.000 1981.000 450.000 2002,000 445.000 2018.000 GR 440.000 2025.000 439.000 2030.000 438,200 2040.000 439.000 2050.000 440.000 2053.000 GR 445.000 2070.000 450.000 2080.000 455.000 2090.000 460.000 2124.000 461.000 2150.000 OR 461.000 2165.000 461.000 2500.000 463.000 2700,000 463.000 2805.000 460.000 2885.000 OH 459.000 3350.000 455.000 3605.000 452.000 3615.000 455.000 3628.000 450.000 3632,000 OR 459.000 3670.000 467.500 2695.500 .000 .000 .000 .000 .000 .000 QT 7.000 14900.000 36200.000 36200.000 14900.000 NH 6.000 .050 1305.900 .055 1390.000 NH 3865.000 .050 4020.000 .000 .000 HT .O00 .000 .000 .000 6.100 CROSSSECTION 33145 FRO# BROCHETTE, DAVIS AMD DRAKE MODIFIED FOR GRADING IN CITY PARK. XI 32145.000 59.000 1390.000 1950.000 385.000 X3 10.000 .000 .000 .000 .000 GR 470.000 -175.000 470.000 -175.000 410.000 OR 465.000 1305.900 460.330 1315,000 460.550 GR 452.000 1485.000 451.750 1515.000 452.000 GR 463.000 1752.000 462.000 1779.000 461.000 OR 450.000 1825.000 445.000 1835.000 440.000 GR 439.000 1870.000 440.000 1878.000 445.000 GR 460.000 1930.000 461.000 1938,000 462.000 OR 462.000 2005.000 461.000 2039.000 461.000 OR 461.000 3699.000 462.000 3707.000 463.000 GR 461.000 3738,000 460.000 3751.000 455.000 OR 459.000 3800.000 460.000 3840.000 461.000 OR 464.000 3935.000 465.000 3970.000 466,000 14900.000 36200.000 36200.000 .000 .060 1752.000 .045 1960.000 .000 .000 .000 .000 1390.000 1960.000 .000 .000 PROPOSHD .0o0 .055 .000 .000 290.000 420.000 .000 .000 .000 .000 .O00 .000 .000 .000 -175.000 470.000 -175.000 465.000 -175.000 1350.100 460.640 1390.000 453.000 1420.000 1545.000 453.000 1620.000 463.000 1660.000 1789.000 460.000 1795.000 455,000 1810.000 1849.000 439.000 1852.000 4)8.400 1862.000 1889.000 450.000 1898.000 455.000 1903.000 I951.000 463.000 1960.000 463.000 1969.000 2750.000 460.000 2800.000 460.000 3639.000 3712.000 463.000 3720.000 462.000 3730.000 3766,000 453,000 3780.000 455,000 3790,000 3865.000 462.000 3808,000 463.000 3915.000 3989.000 467.000 4020.000 .000 .000 D£ PRPI~ 10-06-88 11:27:33 PAGE 4 NH 5.000 .055 9?6.000 .060 1360.000 .045 1603.000 EH 4030.000 .000 .000 .000 .000 .000 .000 E! ,000 .000 .000 .000 6.100 1135.000 1603.000 CROSS flCTIOI 33470 PROH IEOCKET?K, DAVISAND DRIER PROPOSED SODEL. HODIFIED FOR GRADIRG IR CITY PARK. X1 33470.000 55.000 1135.000 1603.000 315.000 260.000 325.000 13 10.000 .000 ,000 .000 .000 .000 .000 OR 470.000 .000 465.000 .000 465.000 958.000 465.000 OK 459.720 976.000 460.000 1010.000 460.200 1135.000 453.000 GR 462.000 2360.000 461.000 2382.000 460.000 1391.000 455.000 GK 445.000 1432.000 440.000 1460.000 439.000 1465.000 439,500 OR 440.000 2491.000 445.000 1510.000 450.000 1520.000 455,000 OR 461.000 1580.000 462.000 1502.000 463.000 1603.000 460.000 OR 461.000 1930.000 461.000 2040.000 461.000 2198.000 461.000 OR 460.000 2770.000 461.000 3597.000 462.000 3605.000 463.000 GR 464.000 3621.000 463.000 3631.000 462.000 3638.000 461.000 GR 455.000 3610.000 454.000 3685.000 459.000 3700.000 462.000 OR 464.000 3852.000 465.000 3900.000 466.000 3940.000 467,000 NH 5.000 .055 853.000 .060 1280.000 .045 1392.000 KB 3675.000 .000 .000 .000 .000 ,000 .000 ET .000 .000 .000 .000 6.100 868.000 1520.000 CROSS SECTION 34260 rKON EEOC[ET?! DAVIS AND DRAKE PROPOSED NOOS~. #ODIFIED IN RIGHT OVERBANK AREAS FROK PARKS OF COPPELL TOPOGRAPHY. .055 .000 .000 .000 .000 959.000 1220.000 1419.000 1475.000 1534.000 1609.000 2375.000 3610.000 3640.000 3740.000 3900.000 .055 .000 .O00 3640.000 .000 .000 .000 .OOO 465.0O0 462.000 450.000 439.000 460.000 460.000 460.000 464.000 460.000 463.000 468.000 3180.000 .000 .000 .050 .000 .000 .000 .000 960.000 1310.000 1432.000 1415.000 1565.000 1880.000 2610.000 3613.000 3&70.000 3100.000 4030.000 .050 .000 .000 X1 34260.000 56.000 861.000 1520.000 830.000 250.000 790.000 .000 .000 .OOO X3 10.000 .000 .OOO .000 .000 .000 .000 .000 .000 .000 OR 470.000 .000 465.000 .000 465.000 853.000 461.200 868.000 453.000 900.800 OR 452.000 1000.000 451.500 1037.500 452.000 1075.000 452.000 1075.000 452,000 1075.000 OR 453.000 1166.400 461.640 1201.000 461.000 1280.000 460.000 1291.000 455.000 1304.000 OR 450.000 1319.000 445.000 1328.000 440.000 1337.000 439.000 1340.000 431.800 1345.000 OR 439.000 1250.000 440.000 1357.000 445.000 1363.000 150.000 1372.000 455.000 1381.000 GR 460.000 1392.000 461.000 1415.000 462.000 1445.000 463.000 1472.000 464,000 1520.000 GR 461.000 1620.000 - 461.000 1825.000 460.000 2200.000 460.000 2490.000 461.000 3030.000 OR 462.000 3110.000 463.000 3158,000 464.000 3180,000 465.000 3190.000 465.000 3210,000 OR 464.000 3221.000 464.000 3279.000 460.000 3290.000 455.000 3302.000 454.500 3312.000 OR 455.000 3321.000 460.000 3336.000 461.000 3355.000 462.000 3458.000 463.000 3489.000 OR 464.000 3509.000 465.000 3540.000 466.000 3561.000 467.000 3595.000 461.000 3639.000 GR 469.000 3675.000 .O00 .000 .000 .000 .000 .000 .000 .000 NH 6.000 .050 468.000 .055 1005.000 .050 1310.000 .045 1520.000 .055 NH 3228.000 .050 4340,000 ,000 .000 .000 .000 .000 .000 .000 ET .000 .O00 .000 .000 6.100 660.000 1560.000 ,000 .O00 .000 Xl 34850.000 75.000 1310.000 1760.000 520.000 640.000 590.000 ,000 .O00 .000 X3 lO.O00 .000 .000 .000 .000 .000 .000 .000 .000 .000 OR 465.000 .000 465.000 648.000 461.000 660,000 461.000 660.000 461.000 100~.000 OR 462,000 1038.000 463.000 1210.000 464.000 1270.000 464.300 1310.000 460.000 1338.000 OR 455.000 1341.000 450.000 1380.000 445.000 1388.000 440.000 1390.000 439.300 1394.000 OR 440.000 1410.000 445.000 1428.000 450.000 1435,000 455,000 1442.000 460.000 1465.000 OR 465.000 1520.000 456.000 1532.000 467.000 1550.000 468.000 1570.000 469.000 1590.000 OR 470.000 1610.000 471.000 1630.000 472.000 1648.000 473.000 1671.000 474.000 1691.000 OR 475,000 I710.000 476.000 1740.000 477.790 1760.000 477.000 1785,000 476,000 1828,000 OR 475.000 1865.000 474,000 1910.000 473.000 1995.000 472.000 2160.000 471.000 2325.000 OR 470.000 2400.000 469.000 2590.000 168.000 2645.000 467.000 2700.000 466.000 2755.000 11:27:33 ' PAGE 5 GR 46S.000 2807.000 464.000 2862.000 464.000 2890.000 468.?00 2935,000 464.000 2951.000 GR 464.000 3228.000 460.000 3234.000 456.400 3240.000 4SO.O00 3255.000 464.000 3272.000 GR 465,000 3358.000 486.000 3400.000 467.000 3449,000 468.000 3495.000 469.000 3540,000 OK 470.000 3590.000 4?5.000 3?50.000 476.470 3?80.000 475.000 3842.000 470.000 4030.000 GR 469.000 4070.000 468.000 4110.000 468.000 4125.000 469,000 4152.000 4?0.000 4180.000 02 471.000 4208.000 472.000 4228.000 473.000 4260.000 474.000 4298.000 475.000 4340.000 ET .000 .000 .000 .000 6.100 660.000 1520.000 NH 5.000 .050 355.000 .055 1005.000 .060 1310.000 NH 1610.000 .000 .000 .000 .000 .000 .000 CROSS S2CTIOR 34950 FROK BROC2KTTE DAVIS AND D2AKE PROPOSED KODEL NODIPIHD TO ELININATE FLOW AREAS IN COTTONWOOD BRANCH AT SOUTH END OF THE CROSS SECTION. .000 .045 .000 Xl 34950.000 31.000 1310.000 1520.000 I10.000 90.000 I00.000 .000 OK 470.000 -380.000 465.000 -380.000 464.000 -260.000 463,000 -240.000 OR 463.480 .000 463.000 62.000 462.000 190.000 461.000 355.000 02 462.000 1038.000 463,000 1210.000 464,000 1270.000 464,300 1310.000 OR 455.000 1341.000 450.000 1380.000 445.000 1388.000 440.000 1390.000 OR 440.000 1410.000 445.000 1428.000 450.000 1435.000 455.000 1442.000 02 465.000 1520.000 466.000 1532.000 467.000 1550,000 468.000 1570.000 02 470.000 1610.000 .000 .000 .000 .000 .000 .000 .000 1520.000 .000 .000 463.000 461.000 460,000 439.300 460.000 469.000 .000 .000 .055 .000 .000 -7o.000 1005.000 1338.000 1394.000 1465,000 1590.000 .000 NC .055 .055 .045 .100.300 .000 .000 .000 .000 .000 E! .000 .000 .000 .000 6.100 1988.000 2800.000 .000 ,000 .000 CROSS SECTION 35170. r20N FEKA NODEL X1 35170.000 55.000 2400.000 2800.000 210.000 210.000 220.000 .000 .000 .000 13 10.000 .000 .000 .000 .000 .000 .000 .000 .000 .000 GR 470.200 600.000 462.700 ?00.000 461.700 800.000 463.200 900.000 463.200 1000.000 OK 480.700 1100.000 462.200 1200.000 461,900 1300.000 461.300 1400.000 461.300 1500,000 02 459.800 1600,000 459.700 1700.000 461.200 1800.000 462.200 1900.000 459.600 2000.000 02 462.000 2100.000 459.300 2200.000 462.000 2300.000 462.700 2400.000 460.000 2500.000 02 458,600 ]516.000 438.300 2578.000 438,300 2607,000 453.300 2627.000 459.300 2700.000 GR 465.000 2800.000 467.800 2900.000 468.200 3000.000 468.300 3100.000 468.000 3200.000 OR 469.100 3300.000 476.200 3318.000 476.000 3342,000 465,000 3363.000 465.500 3382.000 OR 475.100 3408.000 487.800 3430.000 46?.500 3500.000 468,400 3600.000 469.000 3700.000 02 466.100 3800.000 466.700 3900.000 462.200 4000.000 460.200 4100.000 460.900 4200.000 02 463,500 4300,000 466.?00 4400.000 468.600 4495.000 457.100 4514.000 464.900 4526,000 OR 463.400 4600.000 462.500 4700.000 464.900 4800.000 464.400 4900.000 4?0.000 SO00.O00 NH 6.000 .060 1200.000 .050 2155.000 .060 2900.000 .045 3060.000 .060 NH 3960.000 .050 40?0.000 .000 .000 .000 .000 .000 .000 .000 ST .000 .000 .000 .000 6.100 2900.000 3?95.000 .000 .000 .000 X1 36970.000 31.000 2900.000 3060.000 1800.000 I800.000 1800.000 .000 .000 .000 GR 483.000 1000.000 477.500 1050.000 475,000 1200,000 475,000 1430.000 473,800 1510,000 GR 473.000 2810.000 474.000 2155.000 469.000 2360.000 466,000 2560,000 466.000 2850,000 GR 465.000 2900.000 458.000 2930.000 453.500 2930.000 444.000 2930.000 440.000 2937.000 02 442.700 2970.000 450.600 2975.000 454.000 2985.000 456.000 2990.000 465,000 3060.000 02 466.500 3140.000 465.000 3280.000 452.000 3400.000 462.000 3430.000 464.500 3570,000 GR 4&3,000 3670.000 459.000 3740.000 459.000 3870.000 461.500 3960.000 463.500 3990.000 GR 473.000 4070.000 .000 .000 ,000 .000 .000 ,000 .000 .000 10-06-88 11:27:33 PAGE 6 QT 7.000 15600.000 36200.000 36200.000 15600,000 15600.000 36200.000 36200.000 ,000 ~H 6.000 .060 1050.000 .060 2000.000 .055 4040.000 .045 4150.000 NR 4710.000 .055 6040.000 .000 .000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 3921.000 4517.000 .000 .000 Xl 39440.000 34.000 4040.000 4150.000 1600.000 2200.000 24?0.000 .000 .000 GR 502.000 1000.000 491.600 1050.000 490.000 1160.000 487,000 1330.000 48?.000 OR 484.000 1800.000 483.000 2000.000 480.000 2100.000 480,000 2200.000 477,000 GR 477.000 3450.000 477.300 3610.000 471.500 3730.000 465.000 3?90.000 463,000 OR 464.000 4000.000 468.000 4025.000 464.000 4040.000 444.000 4090.000 442.000 GR 462.500 4150.000 468.500 4210.000 463.800 4400.000 464.000 4600.000 466.500 OK 481,500 4880.000 483.000 4970.000 484.000 5080.000 482.000 5380.000 482.000 OR 485.000 5600.000 488.000 5730.000 493.500 5830.000 500.000 6040.000 .000 EJ .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .060 .000 .000 .000 1530.000 2480.000 3900.000 4110.000 4710.000 5460.000 .000 .000 10-06-88 11:27:33 PAGE SBCHO DEPTH CREEL CHINS 0 OLOB ~CH QROB TIWE VLOB VCH VROB SLOPE XLOBL XLCH XLOBR CCHV= .100 CHHV= *SECNO mSO.O00 3266 DIVIDHD FLOW .30O ALOE ACH AHOB VOL TWA LEFT/RIGHT lib XWCH XWR NTH ELNIW SSTA ITHIAL IDC ICOHT CORAR TOPWID BIDET 3470 ENCROACHWHWT STATIOHS~ 3040.0 6180.0 TYPE, I TARGET, 3140.000 DETHRNINH I00 YEAR FLOOD PLAIN AWL FLOODWAY ELHVATIOWS IN DENTON CRHHE BASED OW PROPOSED FXLL TO RECLAIM AREAS IR THE PARKS OF COPPBLL WORTH OF PROPOSED PARKWAY BLVD. BETWEEN DENTON TAP ROAD A#D THE PROPOSED HIGH SCHOOL ACCESS ROAD. USg STAHTIHG WATK! SURFACE KLEVATIOWS AT DOWWSTREAH SiDE OF DENTON TAP ROAD BASED OH VISTA RIDGK IWPROVSHERTS DOWNSTRHAN. 32150.00 21.81 458.81 .00 .00 460.23 1.42 ' .00 .00 460.50 21300. O. 19817. 1483. O. 2002. 796. O. O. 460.00 .00 .00 9.90 1.86 .055 .035 .055 .000 437.00 3401.94 .001503 O. O. O. 0 0 0 .00 776.91 4574,00 CCHV= .300 CHHV, .500 *SHCWO 32200.000 3265 DIVIDED FLOW 3370 WORKAL BRID~H,NRD~ 0 WIN EL?RD: 465.00 WAX H~LC, 463.00 3470 HICROACHWERT STATIOIS= 3050.0 6260.0 TYPH= 1 TARGET= 3310.000 32200.0022.28459.28 .00 .00 460.36 1.08 .02 .10 465.00 21300. O. 20736. 564. O. 2458. 568. 3. ~. 465.00 .00 .00 8.44 ,99 ,055.015 .055 .000437.00 2382,44 · 00022450. 50. 50. 2 0 0 .00 317.54 4387,85 *SKCNO 32230.000 DEPRPK 10-06-88 11:27:33 PAOE 8 G GLOB QCH GROB ALOE ACH AROB VOL TWA LEFT/RIGHT TIRE VLOB VCH VROH XNL XRCH XNR WT! ELHIN SSTA SLOPE XLOBL XLCH XLOBR ITRIAL IDC ICONT CORAl TOFSlD ERDST 3370 NORMAL BRIDGR,NRD= 0 MIR ELTRD= 465.00 MAX BLLC: 463.00 3470 ENCROACHMENT STATIONS~ 3050.0 6260.0 TYPE~ 1 TARGET= 3210.000 32230,00 22.29 459.29 .00 ,00 460.37 1.07 ,01 ,00 465,00 21300, o, 207B. 566. o. 2459, 570. 7. 1, 465,00 ,00 ,00 8.43 ,99 ,055 ,015 ,055 ,000 437,00 3382,42 .000213 50. 50, 50. 2 0 0 .00 317,61 4387,86 CCHV= .lO0 CEHV= .300 'SECNO 32250.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS= 3040.0 6180.0 TYPE= 1 TARGET: 3140.000 BEGIN FILL ON SOUTH SIDE OF COTTON#OOD BLANCH 32250,00 22,26 459,26 ,0O ,00 460,41 1,15 ,02 ,02 459,40 21300. 9, 19006. 2285. 19, 2092, 996. 10, 2. 460,00 .0l ,47 9,08 2,29 .,055 ,045 ,055 ,000 437.00 3040,00 .002073 S0. So, 50, 2 0 0 .00 847,24 4460.0] 1490 NH CARD USED 'SECNO 32305.000 3265 DIVIDED FLOW 3301 HV CHANGED NONE THAN EVINS RIGHT EMCROACHNRM? STATIOM MODIFIED FROM BROCHETTE MODEL TO KOVE D~PRPR lO-O&-SS 11:2~:33 BAGE 9 FLOODWAY LINIT OUT OF COTTONWOOD BRAWCH CHAWlEL. 32305.00 20.88 458.58 .00 .00 461.02 2.44 .22 .39 465.00 21300. O. 17104. 4196. O. 1269. 554. 13. 2. 460.00 .01 .00 13.48 7.57 .055 .045 .055 .000 437.70 2164.26 .010167 55. 55. 55. 3 0 0 .00 307.66 3347.80 1490 WH CARD USED *SECNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED WORE THAN EVINS CROSS SECTION 32725 FROH EROCRETTE, DAVIS AND DRARE PROPOSED HODKL NODIFIED FOR LINCOLN COPPELL FILL IN LEFT OVERBAWK AND FOR GRADING IN CITY PARK RIGHT ENCEOACHKENT ADJUSTED FRO# HROCEKTTE NODEL TO INCLUDK COTTONWOOD BRANCH CHANWEL IN THE FLOODWAY. UPSTREAH LINIT OF FILL ON SOUTH SIDE COTTONWOOD BRANCH. 32725.00 23.71 461.91 .00 .00 462.0? .16 .82 .23 463.00 21300. 7323. 8695. 5282. 2792. 2068. 3110. 64. 15. 461.00 · 05 2.62 4.20 1.70 .060 .045 .05S .000 438.20 1282,29 · 000760 380. 420. 520. 2 0 0 .00 2090.17 3678.71 1490 NH CARD USED *SECNO 33145.000 3265 DIVIDED r~Off 3495 OVBRBANK AREA ABED#ED NON-EFFBCTIVE,ELLEA- 460.64 ELREA~ 463.00 CROSS SECTION 33145 FRON BROCHETTE, DAVIS AWD DRAKE PROPOSED NODEL. NODIFIED FOR GRADING IN CITY PARK. 33145.00 23.79 462.19 .00 .00 462.39 .19 .31 .01 460.64 14900. 136. 14764. O. 129. 4181. O. 117. 26. 463.00 .08 1.06 3.53 .00 .OSS .052 .055 .000 438.40 1311.37 .000787 385. 420. 290. 3 0 0 ,00 524.34 1952.73 10-06-S8 11:27:33 PAGE 10 SICNO DEPTH CHeiL CRIMe NSBLi IG HV IL OLOS$ BANE gLIV O OLOB OCH QROB ALoe ACH AROB VOL TWA LiFT/RIGHT SLOPE ILOBL XLCH XLOBR ITRIAL IDC ICONT COMAE TOPWID EMDST I490 NH CARD USED tSKCWO 33470.000 3495 OVERBAMR ARiA ASSUMID NOM-EFFKCTIVE,ILLIA~ 460.20 ILRii~ 463.00 CROSS SECTIOH 33470 FROM HROCEETTE, DAVIS AND DRAR! PROPOSED MODEL. MODIFIED FOR GRADING IH CITY PARR. 33470.00 23.44 462.44 .00 .00 462.71 .27 .10 .02 460.20 14900. 567. 14333. O. 391. 3401. O. 117. 30. 463.00 .10 1.45 4.21 .00 .060 .043 .055 .000 139.00 96~.77 .001092 315. 325. 260. 1 0 0 .00 629.01 1596.78 1490 IH CARD USED *SECNO 34260.000 3495 OVKRHANR ARiA ASSUMED NON-EPPICTIVK,ILLIA, 461.20 iLRKA: 464.00 CROSS SICTION 34260 FROM HROCRETTE DAVIS AND DRAKE PROPOSSD MODIL. MODIFIED XM RIGHT OVSRBARR ARIAS FROM PARRS OF COPPKLL TOPOGRAPHY. 34260.00 21.40 163.20 .00 .00 463.33 .13 .61 .01 461.20 14900. 5. 14895. O. 8. 5080, O. 228. 41. 464.00 .17 .58 2.93 .00 .060 .049 .055 .000 438.80 860.10 .000580 830. 790. 250. 2 0 0 .00 621.56 1481.66 1490 NH CARD USED *SIClO 34850.000 3301 HY CHANGED MORE THAN NYINS 3495 OVERBAIR lRli ASSUMID NOM-EFFECTIVE,BLLEA~ 464.30 ILRIA; 477,79 34850.00 23.95 463.25 .00 .00 464.25 1.00 .66 .26 464.30 14900. O. 14900. O. O. 1861. O. 275. 47. 477.79 ,19 .00 8.01 .00 .060 .0tS .0SS .000 439.30 1316.80 .002942 520. 590. 640. 2 0 0 .00 184.01 1500.81 1190 HH CARD USED tSIClO 34060.000 10-06-88 11:27:33 PAGE 11 Q QLOS GCH QROB ALOB ACH AROB VOL TWA LEFT/RIGHT TINE VLOH VCH VROB XHL XHCH XJH HTH ELNIH SSTA SLOPE KLOEL KLCH XLOBR ITSIAL IDC ICONT CORAR TOPNID ENDST 3265 DIVIDED FLOH 3301 HV CHAIGED NORS THAi HVIHS CROSS SECTION 34950 FRON BROCHETTE DAVIS AND DRAKE PROPOSED NODEL NODIFIED TO HLINIHATE FLOW AREAS IH COT?ONHOOD BRANCH AT SOUTH END OF THE CROSS SECTIOI. 34950.00 24.98 464.28 .00 .00 464.48 .20 .1S .08 464.30 14900. 5745. 9155. O. 3635. 2057, O, 284. 49. 465.00 · 20 1.58 4.45 .00 .054 .045 .055 .000 439.30 -292,94 .000893 110, 100. 90. 3 0 0 ,00 1801,40 1512.02 CCHV= .100 CSHV= 'SSCgO 35170.000 3495 OVSRBANK ANSi iSSUNED NON-EFFSCTZVS,SLLEA= 462.70 ELRSA= 465,00 CROSS fiCTION 35170. FROH FSNA NODSL 35170,00 26,24 464.54 .00 .00 464,61 ,07 .12 .01 462.70 14900. 6109. 8791, O, 5310, 3379. O. 319, 59. 465.00 ,23 1,14 2.60 .00 .055 .045 .055 ,000 438.30 675.47 .000362 210. 220. 210. 2 0 0 .00 2116.46 2791.93 1490 HE CARD USED *SECHO 36970,000 3265 DIVIDED FLOH 36970,00 25,49 465.49 ,00 ,00 465,78 ,28 1,10 .06 465,00 24900. 2. 8881. 6017. 6. 1709, 2586. 588. 123, 465.00 .36 .34 5.20 2.33 .060 .045 .060 .000 440.00 2875.43 .001249 1800. 1800. 1800. 2 0 0 .00 983,42 4006.7? 1490 NE CARD USED *SSClO 39440.000 3255 DIVIDED FLOH De.: P RPK 10-06-88 11:27:33 ~AOE 12 SECNO DEPTH CHSEL CRI#S #SEL! EG g QLOB QCH GROB ALOB iCH TIRE YLOB VCH VROB XHL XNCH SLOPE XLOBL XLCH XLOBR I?RIAL IDC ICON! CORAR ?OPWID ENDST 39440.00 25.82 467.82 .00 .00 460.22 .40 15600. 1857. 10845, 2898, 961. 1810. 1737. .50 1.93 5.99 1.67 .055 .045 .060 .000873 1600. 2470. 2200. 2 0 0 2.41 .04 464.00 815. 170. 462.50 · 000 442.00 3763.99 .00 929.54 4724.93 10-06-88 11:27:33 PAGE 13 HKC2 RELEASE DATED NOV 76 UPDATED MAY 1988 ERROR CORN - 01,02,03,04,05,06 MODIFICATION - 50,51,52,53,54,55,56 IBM-PC-IT VERSION AUGUST 1985 TRIS RUN EXECUTED 10-06-88 T1 T2 T3 PARKS OF COPPELL - DENTON CREEK 100 YEAR FREQUEMCY FLOOD: PROPOSED CONDITIONS M1 ENCROACHMENTS FILL TO CONSTRUCT PARKWAY BLVD. AND TRACT 3 BETWEEN D.T.R. AND J1 ICEECK INQ MINV IDIR STRT METRIC HVINS 0 O. 5. O. O. .000000 .00 .0 O. J2 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBM 15.000 .000 -1.000 .000 .000 .000 .000 .000 450.810 .000 CNNIM ITRACE .000 .000 O~ p~PK, 10-06-88 11:27:33 PAGE 14 SECNO DEPTH CREEL CRIWS WSELK EG Q Q~OB ~CH QROB A~OB ACH TIIE VLOB VCH VROB XNL XRCH SLOPE XLOBL ILCH ILOHR ITRIAL HV NL OLOSS HANK ELEV HOB VOL TWA LEFT/RIGHT XNR WTN ELNIR SSTA I¢ONT CORAR TOPNID ENDST tPROF ] CCHV: .100 *SECNO 32150.000 3266 DIVIDED .300 34~0 ENCEOACHHENT STATIONS, 3040.0 4400.0 TYPE: I TARGET, 1360.000 DETERHINE 100 YHAR FLOOD PLAIN AND FLOOD#AY ELEVATIONS IN DENTON CREEK BASED O! PROPOSED FILL TO RECLAI# AREAS IN THK PARKS OF ¢OFPKLL NORTH OF PROPOSED PARKJAY BLVD. BET~HN DENTON TAP ROAD AND THE PROPOSED HIGH SCHOOL ACCESS ROAD. USE STARTING HATHR SURFACE ELEVATIONS AT DONNSTREAN SIDE OF DENTON TAP ROAD HASED ON VISTA RIDGE INPROVE#ENTS DOWMSTRKAN. 32150.00 22.81 459.81 .00 458.81 460.92 1.11 21300. 55. 19006. 2239. 81. 2124. 1223. .00 .68 8.95 1.83 .055 .035 .055 .001172 O. O. O. 0 0 0 .00 .00 460.50 O. O. 460.00 .OOO 437.00 3040.00 .00 884.54 4400.00 CCHV, .300 CENV: .500 *SECNO 32200.000 3265 DIVIDED FLOr 3370 NOIHAL BRIDGE,#RD, O KIN HLTRD, 465.00 KAl ELLC= 463.00 3470 ENCROACHKEHT STATIONS, 3050.0 4440.0 TYPE= 1 TAROET, 1390.000 32200.00 23.04 460.04 .O0 459.21 460.99 .96 .02 .05 465.00 21300. O. 20605, 695. O. 2584. 684. 4. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 SO. 50. 50. 2 0 0 .00 322,49 4388.79 *SECNO 32230.000 10-06-8S 11:27:33 PAGE 15 SECNO DEPTH C~SEL CRIWS NSEL~ gG HV Hb OLO~S BAN[ gbBV g gbOE g~N gRON ALOE ACN ANOE VOL ilia LEFT/RIGNT TINE VLOB VCN VROB XN~ XNCN XNR BTM ELNIN SETh SLOPE XLOBL XLCN XLOBR ITRIAL IDC ICONT CORAR TOPNID SNDST 3265 DIVIDED FLOW 3370 NORMAL BRIDGE,NRD, 0 MIR EL?RD, 465.00 NAX ELLC, 463.00 3470 ENCROACHMENT STATIONS, 3050.0 4440.0 TYPE, I TARGET, 1390.000 32230.00 23.05 460.05 .00 459.29 461.00 .95 .01 .00 465.00 21300. O. 20604. 696. O. 2586. 685. 8. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.52 4388.81 CCHV= .100 CKHV= .300 *SECNO 32250.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS, 3040.0 8400.0 TYPE, 1 TARGET: 1360.000 BEGIN FILL ON SOUTH SIDE OF COTTONWOOD ERANCN 32250.00 23.14 4&0.14 .00 459.26 461.03 .89 .02 .01 459.40 21300. 132. 18000. 3168. 135. 2201. 1432. 12. 2. 460.00 .0! .98 8.18 2.21 .055 ,045 .055 .000 437.00 3040.00 · 001593 50. 50. 50. 2 0 0 .00 957.58 4400.00 1490 NB CARD USED *SECNO 32305.000 3265 DIVIDED FLOW 3301 EV CHANGED MORE THAN HVINS 3470 ENCROACHMENT STATIONS, 1825.0 3316.0 TYPE= 1 TARGET: t491.000 Ol~Pgl't~ 10-0&-88 11:27:33 PAGE RIGHT KRCROICHMEHT STATION MODIFIED FROM BROCHETTE NODEL TO HOVE FLOODWAY LIMIT OUT OF COTTONWOOD BRANCH CHANNEL. 32305.00 21.86 450.56 .00 458.58 462.51 1.95 .17 .32 21300. O. 17064. 4236. O. 1421. 600. 15, 3. .01 .00 12.01 7.06 .055 .045 ,055 .000 437,70 · 007664 55. 55, 55. 3 0 0 .00 318,35 465.00 460.00 2161.31 3316.00 1490 NH CARD USED *SBC#O 32725,000 3265 DIVIDED FLOe 3301 HV CHANGED #ORE THAN HVINS 3470 ENCROACHMENT STATIONS: 1634,0 3632.0 TYPE: I TARGET= I998.000 CROSS SECTION 32725 FROM BROCHETTE, DAVIS AND HARE PROPOSED KODEL MODIFIED FOR LINCOLN COPPELL FILL IN LEFT OVEREANR AND FOR GRADING IN CITY PARE RIGHT ENCROACHNKNT ADJUSTED FROK BROCHETTE KODEL TO INCLUDE COTTONWOOD HRANCH CHANNEL Il THE FLOODWAY, UPSTREAM LIMIT Or FILL ON SOUTH SIDE COTTONWOOD BRANCH. 32725.00 24.09 462.29 .00 461.91 462.46 .17 .77 .18 21300. 6054. 9128. 6118. 2139. 2146. 3470. 66. 14. .05 2.83 4.25 1.76 .060 .045 .055 .000 438.20 .000761 380. 420. 520. 2 0 0 .00 1744.61 463.00 461.00 1634.00 3632.00 1490 NH CARD USED 'SECNO 33145.000 3265 DIVIDED FLOW 3470 ENCROACHMENT STATIONS: 1390.0 1960.0 TYPE= I TARGET= 570.000 10-06-88 11:27:33 SKCNO DNPTH CNSKL CRIWS NSNLK KG HV HL OLOSS BANE ELEV Q QLOB GCH gROB ALOB ACH AROB VOL TNA LEFT/RIGHT TIMK VLOE VCH VROE XRb RNCE XMR MTN gbMIR SSTA SHOPS XLOBL ILCN lbOBR ITRIAb IDC ICOIT COMAE TOPWID ENDST 3405 OVERBANK AREA ASSURED NON-EFPECTIVN,EbLKA, 460.64 ELREA, lOOO00.O0 CROSS SECTION 33146 FROM BROCKRTTE, DAVIS AND DRAMS PROPOSED MODEL. MODIFIED FOR GRADING IN CITY PANE. 33145.00 24.18 462.58 .00 462.19 462.76 .18 .30 .00 460.64 14900. O. 14900. 0. O. 4357. O. 118. 23. 100000.00 .08 .00 3.42 .00 .060 .052 .055 .000 438.40 1390.00 .000743 385. 420. 290. 3 0 0 .00 461.24 1956.23 1490 NH CARD USED iSBCNO 33470.000 3470 ENCROACHMENT STATIONSu I135.0 1603.0 TYPE' 1 TARGET= 468.000 3495 OYERBANK AREA ASSUMED NON-EFFKCTIVE,KHHKA' 460.20 NLREA' 100000.00 CROSS SNCTION 33470 FROK EROCKETTE, DAVIS AND DRIES PROPOSED MODEL. MODIFIED FOR GRADING IN CITY PARE. 33470.00 23.80 463.80 .00 462.44 463.07 .27 .28 .03 460.20 14900. 0. 14000. O. O. 3576. O. 148. 26. 100000.00 · 10 ,00 4.17 .00 ,060 ,044 ,055 .000 439.00 1135.00 ,001044 315. 325, 260, 0 0 0 ,00 465.88 1600.88 1490 NH CARD USED *SECNO 34260.000 3470 ENCROACHMENT STATIONS, 868.0 1520.0 TYPE, I TARGET, 652.000 3495 OVERBANK AREA iSSUKED NON-EFPSCTIYE,KHHEA: 461.20 EHREA, 100000.00 CROSS SECTION 34260 FROM BROCKETTB DAVIS AND DRAKE PROPOSED MODEL. MODIFIED IN RIGHT OVEREANK AREAS FROM PARES Or COPPEHH TOPOGRAPHY. 34260.00 24.73 463.53 .00 463.20 463.65 .12 .57 14900. O. 14900, 0. 0. 5285. 0. 228. .18 .00 2.82 .00 .060 .049 .055 .000 .000521 830. 790. 250. 2 O 0 .00 .01 461.20 36. 100000.00 438.80 868.00 629.47 I497.47 1490 NH CARD USED 10-06-88 11:27:33 PAGE 18 SECNO DEPTH CWSEL CRIHS #SELR KG Q QLOB QCH ~ROB ALOE ACH TINE VLOB VCH VROH XNL XICH SLOPE XLOBL ILCH XLOBR ITRIAL I'DC HV HL OLOSS BANi KLKV AROH VOL T#A LHFT/RIGH! ICONT CORAR TOPWID ENDST rEECHO 34850,000 3301 HV CHIHGED NORS THANHVINS 3470 ENCROACHNENT STATIONS: 660.0 1560.0 TYPE= 3495 OVERBANK ARHA ASSUNED NON-EFFECTIVH,ELLEA= 4&4.30 ELRHA= 34850,00 24.26 463.56 .00 463.25 464.50 .94 14900. O. 14900. O. O. 1917, O. · 20 .00 7.77 .00 .0&0 .045 .055 .002759 520. 590. 640. 2 0 0 1 TARGET= 900.000 1OOOO0.0O .60 .24 464.30 277. 42. 100000.00 .000 439.30 1314.82 .00 189.33 1504,15 1490 NH CARD USED *SHCHO 34950.000 3301 HV CHANGED SORE THAN HVINS 3470 ENCROACHNHNT STATIONS: 660.0 1520.0 TYPE: i TARGET= 860,000 CROSS SKCTIOH 34950 FROH HROCKETTE DAVIS AND DRAKR PROPOSED MODEL NODIFIED TO RLININATE FLOg AREAS IN COTTONiOOD BRANCH AT SOUTH END or THH CROSS SECTION. 34950.00 25.05 464.35 .00 464.28 464.74 .39 .19 .05 464.30 14900. 3277. 11623. O. 1626. 2072. O. 284. 43. 100000.00 .20 2.01 5.61 .00 .056 .045 .055 .000 439.30 .001413 110. I00. 90. 3 0 0 .00 852.84 1512.84 CCHV= .100 CEHY= .300 *SECHO 35170.000 3470 EHCROACHNENT STATIONS= 1988.0 2800.0 3495 OVERBANR AR~A ASSUNED NON-EFFECTIVE,HLLEA: TYPE= I TARGET= 812.000 462.70 ELRSA= 100000.00 CROSS SECTIOH 35170, PROS rRNA HODEL 35170,00 26.50 464.80 .00 454.54 464.97 .17 .20 .02 462.70 14900. 2577. 12323. O. 1533. 3479. O. 305. 47. 100000.00 .22 1.58 3.54 .00 .055 .045 .055 .000 438.30 1988.00 .000654 210. 220. 210. 0 0 0 .00 808.39 2796.39 10-0&-8S 11:2~:33 ~AGE 19 SECNO DEPTH TIHK VLOB VCH VROB XNL RNCH AROB VOL TWA LEFT/RIGHT ICOIT CORAN TOPNID EIDST 1490 tH CARD OSED *SECNO 36970.000 3265 DIVIDED 3470 KNCROACHNKNT STATIONS: 36970.00 2S.30 466.30 14900. O. 10365. .33 .00 5.64 .001347 1800. 1800. 2900.0 3795.0 TYPE: .00 465.49 466.66 4535. 0. 1838. 2.22 .055 .045 1800. 2 O t TARGKTt 895.000 .37 1.64 .06 465.00 2042. 489. 82. 465.00 .060 .000 440.00 2900.00 0 .00 865.40 3795.00 1490 NH CARD USED *SECNO 39440.000 3470 ENCROACHKENT STATIONS: 39440.00 26.75 468.75 15600. I088. 11831. .46 2.11 6.19 .000864 1600. 2470. 3921.0 4517.0 TYPE= .00 467.82 469.21 2681. 516. 1912. 1.86 .055 .045 2200. 2 0 i TARGET: 596.000 .46 2.52 .03 464.00 1418.' 693. 118. 462.50 .060 .000 442.00 3921.00 0 .00 596.00 4517.00 10-06-88 11:2~:33 PAGE 20 THIS RUN KXECUTED 10-06-88 HEC2 RELEASE DATED NOV 76 UPDATED NAY 1984 ERROR COIl - 02,02,03,04,05,06 NODIFICATIOR - 50,51,52,52,54,55,56 IB#-P¢-XT VERSION AUGUST 1985 NOT~- ASTERISK (t) AT LEFT OF CROSS-$KCTION NU#BSR INDICATES NKSSAGS IN SU#KARV OF ERRORS LIST FILL TO CONSTRUCT PARKNA SUNKARY PRINTOUT TABL! 110 SECNO C#SEL DIFENS IG TOPWlD Q~OB QCH ~ROB PBRENC 32150.000 458.81 .00 460.23 776.91 .00 19817.31 1482.69 3140,00 32150,000 459.81 1.00 460.92 884.54 55.32 19005,78 2238,90 1360.00 32200.000 459.28 .00 460.36 317.54 .00 20735.73 564.27 3210.00 32200.000 460.04 .76 460.99 322.49 .00 20605.37 694.63 1390.00 32230.000 459.29 .00 460.37 317.61 .00 20733.83 566.17 3210.00 32230.000 460.05 .75 461.00 322.52 .00 20603.58 696.42 1390.00 32250,000 459.26 .00 460.41 847.24 8.98 19005,77 2285.25 3140.00 33250.000 460.14 .88 461.03 957.58 131.99 18000.19 3167.82 1360.00 32305.000 458.58 .00 461.02 307.66 .00 17103.76 4196.24 ,00 32305.000 459.56 .98 461.51 318.35 ,00 17064.34 4235.66 1491.00 32725.000 461.91 .00 462.07 2090.17 7322.91 8695.11 5281.98 .00 32725.000 462.29 .38 462.46 1744.61 6054.37 9128.12 6117.51 1998,00 33145.000 462.19 .00 462.39 524.34 136.08 14763.92 .00 .00 33145.000 462.58 .39 462.76 461.24 .00 14900.00 .00 33470.000 462.44 .OO 462.71 629.01 566.81 14333.10 .00 .00 33470,000 462.80 .36 463.07 465,88 .00 14900,00 ,00 468.00 34260.000 463.20 .O0 463,33 621.56 4.62 14895.38 ,00 .00 34260.000 463.53 .33 463.65 629,47 .00 14900.00 .00 652.00 34850.000 463.25 .00 464,25 184.01 .00 14900.00 .00 .00 34850,000 463.56 ,30 464,50 189.33 ,00 14900.00 .00 900.00 34950.000 464.28 .00 464.48 1801.40 5745.19 9154.81 .00 .00 34950.000 464.35 .07 464.74 852.84 3276.76 11623.24 .00 860.00 STKNCL STCHL STCHR STKECR 3040.00 3400.00 3525.00 6180.00 3040.00 3400.00 3525.00 4400.00 3050.00 3380.00 3552.00 6260.00 3050.00 3380.00 3552.00 4440.00 3050.00 3380.00 3552.00 6260.00 3050.00 3380.00 3552.00 4440.00 3040.00 3400,00 3525.00 6180.00 3040.00 3400.00 3525.00 4400,00 .00 2110.00 2325.00 .00 1825.00 2110.00 2325.00 3316.00 .00 1940.00 2150.00 .00 1634.00 1940.00 2150.00 3632.00 .00 1390.00 1960.00 .00 1390.00 1390.00 1960.00 1960.00 .00 1135.00 1603.00 ,00 1135.00 1135.00 1603.00 1603.00 .00 868.00 1520.00 .00 868.00 868.00 1520.00 1520.00 .00 1310.00 1760.00 .0O 660.00 1310.00 1760.00 1560.00 .00 1310.00 1520.00 .00 660.00 1310.00 1520.00 1520.00 PE F'KPI~ 10-06-88 11:27:]3 P~ 21 35170.000 464.54 35170.000 464.80 36970.000 465.49 36970.000 466,30 39440.000 467.82 39440.000 468.75 .00 464.61 2116.46 6108.67 8791.33 · 26 464.97 808.39 2576.82 12323.18 .00 .00 .00 2400.00 2800.00 .00 .00 812.00 1988.00 2400.00 2800.00 2800.00 .00 465.78 983.42 · 81 466.66 865.40 2.07 8881.41 6016.52.00 .00 2900.00 3060.00 .00 .00 10365.05 4534.95 895.00 2900.00 2900.00 3060.00 3795.00 .00 461.22 929.54 1857.07 10844.97 2897.96 .00 .00 4040.00 4150.00 ,00 .93 469.21 596.00 1088.22 11830.82 2680.96 596.00 3921.00 4040.00 4150.00 4517.00 OE PI~PK, 10-06-88 11:27:33 PAGE 22 FILb TO CONSTRUCT PARRNA SUN#ANY PRINTOUT TABLE 150 SECNO XbCN 32150.000 .00 32150.000 .00 32200,000 50.00 32200.000 50.00 32230.000 50.00 32230.000 50.00 32250.000 50.00 32250.000 50.00 32305.000 55.00 32305.000 55.00 32725.000 420.00 32725.000 420.00 33145.000 420,00 33145.000 420.00 33470.000 225.0o 33470.000 325.00 34260.000 790.00 34260.000 790.00 34850.000 590.00 34850.000 590.00 34950.000 100.00 34950.000 100.00 35170.000 220.00 35170.000 220.00 36970.o0o 18o0.00 36970.000 2800.00 39440.000 2470.00 39440.000 2470.00 ELTRD .00 .00 465.00 465.00 465.00 465.00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 463.00 463.00 463.00 463.00 .O0 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 437.00 437,00 437.00 437.00 43?.00 437.00 437.00 437,00 437.70 437.70 438.20 438.20 438.40 438.40 439.00 439.00 438.80 438.80 439.30 439.30 439.30 439.30 438.30 438.30 440,00 440,00 442,00 442,0O 21300.00 458.81 .00 460.23 21300.00 459.81 .00 460.92 21300.00 159.28 .00 460.36 21300.00 460.04 .00 460.99 21300.00 459.29 .00 460.37 21300.00 460.05 ,00 461.00 21300.00 459,26 .00 460.41 21300.00 460.14 .00 461.03 21300.00 458.58 .00 461.02 21300.00 459.56 .00 461.51 21300.00 461.91 .00 462.07 21300,00 462.29 .O0 462.46 14900.00 462.19 .00 462.39 14900.00 462.58 .00 462.76 14900.00 462.44 .O0 462,71 14900.00 462.80 .00 463.07 14900.00 463.20 .00 463.33 14900.00 463.53 .00 463.05 14900.00 463.25 .00 464.25 14900.00 463.56 .00 464.50 14900.00 464.28 .00 464.48 14900.00 464.35 .00 464.74 14900.00 464.54 .00 464.61 14900.00 464.80 .00 464.97 14900.00 465.49 .00 465.78 14900.00 466.30 .00 466.66 15600.00 467.82 .00 468.22 15600.00 468.75 .00 469.21 15.03 11.72 2.14 1.84 2.13 1.84 20.73 15.93 101.67 76.64 7.69 7.61 7.87 7.43 10.92 10.44 5.80 5.21 29.42 27.59 8.93 14.13 3.62 6.54 12.49 8.73 8.64 VCN 9.90 8.95 8.44 7.97 8.43 7.97 9.08 8.18 13,48 12.ol 4.20 4.25 3.53 3.42 4.21 4.17 2.93 2.82 8.01 7.77 4,45 5.61 2.60 3.54 5.20 5.04 5.99 6.19 AREA 2798.25 3428.43 3025.89 3267.53 3029.41 3271.04 3107.26 3768.28 1823.7o 2020.88 7969.14 7754.9O 4310,09 4357.50 3793.37 3575.62 5088.29 5285.02 1860.73 1917.48 5692.20 3698.59 8718.95 5011.88 4300.68 3880.06 4507.81 3866.98 .01K 5493.39 6222,19 14569.65 15604.28 14585.65 15712.90 4678.23 5336.82 2112.40 2433,23 7681.08 7719.71 5311.31 5466.32 4509.16 4610.83 6189.11 6528.54 2746.98 2836.76 4986.63 3963.43 7834.23 5824.76 4215.96 4059,36 5281.09 5306.00 D~PIXPK, 10-06-88 11:27:33 PAGE 23 SUN#ARY PRIHTO~T TABLS 32150.000 21300.00 458.8! 32150.000 21300.00 459.81 32200,000 21300,00 459.28 32200.000 21300,00 460.04 32230.000 21300,00 459,29 32230,000 21300.00 460,05 32250,000 21300,00 459,26 32250,000 21300.00 460,14 32305,000 21300,00 458,58 32305,000 21300,00 459,56 32725,000 21300,00 461,91 32725,000 21300,00 462.29 33145.000 14900.00 462,19 33145,000 14900,00 462,58 33470,000 24900,00 462,44 33470,000 14900,00 462.80 34250,000 14900,00 4H,20 34260,000 14900,00 463,53 34850,000 14900.00 463,25 34850,Q00 14900,00 463,56 34950,000 14900.00 464.28 34950.000 14900,00 464.35 35170,000 14900,00 464,54 35170,000 14900,Q0 464,80 36970.000 14900,00 465,49 36970.000 24900,00 466,30 39440,000 15600,00 467,82 39440,000 15600,00 ..468,75 DIFJSP .00 1.00 .00 DIFWSX DIrtVS .00 .00 o00 1.00 .47 .00 ,76 ,23 .00 .01 .00 .75 .01 .75 .00 -.03 .00 ,88 ,09 ,88 ,00 -,68 ,00 .98 -,58 ,98 .00 3.33 .00 .38 2.73 .38 .00 ,29 .00 .39 .29 .39 ,00 ,25 .00 .36 .22 .00 .76 .00 .33 .73 .33 .00 .05 .00 .30 .03 .30 .00 1.02 .00 .07 ,79 .07 ,00 ,26 ,00 ,26 ,45 ,26 .00 .95 .00 .81 1.50 .81 .00 2.33 .00 ,93 2,45 ,93 TOPVlD 884.54 317.54 322.49 317.61 322.52 847.24 957.58 307.66 318.35 2090.17 1744.61 524.~4 461.24 629.01 465.88 621.56 629.47 184.01 189.33 1801.40 852.84 2116.46 808.39 983.42 865.40 929.54 596.00 XLCH .00 .00 50.00 50,00 50.00 50.00 50,00 50,00 55,00 55,00 420.00 420.00 420.00 420.00 325.00 325,00 790.00 790.00 590.00 590,00 100.00 100.00 220.00 220,00 1800.00 1800.00 2470.00 2470.00 10-06-88 11:2~:33 PkGE ~& SUNNARY OF ERRORS AND SPECIAL 10-06-88 11:27:33 PAGE 25 FLOODWAY DATA, FILL TO COWSTRUCT FAREWA PROFILE NO. 2 STATION ....... FLOODWAY ....... WATER SURFACE KLEVATIO# WIDTH SECTION WEAN WITH WITHOUT DIFFERENCE AREA VELOCITY FLOODWAY FLOODWAY 32150.000 1360. 3428. 6.2 459.8 458.8 1.0 32200.000 1008. 3268. 6.5 460.1 459.3 .8 32230.000 1008. 3271. &.5 160.1 459.3 .8 32250.000 1360. 3768. 5.7 460.2 459.3 .9 32305.000 1155. 2021. lO.S 459.6 458.6 l.O 32725.000 1998. 7755. 2.7 462.3 461.9 .4 33145.008 566. 4357. 3.4 462.6 462.2 .4 33470.000 466. 3576. 4.2 462.8 462.4 .4 34260.000 629. 5285. 2.8 463.5 463.2 .3 34850.000 189. 1917. 7.8 463.6 463.3 .3 34950.000 853. 3699. 4.0 464.4 464.3 .1 35170.000 808. 5012. 3.0 464.8 464.5 .3 36970.000 895. 3880. 3.8 466.3 465.5 .8 39440.000 596. 3867. 4.0 468.7 467.8 .9 10-0H8 11:32:31 ~GB 1 ~RROR COR~ - 01,02,03,04,05,06 NODXFICAtIOW - 50,51,52,53,51,55,56 IEK-PC-XT VERSION AUGUST 1985 THIS RUN BXEC~TSD 10-06-88 PI P PK VERSION or NOYENB~! 1976 UPDATED NAY 1984 RUN DATE 10-06-88 TINE 13:17:07 THE HYDROLOGIC ENGINSERXNG 609 SECOND STREET, SUITE * (916) i10-21o5 (FTS) iii-2105 tiittiitiitiiliiltiiJtititJJitiJiJttiit X X XXXXXXX XXIX! X X X X X X ! I X X ! x X X X X X I I lllllll XIIII II111 lllll I l IllXl X X lllllll 10-06-88 13:17:10 PAGE 1 HEC2 RSLHASE DATED WOV 76 UPDATED KAY 1984 ERROR COil - 01,02,03,04,05,06 KODIrZCATIOH - 50,51,52,53,54,55,56 IH#-F¢-XT YEESIO! AUGUST 1985 THIS IUN EXECUTED 10-06-88 C T1 T2 PARES OF COPPELL - COTTONWOOD CREEH JP HO. 88009 100 YEAR FHROUEWCY FLOOD: LINCOLN COPPELL INCLUDED, PROPOSED CONDITIONS PILL TO CONSTR. PARK. BLVD. AND TRACT 3 BETWEEN O.T.R. AND E.S.A.R. Jl ICHSCE lng WINV IDlE O. 2. O. O. .000000 .00 .0 O. J2 NFROF IPLOT PRFVS XSKCV XSECR FN ALLDC l. OOO ,000 -l.OOO .000 .000 .000 .OOO .000 VARIABLE CODES FOR SUH#ARY PRINTOUT 110.000 150.000 200.000 .000 WSEL FQ 458.810 .000 CHNIN ITRACE .000 .000 .000 .OOO .000 .000 .000 .000 QT 9.000 21300.000 21300.000 21300.000 21300.000 21300.000 21300.000 36200.000 21300.000 21300.000 NC .055 .055 .035 .100 .300 .000 .000 .000 .000 .000 ET .000 3.100 3040.000 6180.000 6.100 3040.000 4400.000 .000 .000 .000 DETSRKINH iO0-YEAR FLOOD PLAIN AND FLOODWAY IH COTTONWOOD BRANCH BASHD O! PROPOSED FILL TO EECLAIK AREAS IW THE PARKS OF COPPELL NORTH OF PROPOSED PARKWAY BLVD. BETWEEN DENTON TAP ROAD AWD THE PROPOSED HIGH SCHOOL ACCESS ROAD. USE STARTING HATER SURFACE ELEVATIONS AT DOENSTREAN SIDE Of DENTON TAP ROAD BASED ON VISTA RIDGE INPROVKNENTS DOMNSTREAN. DISCHARGES FRO# BROCHETTE DAVIS & DRAKE AND 1982 FEKA STUDIES Xl 32150.000 41.000 2400.000 3525.000 .000 .000 .000 GR 470.000 1000.O0O 461.000 1600.000 461.000 1800.000 451.000 GR 457.000 2200.000 457.000 2220.000 459.000 2320.000 456.500 GR 457.000 2650.000 456.500 2680.000 459.000 2000.000 459.000 GR 461.500 3300.000 460.500 2400.000 437.000 3427.000 437.000 GR 437.000 3475.000 437.000 3489.000 447.000 2505.000 447.000 GR 461.500 3650.000 458.000 3920.000 459.000 3980.000 458.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 457.500 GH 461.000 4720.000 461.000 5110.000 462.000 5200.000 462.000 GR 470.000 6180.000 .OO0 .O00 .000 .000 .000 .000 2000.000 2620.000 3100.000 3440.000 3505.010 4240.000 4400.000 5160.000 .000 .000 459.000 455.000 460.000 437.000 460.000 456.000 451.000 464.000 .000 .000 2100.000 2640.000 3200.000 3470.000 3525.000 4280.000 4520.000 5800.000 .000 10-06-~ 13:1V:10 PAtH 2 NC .055 .055 ET .000 3.100 Xl 32200.000 45.000 X2 .000 .000 OR 4?2.000 900.000 GR 456.500 2201.000 GR 460.500 2610.000 GR 462.000 3280.000 GR 437.000 3455.000 OR 460.000 3550.000 GR 461.000 4235.000 GR 453,000 4380.000 GR 462.000 4800.000 ET .000 3.100 X! 32230.000 .000 X2 .000 .000 NC .055 ET .O00 .015 .300 .500 .0OO .000 .000 .000 .OOO 3050.000 6260.000 6.100 3050.000 4440.000 .000 .000 .000 3380.000 3552.000 50.000 50.000 50.000 .0OO .OO0 .000 .000 463.000 465.000 .000 .000 .000 .000 .000 467,000 1310,000 462,000 1700.000 460.500 2000.000 461.500 2200.000 456.500 2221.000 461.500 2222.000 459.500 2430.000 459.500 2520.000 456.500 2611.000 460.500 2635.000 460.500 2635.010 461.000 3000.000 465,000 3380,000 460.000 3381,000 437,000 3427,000 437,000 3440,000 437.000 3470,000 437.000 3489.000 447.500 3510.000 447.500 3510,010 465.000 3552,000 464.500 3650.000 462.000 3940.000 460.800 4230.000 458.000 4236.000 456.000 4270.000 456.000 4350.000 452.000 4350.010 461.000 4390.000 461.500 4430.000 461.500 4600.000 461.500 4730.000 462.000 5400.000 464.000 5800.000 467.000 6000.000 472.000 6260.000 3050.000 6260,000 6.100 3050.000 4440.000 .000 .000 50.000 50.000 50.000 · 000 463.000 465.000 .000 .O00 .000 .000 .000 .000 .000 .000 .000 .000 .000 .055 .045 .100 .300 .000 .000 .000 .000 .000 3.100 3040.000 6180.000 6,100 3040.000 4400,000 9,100 3040.000 6180.000 CROSS SECTION 32250 rROK BROC[ETTS, DAVIS AND DRAKE PROPOSED HODEL PROPOSED FILL IN RIGHT OVERBARR or COTTONWOOD BRANCH. Xl 32250.000 37.000 3400.000 3525.000 50.000 50.000 50.000 OR 470.000 1000.000 461.000 1600.000 462.000 2800.000 458.000 OR 457.000 2200.000 457,000 2220.000 459.000 2320.000 456,500 OR 457.000 2650.000 456.500 2680.000 459.000 2900.000 450,000 GR 461.500 3300.000 460.500 3390.000 459.400 3400.000 437.000 GR 437.000 3470.000 437.000 3475.000 437.000 3500.000 447.000 OR 462.500 3650.000 458,000 3920.000 459.000 3980.000 458.000 GR 456.000 4350.000 452.000 4350.000 453.500 4380.000 457.500 OR 460.300 4463.000 462.300 4863.000 .000 .000 .000 iH NH 6.000 ,050 2335,000 .055 1740.000 .060 2110.000 3415.000 .050 3615.000 .000 .000 .00O .000 .000 .000 .000 .000 6,100 1825.000 3316.000 CROSS SECTION 22305 FRO# BROCEETTK, DAVIS AND DRINK PROPOSED #ODEL RIGHT HNCROACH#ENT STATION HODIrlED FROH BROCHETTE KODEL TO HOVE FLOODWAY LINIT OUT OF COTTONHQOD BRANCH CHANNEL. PROPOSED rILL IR RIOHT OVERBANE OF COTTOHHOOD BRANCH. .000 2000.000 2620.000 3100.000 3430.000 3505.000 4240.000 4400.000 .000 .045 .000 .000 .000 459.000 455.000 460.000 437.000 460.000 456.000 457.500 .000 2325.000 .000 .000 .000 2100.000 2640.000 3200.000 3440.000 3525.000 4280.000 4455.000 .000 .055 .000 .000 Xi 32305.000 49.000 2110.000 2325.000 55.000 55.000 55.000 .000 .000 .000 OR 470.000 50.000 470.000 50.000 470.000 50.000 470.000 50.000 470.000 50.000 OR 467.000 50.000 466.000 135.000 465.000 220.000 465.000 I323.000 462.000 1335.000 OR 462,000 2740.000 461.000 1740,000 461,000 1740.000 462.000 2825.000 463,000 1890.000 OH 464,000 1975.000 465,000 2045.000 465,000 2120.000 464.000 2225,000 4&3,000 2140.000 GR 460.000 2160.000 455.000 2275.000 450.000 2204.000 445.000 2218.000 440.000 2225.000 GR 437.700 2232.000 438.000 2239.000 440.000 2245.000 445.000 2253.000 450.000 2263.000 CoPRP~ 10-06-88 13:17:10 PAGE 3 OR 455,000 2281,000·460,000 2325,000 461,000 3050,000 GR 458,000 3200,000 457,000 3218,000 455.000 3265.000 OR 451.000 2292.000 452.000 3308.000 455.000 3329.000 OR 461.000 3369.000 462.000 3400.000 462,000 3415.000 NH 6.000 .050 1285,000 .055 1568.000 .060 NH 3670.000 .050 3695.500 .000 .000 .000 ET ,000 ,000 ,000 ,000 6,100 1634,000 460.000 452.000 459.000 464.000 1940.000 .OOO 3632.000 3140,000 3283.,000 3350,000 3615,000 .045 .000 .000 459.000 451.000 460.000 .000 2150.000 .000 .000 3180,000 3289.000 3360,000 .000 .055 ,000 ,000 CROSS SECTION 32725 FROK BROCKETTE, DAVIS AND DRAKE PROPOSED NODEL. NODIPIED FOR LINCOLN-COPPELL PILL IN LBrT OVKRBANK AND FOR GHADXNG XN THE CITY PARK. RIGHT KHCROACH#EHT ADJUSTED PRO# BROCRKTTE #ODEL TO INCLUDE COTTONWOOD BRANCH CHANHEL IN THE FLOODWAY. PROPOSKD PILL FOR PAHKWAY BLVD. IN HIGHT OVKRBANK or COTTON#ODD BHANCH. Xl 32725.000 42.000 1940.000 2150.000 380.000 520.000 420.000 .000 .000 .000 GR 470.000 .000 470.000 .000 470.000 .000 470.000 .OOO 470.000 .000 oR 465.000 .000 465.000 90.000 465.000 180.000 465.000 1273.000 461.000 1285.000 GR 461.000 1568.000 453.000 2592.000 452.000 1842,000 464.000 1895.000 464.000 1895.000 OR 463.000 1940.000 460,000 1960.000 455.000 1981.000 450.000 2002.000 445.000 2018.000 OR 440.000 2025.000 439.000 2030.000 438.200 2040.000 439.000 2050.000 440.000 2053.000 GR 445.000 2070.000 450.000 2080.000 455.000 2090.000 460.000 2124.000 481.000 2150.000 OR 461.000 2165.000 461.000 2500.000 463.000 2700.000 463.000 2805.000 460.000 2885.000 GR 459.000 3350.000 455.000 3605.000 452.000 3615.000 455.000 3628.000 459.000 3632.000 GR 459.000 3670.000 467.500 3695.500 .000 .000 .000 .000 .000 .000 QT 9,000 7300.000 7300.000 7300,000 7300,000 7300,000 7300,000 9400,000 7300,000 7300,000 NC .055 .055 .045 .100 .300 .000 .000 .000 .000 .000 ET ,000 .000 ,000 ,0O0 6,100 1000.000 1270,000 ,000 ,000 ,000 BEGIN COTTOHVOOD CREEK PILL IN RIGHT OVERBANK AT PROPOSED WESTKRLY END or PARKIAY ELVD. Xl 32816.000 11.000 1157.000 1183,000 95,000 80.000 91.000 .000 .000 .000 GH 459.000 1000.000 459.800 1073.000 459.800 1157.000 452.200 1169.000 452.200 1179.000 OH 459,800 1183.000 460.400 1195.000 460.000 1204,000 459,000 1255.000 458.800 1270,000 ;R 467.500 1296.400 .000 .000 .000 .000 .000 .000 .DO0 .000 ET .000 .000 .000 .000 6.100 854.000 1210.000 PILL IN RIGHT OVKRBAHK POE PROPOSED HIGH SCHOOL ACCESS HOAD. .000 .000 ,000 Xl 32916.000 19.000 1000.000 1035.000 100.000 100.000 100.000 .OOO .000 .000 OR 458.000 854.000 458.000 890.000 459.000 935.000 460.000 959.000 461.000 975.000 GR 462.000 986.000 462,900 1000.000 461.000 1008.000 452.800 1017.000 452.200 1032,000 OR 459.500 1035.000 460.000 1060.000 461.000 1126.000 460.000 1195.000 459.000 1200.000 GR 459.000 1222.000 460.000 1252.000 460.200 1282.600 466.000 1300.000 ,000 .000 10-06-88 13:17:10 PAGE 4 .00O .000 .000 .O00 6.100 1038.000 UFSTRKAH LINITS OF FILL IN RIGHT OVKRBAER OF ¢OTTOHWOOD BRAECH FOR THE HIGH SCHOOL ACCESS ROAD, 1350.000 .000 .000 .000 Xl 3J016.000 20,000 1152.000 1183,000 100.000 100,000 100.000 .000 .000 .000 OR 458.800 1000.000 459.000 1070.000 460.000 1098.000 461.000 1120.000 464.200 1140.000 GR 464.400 1152.000 452.200 1166.000 451.900 1172.000 452.200 1174.000 460.800 1183.000 OR 460.000 1213.000 459.500 1258.000 459.400 1329.000 459.000 1345.000 459.000 1400.000 GR 459.000 1411.000 460.000 1412.000 461.000 1488.000 461.400 1500.200 465.000 1520.000 ET .000 .000 .000 .000 6.100 1025.000 1350.000 .000 Xl 33116.000 16.000 1152.000 1190.000 100.000 100.000 100.000 .000 OR 459.200 1000.000 459.000 1057.000 459.800 1122.000 464.300 1139.000 GR 452.900 1169.000 452.700 1175.000 452.500 1177.000 460.400 1190.000 OR 459.800 1303.000 461.000 1315.000 461,000 1460.000 461,000 1500.000 OR 465.000 1530.000 .000 .000 .000 .000 .000 .000 Xl .000 .000 .000 .000 5.100 1030.000 33560.000 16.000 * 1178.000 1210.000 380.000 470.000 466.000 1000.000 465,000 1008,000 463,000 1017.000 462.000 1111.000 462.000 1178.000 460.000 1183.000 454.300 1206.000 463.000 1210.000 463.000 1345.000 466.000 1400.000 .000 .000 .000 ,000 ET ,000 ,000 .000 ,000 6.100 I028.000 X1 34075.000 38,000 1188,000 1230,000 505,000 520.000 OR 467.500 1000.000 467.000 1006.000 466.000 1010,000 OR 462.000 1032.000 461.000 1050.000 460.000 1064.000 OR 460.000 1096,000 461.000 1100.000 464.000 1114.000 OR 460.000 1193.000 455.800 1196.000 455.600 1205.000 OR 462.000 1230.000 463.000 1262.000 464,000 1320,000 OR 466.000 1440.000 466.000 1440.000 470.000 1458.000 OR 467.000 1490.000 465,000 1502.000 454.000 1505.000 OR 466.000 1600.000 467.000 1618.000 469.000 1637.000 ET .000 .000 .000 .000 6.100 4167.100 CROSS SECTION 35170 FRO# EXISTING FE#A STUDY, IDIRTIFIED AS SECTIOR 5275 I] VILLAGES OF COTTONWOOD CREEl STUDY. 1300.000 444,000 462.000 454.500 464.000 .000 1280.000 515.000 465.000 459.000 464.000 455.800 465.000 470.000 464,000 .000 4526.000 .000 .000 1019.000 1189.000 1368.000 .000 .000 .000 1016.000 1075.000 1163.000 1218.000 1408.000 1463.000 1552.000 .000 .000 X1 35170.000 20,000 4495.000 4526.000 525.000 440.000 4?5.000 .000 X3 10.000 .000 .000 .000 .000 .000 .000 468.800 OR 475.100 3408.000 467.800 3430.000 467.500 3500.000 468.400 3600.000 OR 466,100 3800.000 466.700 3900.000 462.200 4000.000 460.100 4100.000 OR 463.500 4300.000 466.700 4400.000 468.600 4495.000 457.100 4514.000 OR 463.400 4600.000 462.500 4700.000 464.900 4800.000 464.400 4900.000 .000 .000 464.100 460.300 462.000 .000 .000 .000 461.400 454.100 465.000 .000 .000 .000 463.000 459.000 464.000 460.000 466.000 467.000 465.000 .000 .000 .000 464.900 469.000 460.900 464.900 4?0.000 .000 .000 1152.000 1257.000 1520.000 .000 .000 .000 1050.000 1198.000 1390.000 .000 .000 .000 1021.000 1085.000 1188.000 1220.000 1418.000 1479.000 1590.000 .000 .000 .OOO .000 3700.000 4200.000 4526.000 5000.000 CoPRPI4, 10-06-88 13:I7:10 PAGE 5 lC .065 .050 .050 .100 .300 ET .000 .000 .000 .000 5.100 ~EGIR ¥ITH VILLAGES OF COTTONIOOD CREEl NODEL. .000 1100.000 .000 1650.000 .000 .000 .000 .000 .000 .000 Xl 6710.000 31.000 1250.000 1286.000 1425,000 1090.000 1435,000 .000 .000 .000 OR 474.200 866.000 474.000 916.000 474.100 926.000 474.200 955.000 474,000 966.000 OR 473.800 1015.000 472.600 1066.000 472.200 1077.000 456.900 1003.000 457.500 1122.000 OR 468.000 1172.000 468.700 1222.000 458.700 1250.000 462.600 1257.000 460.600 1266.000 OR 462.300 1275.000 469.400 1285.000 467.700 1315.000 467.400 1322.000 466.300 1372.000 OR 466,300 1472.000 465.300 1522.000 465.900 1572.000 465,900 1622.000 466.800 1672.000 GR 466.000 1722.000 466.800 1772.000 458.600 1822.000 471.000 1872.000 473.000 1922.000 GR 475.000 19]?.000 .000 .000 .000 .000 .000 .000 .000 .000 ET .000 .000 .000 .000 6.100 2693.000 3203.000 ,000 .000 ,000 Xl 8000,000 35.000 2817,000 2848.000 990.000 1060,000 1335,000 ,000 .000 .000 OR 479.300 1990.000 4?8.400 2040.000 478.300 2090.000 477.500 2140.000 477.100 2190.000 GR 477.000 2240.000 476.700 2290.000 475.500 2]40.000 476.400 2440,000 4?6.200 2490,000 GR 475.900 2540.000 475.800 2547,000 474.800 2558.000 474.500 2590.000 474,400 2540,000 OR 474,300 2656.000 472.600 2590.000 470.100 2700.000 472.100 2800.000 472.300 2817.000 OR 455.300 2829.000 453.900 2840.000 472.200 2848.000 471.300 2900.000 469.800 3000.000 OR 468.100 3100.000 468,700 3200,000 469,800 3300,000 471.500 3340.000 474.400 3400.000 OR 479.400 3500.000 480.600 3534.000 481.500 3600.000 480.500 3700.000 477.700 3800.000 SJ .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 10-06-88 13:17:10 PiGS S Q QLOB QCH QROB ALOB ACH TINE VLOB VCH VROB XNL INCH SLOPE XLOBL HV HL OLOSS BABE KLEV AROB VOL TWA LEFT/RIGHT XNR NTH ELMIN SSTA ICOgT CORAR TOPNID ENDST *PROP I CCHV= .100 CEHV= *SECNO 32150.OOO 3265 DIVIDED FLOW ,300 3470 ENCROACNHENT STATIONS= 3040.0 6180.0 TYPE= I TARGET= 3140.000 DETERNINE IO0-YEAR FLOOD PLAIN AND FLOODWAY IH COTTONWOOD BRANCH BASED ON PROPOSED rILL TO EECLAIK AREAS lB THE PARKS or COPPELL NORTH OF PROPOSED PARKWAY BLVD. BETWEKN DENTON TAP ROAD AND THE PROPOSED HIGH SCHOOL ACCESS ROAD. USE S7ARTING WATKR SURFACE ELEVATIONS AT DOWNSTREAH SIDE OF DENTON TAP ROAD BASED OH VISTA RIDGE XNPROVKHENTS DOWNSTREAN. DISCHARGES FRON BROCKETTE DAVIS & DIANE AND 1982 FENA STUDIES 32150.00 21.81 458.81 .00 .OO 460.23 1.42 .00 ,00 460.50 22300. O. 19817. 2483. O. 2002. 796. O. O. 460.00 .00 .00 9.90 1.86 .055 .035 .055 .000 43?.O0 3401.94 .001503 O. O. O. 0 0 0 .00 776.91 4574.00 CCNV= .300 CENV= .500 *SECNO 32200.000 3265 DIVIDED FLOW 3370 NORNAL BRIDGE,NRD= 0 NIN KLTRD= 465.00 WAX HLLC= 463,00 3470 ENCROACH#ENT STATIOIS= 3050.0 6260,0 TYPE= 2 TARGET= 3210.000 32200.00 22.28 459.28 .00 .00 460.36 2.08 .02 .20 465.00 22300. O. 20736. 564. O. 2458. 568. 3. 2. 465.00 .00 .00 8.44 .99 ,055 .025 .055 .000 437.00 3382.44 · 000214 50. 50. 50. 2 0 0 .00 317.54 4387.15 CoPR PR I0-06-88 13:17:10 PAGE 7 SECBO DEPTH CUSEh CRI~S #EELS EG HV Hb GLOSS BAng gLKV ~ ~Og ~CH ~ROH A~OE ACE AROB VO~ ~A ~E~T/RIGH! TINE VLOB VCH VROB RIb XNCH XNR HTN EBNIN SSTA SLOPE XLOEL XLCH XLOHR ITRIAL IOC ICONT CORAR TOP#ID SNDST *SSCNO 32230.000 3265 DIVIDED FLOH 3370 NORNAL BRIDGE,NRD= 0 HIH ELTRD, 465.00 NiX KLLC= 463.00 3470 ENCROACH#ENT STATIONS= 3050.0 6260.0 TYPE= 32230.0022.20460.29 .00 .00 460.37 213o0. o. 20734. 566. o. 2459. .00 .00 8.43 .99 .055 .015 .000213 50. 50. 50. 2 0 I TARGET= 3210.000 1.07 .01 .O0 465.00 5?0. 1. 1. 465.00 .055 .000 437.00 3382.42 0 .00 311.61 438~.86 CCHV= .100 CEHV= .300 *SECNO 32250,000 3265 DIVIDED FLo# 3410 KNCROACHKER? STATIOIS= 3040.0 6180.0 TYPE= 1 TARGET= 3140.000 CROSS SECTION 32260 PROH BROCKSTTE, DAVIS AND DRAKE PROPOSED NODEL PROPOSED PILL IN RIGHT OVERSANK OF COTTONHOOD BRANCH. 32250.00 22.26 459.26 .00 .00 460.41 1.15 .02 .02 459.40 21300. 9. 19006. 2285. 19. 2092. 996. I0. 2. 460.00 .01 .47 9.08 2.29 .055 .045 .055 .000 437.00 3040.00 .0020?3 50. 50. 50. 2 0 0 .00 847.24 4460.03 1490 NH CARD USED *SECNO 32305.000 3265 DIVIDED FLOH 3301 HV CHANGED NORS THAN HVINS CROSS SECTION 32305 PROS BROCKKTTE, DAVIS AND DRAKE PROPOSED NODKL 10-06-88 13:17:10 PAGE S RIGHT HNCROACHNENT STATION #ODIPIHD PRON BROCKETTH HODEL TO KOVK FLOODWAY LINIT OUT OF COTTONWOOD BRANCH CHANNEL. PROPOSED PILL IH RIGHT OVERBANR OF COTTONWOOD BRANCH. 32305.00 20.88 458.58 .00 .00 461.02 2.44 .22 .3~ 21300. O. 17104. 4196. O. 1269. 554. 13. 2. .01 .00 13.48 ?.57 .055 .045 .055 .000 437.70 .010167 55. 55. 55. 3 0 0 .00 307.66 465.00 460.00 2164.26 3347.80 1400 NB CARD USED *SECNO 32725.000 3265 DIVIDED FLOW 3301 HV CHANGED NORK THAN HVIIS CROSS SECTION 32725 PRON BROCEBTTE, DAVIS AND DRAKH PROPOSED #ODKL, NODIPIED FOR LINCOLN-COPPELL FILL IN LEFT OVERBANK AND FOR GRADING IN TEE CITY PARK. RIGHT ENCROACHHHNT ADJUSTED FRON BROCRETTH NODEL TO INCLUDE COTTONWOOD BRANCH CHANNEL IR THE PLOODHAY. PROPOSED FILL FOR PARKWAY BLVD. IN RIGHT OVERBANK OF COTTONWOOD BRANCH. 32725.00 23.71 461.91 .00 .00 462.07 .16 .82 .23 21300. 7323. 8695. 5282. 2792. 2068. 3110. 64. 15. .05 2.62 4.20 1.70 .060 .045 .055 .000 438.20 · 000769 380. 420. 520. 2 0 0 .00 2090.17 463.00 461.00 1282.29 3678.71 ¢CHV: .i00 CEHV*.300 *SECNO 32816.000 3280 CROSS SECTION 32816.00 EXTENDED 3301 HV CHANGED NORE THAN B¥INS 3685 20 TRIALS ATTENPTHD NSEL,CWSEL 3693 PROBABLE HININUN SPECIFIC ENERGY 3720 CRITICAL DEPTH ASSUNED BEGIN COTTONWOOD CREEK CoeR 10-06-88 I3:17:10 FILL I! RIGHT OVERBANR AT PROPOSED WESTRRLY KND OF PARXNA¥ BLVD. 32816.00 10.30 462.50 462.50 .00 463.87 1.37 .11 .36 459.80 7300. 2834. 2706. 1761. 453. 207. 277. 73. 18. 459.80 ,05 6.26 13.08 6,36 ,055 .045 .055 .000 452.20 1000.00 .013444 95. 91. 80. 20 16 0 .00 281.22 1281.22 *SECNO 32916.000 3280 CROSS SKCTION 32916,00 EXTRHDED 6.19 FRET 3301 HV CHANSRD KORR THAN HYINS FILL IN RIGHT OVERBANE FOR PROPOSRD HIGH SCHOOL ACCESS ROAD, 32916.00 11.99 464.19 .00 .00 464.41 .23 .43 .11 462.90 7300. 2523. 1504. 3273. 704. 284. 1035. 76. 18. 459.50 .06 3.59 5.30 3.16 .055 .045 .055 .000 452.20 854.00 .002102 100. 100, 100. 2 0 0 .00 440.56 1294.56 *SECNO 33016,000 3280 CROSS SECTION 33016.00 EXTENDED 5.64 FEET DPSTREAK LINITS OF FILL I! RIGHT OVRRBANK OF COTTONHOOD BRANCH FOR THE HIGH SCHOOL ACCESS ROAD. 33016.00 12.54 464.44 .00 .00 464.59 .i5 .17 .01 464.40 7300. 1871. 1127. 4301. 652. 257. 1511. 81. 20. 460.80 .07 2.87 4.39 2,85 .055 .045 .055 .000 451.90 1000.00 · 001437 100. 100. 100. 2 0 0 .00 518.33 1511.33 tSECNO 33116.000 3280 CROSS SECTION 33116.00 12.07 7300. 2253. · 07 3.24 .001740 lO0. 33116,00 KXTINDgD 5.37 tEK? 464.57 .00 .OO 464.76 .19 .16 .01 464.10 1524. 3523. 696. 303. 1275. 86. 21. 460.40 5,02 2.76 .055 .045 .055 .000 452.50 1000.00 100. 100. 2 O 0 .00 528.58 1528.58 tSECNO 33560.000 33560.00 11.35 465.45 .O0 .00 466.14 .68 1.23 .15 462.00 7300. 2777. 2701. 1822, 597. 291. 466. 105. 25, 462,00 .09 1.65 9.27 3.91 .055 .045 .055 .000 454.10 2004.34 .005440 380. 444. 470. 2 0 0 .00 390.24 1394.58 c..oP~ PR. 20-06-88 13:17:10 PAGI 10 SECNO DEPTH CiSSL CR[#S HELLE EG HV HL Q QLOB QCH QRO! ALOB ACH IROS VOL SLOPE XLOBL XLCH XLOBE ITIlAL IDC ICONT CORAR TWA LEFT/EIGHT TOFWID KWDST 34075.000 34075.00 11.72 467.32 .00 .00 467.54 .22 1.35 .05 464.00 7300. 2911. 2062. 2327. 879. 392. 1006. 126. 31. 462.00 · 13 3,31 5.26 2.31 .055 .045 .055 .000 455.60 1002.24 .001557 505, 515, 520, I 0 0 .00 592.68 1620.97 *SKCNO 35170.000 3495 OVKRBANK AREA ASSU~ED NON-EFFBCTIVE,ELLEA= 468.80 464.90 CROSS SBCTIO# 35170 FROg IXISTING FEKA STUDY. IDENTIFIED AS SECTION 5275 I# VILLAGES Or COTTONWOOD CREEl STUDY. 35170.00 11.13 468.23 .00 .00 460.45 .23 .91 .00 468.$0 7300. O. 957. 6343. O. 189. 1770. 148. 37. 464.90 .17 .00 5.06 2.58 .055 .045 .055 .000 457.10 4495.62 .002557 525. 475. 440. 3 0 0 .00 472,69 4968,31 CCHV: .100 ClHV* .300 *SECNO 6710,000 BEGIN IITH VILLAGES Or COTTONWOOD CREI[ NODEL. 6710.00 10.03 470.63 .00 .00 410.75 .11 2.28 .01 468.70 7300. 755. 999. 5546, 432. 251. 2212. 212. 52. 469.40 · 29 1.74 3.97 2.51 .065 .050 .060 .000 460.60 1081.73 .001578 1425. 1435. 1090. 2 0 0 .00 782.64 1864.31 tSECNO 8000.000 8000.00 9.14 472.04 .00 .00 4?3.25 .21 2.48 .03 472.20 7300. 462. 954. 5884. 227. 184. 1690. 274. 71. 472.20 .37 2.03 5.19 3.48 .065 .050 .060 .000 463.90 2681.14 .003542 990. 1335. 1060. 2 0 0 .00 690.78 3371.92 CoPRPK. 10-06-88 13:17:10 PAGK 11 HEC2 RELEAS! DATED NOV 76 UPDATED NAY 1984 ERROR CORR - 01,02,03,04,05,06 #ODIPICATION - S0,51,5~,53,54,$5,55 IBK-PC-XT VERSION AUGUST 1985 THIS RUH EXECUTED 10-0&-88 T1 T~ PARKS OF COPPELL - COTTONWOOD BRANCH JP HO. 88009 100 YEAR FREQUENCY FLOOD, LINCOLN COPPELL INCLUDED, PROPOSED CORDS. PILL TO CONSTR. PARKWAY BLVD. BETWEIN D.T.R. AND THH H.S.A,R. ICHRCK INQ NINV IDIR STRT NETRIC HVINS Q O. 5. O. O. .000000 .00 .0 O. NPROF IPLOT PRFVS XSECV XSKCN F! ALLDC IBH 15.000 .000 -l.O00 .000 .000 .000 .000 .000 4Sg.UO .000 CNNIM ITRACE .000 .000 CoPRPK. i0-06-88 13:17:10 PAGE 12 SECHO DHPTH CREEL CHINS WSHLR EG g gLOB QCH gROB ALOB ACH TIRE VLOB VCE VROB XNL INCH SLOPE XLOBL RLCH XLOBR ITRIAL IDC HV HL OLOSS BANK ELEV AROB VOL TWA LEFT/RIGHT ICONT CORAR TOPNID ENDST *PROP 2 CCHV: .100 CKHV: ~SHCNO 321S0.000 )265 DIVIDED PLOW .300 3470 KRCROACHRSNT STATIONS: 3040.0 4400.0 TYPE= 1 TARGKT~ 1360.000 DETERNINE iO0-YEAR FLOOD PLAIN AND FLOODWAY IN COTTONWOOD HRAICH BASED ON PROPOSED PILL TO RECLIIN AREAS Z# THE PARRS OF COPPKLL HORTH OF PROPOSED PARRNAY BLVD. BHTWEEW DENTON TAP ROAD AiD THE PROPOSED HIGH SCHOOL ACCESS ROAD. USE STARTING WATER SURFACE ELEVATIOHS AT DOWWSTREA# SIDE OF DENTON TAP ROAD BASED OW VISTA RIDGE IRPROVERENTS DOWWSTRKAR. DISCHARGES FROR BROCEETTH DIVIS & DRANK AHD 1082 FERA STUDIES 32150.00 22.81 459.81 .00 458.8I 460.92 1.11 .00 .00 460.50 21300. 55. 19006. 2239. 81. 2124. 1223. O. O. 460.00 .00 .68 8.95 1.83 .055 .035 .055 .000 437.00 ]040.00 .001172 O. O. O. 0 0 0 ,00 884.54 4400.00 CCHY: .300 CEBV: .500 *SKCNO 32200.000 3255 DIVIDED FLOW 3370 NORNAL BEIDGE,NRD~ 0 WIN KLTRD~ 465.00 WAX ELLC: 463.00 3470 EWCROACHKENT STATIONS: 3050.0 4440.0 TYPE: 1 TARGET: 1390.000 32200.00 23.04 460.04 ,00 459.28 460.99 .96 .02 .05 465.00 21300. O. 20605. 695. O. 2584. 684. 4, 1, 465,00 · 00 .00 7.97 1.02 .055 .015 ,055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.49 4388.?9 CoPR PI~ 10-06-88 13:17:10 PAGE 13 Q GLOB gCH QROB AbOB ACH AROE VOL TIA LEFT/RIGHT TINE VLOB VCH VROB XNL XNCN XIR NT! EL#I! SSTA SLOPE XLOBL RLCH XLOBR ITRIAL IDC ICORT CORAR TOPNID ENDST *SECNO 32230.000 3370 NORNAL BRIDGE,RED= 0 III ELTRD: 465.00 #AX ELLC= 463.00 3470 ENCROACH#HIT STATIONS= 3050.0 4440.0 TYPE= 1 TARGET= 1390.000 32230.0023.0s460.05 .00 459.20461.00 .95 .01 .00 465.00 21300. o. 20604. 696. o. 2s86. 685. 8. 1. 465.00 .00 .00 7.97 1.02 .055 .015 .055 .000 437.00 3380.99 .000184 50. 50. 50. 2 0 0 .00 322.52 4388.81 CCHV= .100 CEHV= .300 *SECNO 32250.000 3265 DIVIDED FLOE 3470 ENCROACHIK#T STATIONS= 3040.0 4400.0 TYPE= I TARGKT= 1360.000 CROSS SECTION 32250 FRON EROCKETTE, DAVIS AND DEARS PROPOSED NODEL PROPOSED rIbL IN mIGHT OVERBANK OF COTTONIOOD BRANCH. 32250.00 23.14 460.14 .00 459.26 461.03 .89 ,02 .01 459.40 21300. I32. 18000. 3168. 135. 2201. 1432. 12. 2. 460.00 · 01 .98 8.18 2.21 .055 .045 .055 .000 437.00 3040.00 .001593 50. 50. 50. 2 0 0 .00 957.58 4400.00 1490 NB CARD USED *SECNO 32305.000 3J65 DIVIDED FLOE 3301 BY CHANGED KORE THAI HVINS 3470 ENCROACHIENT STATIONS= 1825.0 3316.0 TYPE= I TARGET= 1491.000 C. oPt~ Pf~. 10-06-~8 13:1~:10 PAGB 14 RIGHT RNCROACHKRHT STATION ,ODIPIRD FRo, BHOCKRTTR KODEL TO ,OYR FLOODWAY ti,IT OUT OP COTTONWOOD BRANCH CHAHHRL. PROPOSED PILL lB NIGHT OVRRBtH OF COTTONWOOD BRANCH. 32305.00 21.86 459.56 .00 458.58 461.51 1.95 .17 .32 21300. 0. 17064. 4236. 0. 1421. 600. 15. 3. .01 .00 12.01 7.06 .055 .045 .055 .000 437.70 .007664 55. 55. 55. 3 0 0 .00 318.35 465.00 460.00 2161.31 3316.00 *flCNO 32725.000 3265 DIYIDRD FLOW CROSS SRCTION 32725 PRO, HROCKRTTR, DAVIS AND DRAKR PROPOSRD KODEL. AND FOR GRADING 1l THR CITY PARK. RIGHT K#CROACH#ENT ADJUSTED PRO# BROCRETTE HODRL TO INCLUDE COTTONWOOD BRANCH CHANHRL IH THR FLOODWAY, PROPOSED PILL FOR PARRWAY BLVD, IN RIGHT OVKRBAH OF COTTONWOOD BRANCH, 32725.00 24.09 462.29 .00 461.91 462.46 .17 .77 .18 21300. 6054. 9128. 6118. 2129. 2146. 3470. 66. 14. .05 2.83 4.25 1.76 .060 .045 .055 .000 438.20 .000761 380. 420. 520. 2 0 0 .00 1744.61 463.00 461.00 1634.00 3632.00 CCHY= .100 C~RV= .300 *,ECHO 32816.000 ¢oPgP~. 10-06-88 13:17:10 PAGE ~ ~bOH QCB ~ROH ALOB ACH AROB VOb TWA LEFT/RIGHT TINE VLOB VCR VROE XNL XNCE XNR WTW ELGIN SSTA SLOPE KLOEL X~CH XLOBR ITRIAL IDC ICONT tORAH TOPWID EHDST 3470 EHCROACHNENT STATIONS: 1000.0 1270.0 TYPE: 1 TARGHT= 270.000 BEGIN COTTONWOOD CRER[ FILL IN RIGHT OVERBANK AT PROPOSED WESTERLY END OF PARKWAY BLVD. 32816.00 10.32 462.52 462.S2 462.S0 463.94 1,42 .11 .37 7300. 2902, 2?48. 1650. 4S6. 208. 258. 75, 16. .05 6.36 13.24 6.39 .055 .045 .055 .000 452.20 .013740 95. 91. 80. 20 12 0 .00 270.00 450.80 459.80 1000.00 1270.00 *SECNO 32916.000 3301 HV CHANGED NORK THAN HVINS 3470 HNCROACHNENT STATIONS= 854.0 1210.0 TYPE= 1 TARGHT: 356.000 FILL IN RIGHT OVERBAHK FOR PROPOSED HIGH SCHOOL ACCESS ROAD. 32916.00 12.06 464.26 .00 464.19 464.59 .33 .54 .11 462.90 7300. 3021. 1786. 2493. 714. 286. 696. 78. 17. 459.50 .05 4.23 6.24 3.58 .055 .045 .055 .000 452.20 854.00 .002877 100. 100. 100. 2 0 0 .00 356.00 1210.00 *SHCNO 33015.000 34?0 ENCROACHNENT STATIONS= I035.0 1350.0 TYPE= 1 TARGET= 315.000 UPSTREAM LINITS OF FILL IN RIGHT OVERRAN[ OF COTTONWOOD BRANCH FOR THE HIGH SCHOOL ACCESS ROAD. 33016.00 12.62 464.52 .00 464.44 464.92 .40 .31 .02 7300. 1966. 1759. 3575. 465. 259. 805. 82. 18. .06 4.23 6.79 4.44 .055 .045 .055 .000 451.90 .003394 I00. 100. I00. 2 0 0 ' .00 315.00 464.40 460.80 1035.00 1350.00 i0-06-88 13:17:10 PAGE 16 ~ ~LOS ~CE ~ROE ALOE ACH AROE VOL TIME VLOB VCN VROH XNL XNCN XNR SLOPE XLOHL XLCE XLOB{ IYRIAL IDC ICONT CORA{ OLOSS BANK ELEV TWA LEFT/RIGHT HLMIN SSTA TOPWID ENDST 'SECNO 33116.000 3470 ENCROACHMENT STATIONS, 1025.0 1350.0 TYPE: I TARGET, 33116.00 12.37 464.S7 .00 464.57 465.23 .37 .31 7300. 2496. 2059. 2745. 598. 315. 713. 85. · 02 4.18 6.55 3.85 .055 .045 .055 .OOO ,002818 I00. 100. lOO. 2 0 0 .00 325.000 .00 464.10 18. 460.40 452.50 1025.00 325.00 1350.00 *SECNO 33560.000 3280 CROSS SECTION 33560.00 EXTENDED .16 FEET 3470 ENCROACHMENT STATIONS: 1030.0 1300.0 TYPE: 1 TARGET: 33560.00 12.06 466.16 .00 465.45 466.82 .67 1.50 7300. 3037. 2778. 1486. 641. 314. 344. 99. .09 4.73 8.86 4.32 .055 .045 .055 .000 .004498 380. 444. 470. 2 O 0 .OO 270.000 .09 462.00 21. 462.00 454.10 1030.00 220.00 1300.00 *SECNO 34075.000 3470 ENCROACHMENT STATIONS: 1028.0 1280.0 TYPE: 1 TARGET: 34075.00 12.36 467.96 .00 467.32 468.34 .38 1.49 2300. 3749. 2634. 917. 919. 419. 261. 116. ,11 4,08 6,28 3.51 ,055 ,045 ,055 ,000 ,002032 505, 515. 520, 2 O. 0 ,00 252,000 ,03 464,00 24. 462,00 455.60 1028,00 252.00 1280.00 *SECNO 35170.000 3470 ENCROACHMENT STATIONS: 4167.1 4526.0 TYPE: 1 TARGET, CROSS SECTION 35170 FROM EXISTING FIMA STUDY. IDENTIFIED AS SECTION 5275 IN VILLAGES OF COTTONWOOD CIEEK STUDY. 35170.00 12.08 469.18 .00 468.23 469.45 .28 1.Il 7300, 6231, 1069, O, 1528, 218, O, 136. ,15 4,08 4,89 .00 ,055 ,045 ,055 ,000 .002346 525. 475. 440. 2 0 0 .00 358.900 ,01 468.60 28, 100000,00 457,10 4167,10 358.90 4526,00 CoP~PK 10-06-86 13:17:10 PAGE Q QLOB QCE QEOB ALOE ACH TIME VLOB VCE VROB XML EECE SLOPE X~OBL X~¢H XLOH ITEIAL IDC HV HL GLOSS BANE BLEV AEOB VOL TWA LEFT/RIGHT XNE MTN EL#IN SSTA ICOMT CORAR TOP¥ID KMDST ¢¢HV- .i00 CEEV, .300 *SECMO 6710.000 3470 EHCROACHHKNT STATIONS: 1100.0 1660.0 TYPE= BEGIN VITH VILLAGES OF COTTONWOOD CREEK HODEL. 6710.00 11.01 471.61 .00 470.63 471.73 7300. 1017. 1139. 5144. 532. 286. .28 1.91 3.98 2.69 .065 .050 .O01330 1425. 1435. 1090, 2 0 I TARGET, 560.000 .13 2.27 .01 468.70 1915. 302. 41. 469.40 .060 .000 460.60 1100.00 0 .00 560.00 1660.00 8000.000 3470 ENCROACHMENT STATIONS: 2693.0 3202.0 TYPE, 8000.00 9.81 473.71 .00 473.04 473.96 7300. 738. 1107. 5455. 305. 204. .36 2,42 5.42 3.81 .065 .050 .003347 990. 1335. I060. I 0 ! TARGET: 509.000 .25 2.19 .04 472.30 1433. 260. 54. 472.20 .060 ,000 463.90 2693.00 0 .00 509.00 3202,00 10-05-88 13:17:10 PAGE 10 HKC2 RSbKASE DATKD NOV 76 UPDATED NAY 1984 ERROR CORE - 01,02,03,04,05,06 HODIFICA?ION - 50,51,52,53,54,55,56 IR#-PC-XT YKRSION AUGUST 1985 THIS RUN EXKCUTED 10-06-88 ROTE- ASTERISK (t) AT LEFT Or CROSS-SECTION NUKBER INDICATES KESSAGE IN SUKKARY OF ERRORS LIST rlbb TO CONSTE. PARK. BL SUKHARY PRINTOUT TABLE 110 SECNO ¢¥SEL DIFKNS EG TOPWID QLOB QCE QROB PKRENC 32150.000 458.81 .00 460.23 776.91 .00 19817.31 1482.69 3140.00 32150.000 459.81 1.00 460.92 884.54 55.32 19005.78 2238.90 1360.00 32200.000 459.28 .00 460.36 317.54 .00 20735.73 564.27 3210.00 32200.000 460.04 .76 460.99 322.49 .00 20605.37 694.63 1390.00 32230.000 459.29 .00 460.37 317.61 .00 20733.83 566.17 3210.00 32230.000 460.05 .75 461.00 322.52 .00 20603.58 696.42 1390.00 32250.000 459.26 .00 460.41 847.24 8.98 19005.77 2285.25 3140.00 32250.000 460.24 .88 461.03 957.58 131.99 18000.19 3167.82 13&0.00 32305,000 458,58 .00 161.02 307.66 .00 17103.76 4196.24 .00 32305.000 459,56 .98 461.5t 318.35 ,00 17064.34 4235.66 i491.00 32725.000 161.91 .00 462,07 2090.17 7322.91 8695.11 5281.98 .00 32725.000 462.29 .38 462.46 1741.61 6054.37 9128.12 6117.51 1998.00 32816.000 162.50 .00 163.87 281.22 2833.82 2705.60 1760,58 ,00 32816,000 462.52 .02 463.94 270.00 2901.95 2748.15 1649.89 270.00 32916.000 464.19 .00 464.41 440.56 2523.20 1501.19 3272.62 .00 32916.000 464.26 .07 464.59 356.00 3021.22 1706.21 2492.57 356.00 33016.000 461.1t .00 461.59 518.33 1871.42 1127.22 4301.37 .00 33016.000 464.52 .08 464.92 315.00 1966.42 1758.87 3574.72 315.00 33116.000 464.57 .00 464.76 528.58 2252.71 1524.17 3523.12 ,00 33116.000 464.87 .29 465.23 325.00 2495.92 2059.29 2744.78 325.00 33560,000 465.t5 .00 466.14 390.24 2777.46 2700.76 1821.78 .00 33560.000 466.16 .70 466.82 270.00 3036,58 2777,56 1485.86 270.00 .3040.00 3040.00 3050.00 3050.00 3050.00 3050.00 3040.00 3040.00 .00 1825.00 .00 1634.00 ,00 1000.00 .00 854.00 .00 1035.00 .00 1025.00 .00 1030.00 STCHL 34oo.oo 3400.00 3380.00 3380.00 3380,00 3380.00 3400.00 3400.00 2110.00 2110.00 1940.00 1940.00 1157.00 1157.00 1000.00 1000.00 1152.00 1152.00 1152.00 1152.00 1178,00 1178.00 STCHR 3525.00 3525.00 3552.00 3552.00 3552.00 3552.00 3525.00 3525.00 2325.00 2325.00 2150.00 2150.00 1183.00 1183.00 1035.00 1035.00 1183.00 1183.00 1190.00 1190,00 1210.00 1210.00 6180.00 4400.00 6260.o0 4440.00 6260.00 4440.00 6180.00 4400.00 .00 3316.00 .00 3632.00 .00 1270.00 .00 1210,00 .00 1350.00 .00 1350.00 .00 1300.00 C oPE pi( 10-06,88 13:17:10 PAO~ 19 34075.000 467.32 34075.000 467,96 ,o0 467,54 592,68 2o11,25 2o61,6o 2327.14 ,oo ,oo 1188,0o 1230,0o ,oo ,64 468,34 252,00 3749,42 2633,60 916,98 252,00 1028,00 1188,00 1230,00 1280,00 35170,000 468,23 35170,000 469,18 .00 468,45 472,69 ,00 956,57 6343,43 ,00 ,00 4495,00 4526,00 ,00 ,95 469.45 358,90 6231,36 1o68.63 ,oo 358,90 4167,10 4495,00 4526,00 4526,00 671o.0oo 470,$3 6710,00o 471,61 .00 470,75 782,64 755.26 998,83 5545.91 ,00 ,00 1250,0o 1286,00 ,0o ,97 471,73 560,00 1017,3o 1139,13 5143,56560,00 1100,00 1250,00 1286,00 1660,o0 8000.000 473.04 8000.000 473.71 ,00 473,25 690,78 461.96 954,38 5883,66 ,00 ,00 2817,00 2848,00 ,00 ,6? 473,96 509,00 737,90 1106,64 5455,46 509,00 2693,00 2817,00 2848,00 3202,00 C..o F)i~ pi(. i0-06-88 13:17:10 PAGE 20 FILL TO COBSTR. PARK. BL SUHHARY PRXHTOU7 TASLK 150 SECNO XLCE 32150.000 .00 32150.000 ,00 32200.000 50.00 32200.000 50,00 32230,000 50.00 32230.000 50,00 32250.000 50.00 32250.000 50.00 32305,000 55.00 32305.000 32725.000 420.00 32725,000 420,00 32816,000 32816.000 32916,000 100,00 32916,000 100.00 33016.000 IO0.O0 33016.000 100.00 33116.000 100.00 33116.000 I00.00 33580.000 444.00 33560,000 444,00 34075,000 515,00 34075.000 515.00 35170.000 475,00 35170.000 475.00 6710,000 1435,00 8710.000 1435.00 8000.000 1335,00 $000,000 1335,00 .00 .00 465.00 465.00 465.00 465.00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 ,00 .00 .00 .00 ,00 .00 .00 .00 .00 .00 .00 483.00 463.00 463.00 463.00 .00 437.00 21300,00 458,81 437.00 21300.00 459.81 437.00 21300.00 159.28 437.00 21300.00 160.04 437.00 21300.00 459.29 137.00 21300.00 460.05 437,00 21300.00 459,26 .00 437.00 21300.00 460,14 .00 437.?0 21300.00 458,58 .00 437.?0 21300.00 459.56 ,00 438,20 21300.00 461,91 .00 438.20 21300.00 462,29 ,00 452.20 7300,00 462.50 .00 452.20 7300.00 462,52 .00 452,20 7300,00 464,19 .00 152.20 7300.00 464,26 .00 451.90 7300,00 484.14 .00 451,90 7300.00 464,52 .00 452.50 ?300.00 .00 452.50 ?300.00 464,87 .00 454.10 7300.00 465.45 .00 454.10 7300.00 466.16 ,00 455.60 7300.00 467.32 .00 455,60 7300.00 48?.96 .00 457.10 7300.00 468,23 .O0 457.i0 ?300.00 469.18 .00 460.60 7300.00 470.63 .00 480,60 ?300.00 471.61 .00 483.90 7300,00 473,04 .00 463.90 7300.00 473.71 .00 .00 ,00 .00 .00 ,00 .00 .00 .00 .00 .00 .00 462.50 462.52 .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo .oo EG 10E*S VCE AREA .0XK 460.23 15.03 9.90 2798.25 5493,39 480.92 11.72 8.95 3428.43 6222.19 460.36 2.14 8.44 3025.89 14569.65 460.99 1.84 ?.97 3267.53 15894.28 460.37 2.13 8,43 3029.41 14585,65 461.00 1.84 7.9? 3271.04 15712.90 460.41 20.73 9.08 3107.28 4678.23 461.03 15.93 8.18 3768.28 5336.82 461.02 101.67 13.48 1823.70 2112.40 461,51 76,64 12.01 2020.88 2433.13 482.07 ?,69 4.20 7969,14 7681,08 462,46 7.6! 4,25 7754.90 7719,71 463.87 134.44 13.08 936.54 629.59 163.94 137.40 13.24 921.90 622.7? 184.41 '21.02 5.30 2022.77 1592.33 464.59 28.77 6.24 1696.91 1360.93 464.59 14.37 4.39 2419.89 1925.59 464.92 33.94 6.?9 1528,?0 1253.02 464.76 17.10 5.02 2274.38 1750.11 465.23 28.18 6.55 1625.02 1375.05 466.14 54.40 9.27 1355.0t 989.71 486.82 44.98 8.86 1299.07 1088.42 467.54 15.57 5.26 22?7.45 1850.19 468.34 20.32 6.28 1599.53 1619.43 468.45 25.57 5.06 1958.70 1443,55 469.45 23.46 4.89 1745,87 1507.31 470.75 15.78 3.9? 2896.52 1837.53 471.73 13.30 3.98 2733.01 2001.42 473,25 35.42 5.19 2100.92 1226,58 473.96 33.47 5.42 1942.32 1261.89 CoPR P~ 10-06-88 13:17:10 PAOB 21 FILL TO COHSTR. PARK. BL SUHHARY PRINTOUT TAB~B 150 321s0.000 21300,00 458.81 32150.000 21300.00 459.81 32200.000 21300.00 459.28 32200,000 21300.00 460.04 32230.000 21300.00 459.29 32230.000 21300.00 460.05 32250.000 21300.00 459.26 32250.000 21300.00 460.14 32305.000 21300,00 458.58 32305.000 21300.00 459.56 32725.000 21300.00 161.91 32725.000 21300.00 462.29 32816.000 7300.00 462.50 32816.000 7300.00 462.52 32916.000 7300.00 464.19 32916.000 7300.00 161,26 33016.000 7300.00 464.44 33016.000 7300.00 464.52 33115.000 7300.00 464,57 33116,000 7300.00 464.87 33550.000 7300.00 465.45 23550,000 7300.00 466.16 34075.000 7300.00 467.32 34075.000 7300.00 4&7.96 35170,000 7300.00 468.23 35170.000 7300.00 469.18 6710.000 7300.00 470.63 6710.000 7300.00 471.61 8000.000 7300.00 473.04 8000.000 7300.00 473.71 DIFISP DIP#SX DIFKIS TOP,ID .00 .00 .00 776.91 .OO 1.00 ,00 1.00 884.54 .00 .00 .47 .00 317.54 50.00 · 76 .23 .76 322.49 50.00 .00 .01 .00 317.61 50.00 .75 .o1 .75 322.52 50.00 .00 -.o3 .00 847.24 50.00 .88 .09 .88 957.58 50.00 .00 -.68 .00 307.66 .98 -,58 .98 318.35 55.00 ,00 3.33 .00 2090.17 420.00 .38 2.73 .38 1744.61 420,00 · 00 .59 .00 281.22 91.00 .02 .23 ,02 270.00 91,00 .00 1.69 .00 440.56 100.00 .07 1.74 .07 356.00 100,00 .00 .26 .00 518.33 100.00 .08 .27 .08 315.00 100.00 .00 .13 .00 528,58 100.00 .29 .34 .29 325.00 100.00 .00 .88 .00 390.24 444.00 .70 1.29 .70 270.00 444.00 .00 1.87 .00 592.68515.00 · 64 1.80 .54 252.00515.00 .00 .91 .00 472.69 475.00 .95 1.22 .95 358.90 475.00 .00 2.41 .00 782.64 1435.00 .97 2.43 .97 560.00 1435.00 .00 2.41 .00 690.78 1335.00 .67 2.10 .67 509.00 1335.00 CoPRPK 10-06-H 13:17:10 PAGE 22 $0~H¥ OF ERRORS AND SHCIAL NOTES CAUTION SECHO= 32816.000 PROFILE= I CAUTION SECNO' 32816.000.-PROFILN= 1 CAUTION SBCNO= 32816.000 PROFILE: 1 CAUTION SECHO= 32016,000 PROFILR' 2 CAUTION SECNO: 32816.000 PROFILE= 2 CAUTIOR SECNO, 32816.000 PROFILE, 2 CRITICAL DEPTH ASSURED PROBABLK NININUN SPECIFIC ENERGY CRITICAL DEPTH ASSUKED 20 TRIALS ATTNNPTED TO BALANCE WSEL LoP R PIC 10-06-88 13:17:10 PAOE 23 FLOODWAY DATA, FILL TO COWSTR. PARR. BL PROFI~E HO. 2 STATION ....... FLOODWAY ....... WATKR SURFACE E~EVATION WIDTH SHGTIOI HEAl WITH WITHOUT DIFFRRENC! AREA VELOCITY FBOODWAY FLOODWAY 32150.000 1360. 3428. 6.2 459.8 458.8 1.0 32200.000 1008. 3268. 6.5 460.1 459.3 .8 32230.000 I008. 3271. 6.5 460.1 459.3 .8 32250.000 1360. 3768. 5.7 460.2 459.3 .9 32305.000 1155. 2021. 10.5 459.6 458.5 1.0 32?25.000 1998. ??55. 2.? 462.3 461.9 .4 32816.000 2?0. 922. ?.9 462.5 462.5 .0 32916.000 356. 1697. 4.3 464,3 464.2 33016,000 315. 1529, 4,8 464,5 464,4 33116.000 325. 1625. 4.5 464.9 464.6 .3 33560.000 270. 1290. 5.6 466.2 465.5 .? 34075.000 252. 1600. 4.6 46?.9 46?.3 .6 35170.000 359, 1746. 4.2 469.2 468.2 1.0 6720.000 560. 2733. 2.7 471.6 470.6 1.0 8000.000 509. 1942. 3.8 473.7 473.0 COPl~Pl¢ 10-06-88 13:2I:34 PAGE I EEC2 RKLEASE DATID NOV 76 UPDATED HAY 1984 ERROR COlt - 01,02,02,04,0S,06 HOOIFICATIO! - 50,51,52,53,54,55,56 IBN-PC-XT VERSION AUGUST 1985 THIS RUl EXECUTED 10-06-11