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HFLP-PN091007INDEX GRALWNG and ORAIN,AG,- IM`f'NCaVE -A4 N7 To Sarvc a l3.1 Acrc Tract orLand at d7c 5. W C. of5eltline goad and ,L,ecl6etterEd City or Carrolton, Dallas County, Texas / 2 3 9- 6 7 D.-5CW TION Cover 5bcct Grading fl an Drainagc Ar-ce Map Draina Farr, f roplc Frosion Control flan Lrrosion Control Dctails Drainagc Details 69F-RA NOTE5: ALL C085TRXT10N 5HALL BE DONE INACCOROAXE NTH CURRENT CITY5TANDARD PETAIL5 2 THE CONTRACTOR 5HALL 6ONTACTALL UTILITY 00MPANIE5 PRIOR TO CON57RZTION THE CONTRACTOR, 14 T HEIR 50LE EXPEN5E, 511ALL REPLACE ANY DAMAGE To EXI506 UTILITIE5. 016 TE55 / XO394-f" 3 TI ECOWWTOR SHALL NOTIFY THECITYPlBLI6 AWK5 /N5PE60RA MIN. OF 72 H R5 PRM TO f RNIN15 609TRZTIOII l THE CONTRACTOR 594LL BE R56VIRM TO 5/BM/TALL RBI'//�?ED XW3, CERTIFICt`JE5 OF IN57RANCE , PAY ALL INSPECTIONFEE5 PRIOR To BEGINNING CUN5W TION. ME 6ONTRA6TOR 5HALL PREPARE AND 6 ' WT A TRAFFIC CONTROL PLAN TO THE PROHT In5 I AMR TO CA 16111(5 AV 0557PZTION OF TRAFFIC ONA&5TREET A 5MET CUT RERVIT 155`ED BY THE ` 6 IM5 DEPARTMENT, HILL BEREMINY9BEFO?E OPEN CUTTIN6 0? BORING 6. THL ( CTOR 5HALL BE 95PON51BLE FOR GONFORMANGENTH NPOE5 AND GLEANM IER AGT R.EMIM rI05. 7 THE CONTRACTOR 5HALL HAVE DETAILED 7RE8CH 5AFETYPLAN5 PREPARED BYA LICEN5E9 PROFL5510NAt ENGINEER FOR ALL TRENCH EXCAVATION ANO 5AID PLAN5 SHALL INCLUDE DETAILED 5E05 r,)R A056VA7E 5AFETY 5Y5045 7, MEET 05HA 57ANOAR05 THESE PLAN5 AND 5PE65 SHALL INCLUDE A 5cPARATE PAY ITEM FOR SAFETY 5 MEM5 AND 5MLL BE 5EALM 516NEO AND DATED BYA EX45 LICENSED PROFE510NAL ENGINEER AND 9WIT70WITH ANY REWIRED 3-M r COMCT5 PRIOR TO BEGINNING 6067RXTION. B TtIEGONTRAGTOR 5HALL ff 05HA APPROVED CONFINED 5PACEEN7RYPR06TXIf E5 M& ENTERING 5ANITARY 5Ehf - R MANNOLE5 THE 5AFETY EC�'!/PMENT 5HALL BE R,015HED BY 771E G0N7RAGTOR AND 5q ALL BE 05HA CERTIFIED PER INS I ?RKING IN THEY ARE A5 5HALL BE 7PAAED IN THE PROPER USE OF HIE 5AFET /EMlff ENT. ,�eve�o�cr: ream �or�strc,rctiorj, ;�_�'_ N o w e 115 t �i��awa�f, �uite t o0 �rapevrnc, (,S 1,7) P rePared ,By: co 'A5L50CIA I L,-5, L C LAND PLANNING I CIVIL ENGINEERING I LAND5GAPE A RCHI ff 7 Y,9f 005 G West Park RoN Drive, ArlIngton, Texas 76013 Phone: (0/7) 274 - 3955 Fax: (0/1) 795 -1051 Email: 6ALL60TTER93360LOBAL.NET Ft BB01MARK5 V CW OF CARROLL TON BENCHMARK. RAILROAD 5PIKE /N POHER POLE #2194-4 0 6614, ON ME 50TH 510E OF 7RINMI MILL5 ROW, APPROX. 20'HE5T OF THE CENTERLINE OF HUOW GATE LAN, IN FRONT OF #2550 TRINITY MILL5 ROAD. E- EVATION.=55557 2) CITY OF CARROLL TON BENCHMARK- COG 6 2" BRA55 915K 5TA1VPED 'WC-6" SET IN CONCRETE ON TOP OF CURB INLET LOCATED 5OUTH OF THE WEER5ECTi'ON OF 7RINITYMILL5 ROW AND MIMAYROAD, 5TATION 15 520'5OUTHOF TRINITYMILL5 ROAD, 42 HE5T OF THE CENTER.INEOFMIPWROAP AND 70'NORT110FA CONCRDEDRIVE ON THE WE5 CURB LINO. B- EVATION. 664 71 3) 511E BENCHMARK • 5 0YARE CUT 5ET ON TOP OF CURB INLET ON NORTH 5129E of TRINITY MU5 ROAD, 2M HE5T OF CENTERLINE OF HILL OH OATELANE. ELEV14TI0iV= 5520q GLEN A. D1XC3N 93675 r i ,j ee 1 0r7 645 COVER — — --------- — ---------- — — --------- ------------ y ... . E BEL TLINEROAD 44 :F: :21 k.c) VlN 6O N 7 ROZ • 1 '' .\ ' -., � .� � t � � -9. V' P.�755 T 434 ......... ... . . ... ........... ............ .......... ........... ......... .. ..................... .......... .............. i RD t ...................... ...................... ...... .... op- ............. ...... .. 433 .......... ... ... ........... ........................................ .............. ............. 438 ... .. 431 It . ..... .... .. ....... ...... --mmom 430 0 ...................... 472.62 A6RE5 TRILANOINORTH57FO JOINT VENTURE o VOLUME e2fle, PA 212 PO x- x x __ F x x ..... ....... . .. . N 01 IC /* ...................... x ............ ............. ....... ... ........... 430 ...... ........... 437 431 7y ........................ . ........ II��I{ ....... .......... Iti 1 14 • . (61 ............... % .7= ........... .............. ......... —. T ry RiBLI I T OF , � V. 7113 9,. P'll"o. V642jq OPRELL) P4004, D.R.0, T 1 442. 43. r ......... rTl ........ ........ ................... rTl LOT 1, BL ZICK I ASSURED SEL F ADD, TORAGE FL =4 A. FL WA Y -Z' Z T ..... ............. .. .... * 7 **�' . ' .... - ..' '­­* - - 1 ........... ........... .... .......... HA TER J . . 4:17.% r ............... .... C ........... C T A 433 RiAL InI 34 436 5 . 43 200 4 880MARM. 4 . 3 . 43 4 9 3 . 440 x AL: r" 44 ...... f) RM598 =SQUARE CUTON TOP OFICURBIN THEEND OFMACARTHUR SCALE. TW =440,47 = PROPOSED TOP OF WALL ELEVATION 444 BL VD,, 39 FEEITSOUTIf OF THE AM THERY CENTERt INE INTERSECTION OF 100' BW=440,94 =PROPOSED MACARTHUM W AW VALtEYRANCHPARKWA Y, ACCROSSFROM THEBANK TC=601.31 = PROPOSED TOP OF CURB ELEVATION 100 TP=601,40 =PROPOSED TOP OF PA VEMENTI IN ELEVA TION BLDG. ELEVATION 434.80 MA TCH EXIS TING A MH EXIS TING EL E VA TION — DO WEL IN TO P AVEMENTIWALK 2) SQUARECUTIGN TOP OFINLETIN THESOUTH CURB LINE OFM TLINE 0. 5Yo 0,5 % SL OPE A WA Y SLOPEFLOWDIRECTIONARROW ROADAPPROX 1385FEETWESTAND9FEETNORTHOFTHEINTERSECTION INE WITH THE WESTROWLINE OF OFTHESOUTHROWLINEOFBELTL PROPOSED CONTOUR (EMBANKMENT /FILL) 94 PROPOSED CON TOUR (EXCA VA TION / CU T) LEDBMER. ELEVATION 444,83 0 ...... 436 ........... EXISTING CONTOUR 0 A N :X: U- Z� l ky " 9.97 Q) LLJ < cl) � � cf) LC L . IA �-o �z T— Q 5) :3_ Z ti z ki) dli - X - x - ^_."'...a„ o -...,� °»." .. � 'l• --.-• .'� / ✓'� • : \ \ \ I \ i�'' \ ` \�`•_'`•� `.�«"� - w• °^^' r,r•- '""'_,•.''" X, � f" fr•-•�`, \.,,{ � �.�i\\\ NJ I f t f r� r� /Ml l /U✓' `� f' p , '+� ' \ _ / f `� \ �'° / V a"'°°`^- •-_..« J:, \ �. �..<. ,Isr ...�i ^""�",• ��j ._... ....~- ....- ».- ..,�'`• •"F' f VOL/ 1 i-- , l i i v '`�``_.,.,�, ``-. 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'�4 ♦ .....r' l w" / ..�: `tip, �'\; `-•.,,,,,,� \ ., � ,,. -.-' -- f •`•�.....,. jf (/_ �; # EMI. . . , E � �" .. � � �.�i^• "`.«.•'r `,. _ ..l � .... '''. �f � \ ,� �' �'+._..•'' \.,t ` 'may ".: '~`�•.\".. ^.:f ! `'� e , i w ! '•^-' # t # ACRD. : \� J ..r' ' "�,.s� 1 > \.y �.+; '\ . ,/ ,�: `"'^ -,:..� �``a.. ��° ..--- `"-'" �iFUtvb!Maert�r� �r �{r� ` 'v \ ` ; ` � w.__._........_ -•• -- °"•.. � � .._.. --" ` �i � _ , . , r r `� mo S \\�+�. �`" -:�'� -ten,", ,' '` "`:., '`w �_. •`�,.,.;.,. ti x2118 PA6E.zr2 " ♦ ...� `.h .,.. ! t/ � �-• .•- _...• -• ��. '� ° '�,3 '� ."` j l t Al �a 1 =178,ar k► e, \\ } , l { f r , \ _ r ` ♦� ti __.'"M''' �. , ti ` `. k, `wa... \ -. :: �...r"' j 1 '4,.,. . i J .;-• i t.,d =rd339r1r' 3i�t { ? "" [ .� \� .r-""• 'v...... ,,...,- -•^-`. ._`^ 1 ': \', \'4'' ti"`.• - _...�`�- .._:....f ,.. r --^" ? ♦d„ �I. is y r "t `� -�,. w. ,:.c �, \ \+\ �"`'•.`"`-- `'`� -r' '-"„•� •"�'' , ..� � !! .:. /J8 9'a7U3w r. :; - • _.�• -/ � f 1, \ p ♦ \ 'f \ r • -, I i \� . � _- ., �..�• Nc49'1037W'+ \ j �"ti, `� � : �',,,, ( � � �`"'•,,,� '-~-`�.•�.,� �'"`��'`� -�.' ,��_.�•= ���,_. --- �----- �..... "`"'_•.,.�, '::a.�`'.�:�.. ��--.. , ` ~• O �`' -•.. ' LAS L \� c 00, S ----- •------ ,moo ....._.,_..,�� -_-�. __.._- ..�..• -^ -- � - . . . . � ,, , \.� ♦ � :• \ �"-- � '�`'i � �'�oa r Al - . t L ,•r - .«.�_ / °•.... � __;�. --- ,,,.�,�;,, •,\ � " mot ! ......� CONCENTRA �scs rRSS M�rxoD� - DEVELOPMENT S TOF�IyCWATER DISCHARGES TIME OF co DE ♦ �: �! �' �.� f- \ �� FOR OS -1 \� � �I w "•..�.�- �\ � � ♦ •,..� Area Acres C tc \ \_ Iio 125 I1oo Q10 Q2 Q _ '\ ♦ f �� `' Scat' FLOW ( mi n ) f \ � . , 1 } ? LENGTH 300 FT. MAX 300 DISCHARGE FROM PROJECT . - -- _• w .� r \� \ �\ ♦ ( + \ ♦} 2 YR 24 HR PRECIP 3.95 1 N. FROM { 2 0.30 10 8.01 9.33 11.57 35.37 41 .17 51.1 \ ,/�, r , = ,� _ SL OPE 0.005 FT /FT TP40 A 14.7 f r' �t ] ` �S�► (' .a - _ 0 8 01 9.33 11`.5? 1.47 1 71 2 1 -w-- _-� i � ,f \.� °` l XN� � ,.. ` /./ SHEm3N�NTTTxO~� A 2 0.61 0.3 1 1 -PAVED 2 =UNPAVED 2 _. TOTAL 1 5.32 36.8 42.9 53:2 / 900 FT LENGTH _ OFF- SITE DISCHARGE SLOPE 0.005 FT /FT __.__.¢ .,._... OS-1 82.40 0.30 3.92 4.57 5.68` 96.81 113.00 140.3 - ti VELOCITY 1.14 0 14 6.2 OS -2 20.26 10.75, _ 15.0 6.67 7.7 9 .62 101,30 118.0 CHANNEL FLOW t ` ,TOTAL 82.40 ± 96.8 11 3 , 0 140.3 00 FT MANNINGS TOPWIDTH t N _ DISCH ARGES BOTTOM zoo F POST DEVELOPMENT STOFtI!�lWATER _ DEPTH 1 FT Area Acres C t Ixo =a5 T� oo Qio Qzs Qioo /) f <; / �� - j 1, XSECT AREA 150 S Q FT 0.055 min) � � °`, 1 `• -•.�,' �, � �,....,, v \ •`) �i WETTED PERIMETER 101.02 FT ''DISCHARGE FROM PROJECT SLOPE 0.005 FT /FT 109.78 A -1 14.71 0.8 10 8.01 `9.33 11.57 94.31 136.2 /•\1 ---- -°i''� �. w ti \ �.''`` `\\ ` f} I VELOCITY 2.49 FTISEG s • t �'-i A -2 Q. 61 10. 80 1 10 18.0119.33111.57 3.91 4.55 5.6 LENGTH 2316 FT t\ f Tc Hrs Tc min TOTAL 15.32 x j 98.2 114.3 141.8 OFF- SITE DISCHARGE _.. -...f LEGEND �- EX15 TI NC CONTOUR ~ ■ ORAIN/�CE AREA OEL INIA TION D � ORAINA6E AREA OE516NATION x O �1 YR RAINA6E FL ARRO - --• ` - FEMA 100 FL000PLAIN FEM 100 YEAR _F1,C�C?IJ,P.L.,�1N C \� ZONE A - THE ENTIRE PROJE T AREA 15 IN THE 3F'E61AL FL000 HAZARO AREA PER OALLAS COUNTY FIRM FL000 IN5URACE RATE MAP PANEL 155 OF 725 MAP NO. 40113C0155J R V15EO AUGUST � 23 2001. / it � ,%(� f( t� �` ��`�;� _ ._TM_ � ` ''•~...- _•._ -_ 1 ^� Ij ,! 1 00 t j! 1 f t I t 11 �\ ± �. `Fl "mot `w../ �..._._ "�". ;.•,. n \ � ..I'•� `�� - f.l,., .►� : i` to • �✓� jam' /A :�T NOR q v \ 400 SCALE 200'1 W u SHEET FLOW 15 Min Max 0.256 15.4 40 0.30 38.3 3.92 4.57 5, 68 96.81 113.00 140.3 \ i �_/ 41 3`'t ALLOW FLOW 2 f 0.'13 7, 5 O S -1 8 2 . �` ` �``\ � � \ r' H r �? t t ....... -.�' y i w. / '•a.F :� \ i w'". ',' �•,. s Min p .. 1�" \ r 4, . r '-- .,. "•�; •-'r � ♦ r\ i E4 }t �i�� i I1 i 4 �t. } a' � � t t� i �. t "a. ' CHANNEL FLOW 3 fps. Min 0.26 15.5 . OS-2 2 0, 2 6 0.75 15.0 6.6 7 7. 7 7 9. 6 2 101 , 3 0 118 , 0 0 146.2 S Total 0.64 TOTAL 82 .40' 96.8 113.0 140.3 r : N{ -\� CJ 6 ON TRA C TOR TO REMOVE EX6E55 5E1, - WMENT N CONTRA6 TOR TO 015FLAK 5HFFF FROM BEL T L INE RO B r MA NUAL 3NEEPIN6 L 06A TION 51 TE NO T16EI V151BLE ANA 5HOVEL HORK A5 NECE55AR -------- FROM5TREET LOCA TION MAY VAR - ------------ - - ------- — ---------- — — -------- CONTRA C TOR TO -------------------- I ------------ E BEL TLINEROAD E Ap IN5TALLIMAINTAIN IN LT . ............ r 44 'M A . .... PR TE6 IN 64� . , . \.. TION THESE INLET5. 3 V ........... .. . ............. ....................... �v ......... � . ................ 4 .. ,.:: : : -, .. - -. ..-, . . . . . ! . : : ...­ - .. � - ... ........... -L [ICK I T 38 . ...... C 442,50 =�P---� f0l, % S TLIRA GE ADD, 6 .. T CONTRA UR .... T(9­­­... i I IN5TALLIMAINTAIN An - TRA5H BARREL H/ TH OVER FOR 6ON5T ......... .. NN'v FL 441,71 - 5 OF APPROX LIMIT E Tfl ,� ORKER LUN6 -q, EARTHHORK TR, A 5. H, L?15F05A OF AC,TIVITIE5. ALL L ARE A5 OUT510E 0 CA TION MAY VA % CON TRA 6 TOR TO AIN THESE LIMITS ARE IN5TALLIMAINT CION-5 TIRLJC TION IN5�� Z?9 NOT TO BE lz ,E551E6RE55 ROINT Al 0157WBE0. $ N\ % ONE) 0 VER A V 50 5(20 5(b 6RA VEL (Y 01A. 5 T CEO TEXTILE FIL TER FABRIC, L OG/ TON MA)" F FL OODWA Y - - -------- 5D :� Q % Y/ 435. s INS FL : OD V - )NIC V. I EA 5fHEN r- ......... NN I 49.11 A3 Y -R a Mm 4 3 - Jv. V b. z2o ...... 4 % &3 432: 431- n .......... Mr IN NI/ v 43 6 ON TRA 6 TOR TO REVEOETA TE ALL N q/ "Nl/ 015TURBEL) AREAS IMMEPIA TEL UPON N 67 A COMPLETION OF 6RA0 DI STRICT LIL.JIV I ["Lil- N, � � . � � fir'•••• ...,. -.,. :��I , � �. 41262 ACRES It UME -9 PA GE 101 ♦ 10 4105, EO JO//VT VEN7ZIRE TR1LANL?11V0RTH5T "CT At A VOLUME e211e, PAGE 212 *Aviv* X ■ n 1l X x % BENCHMARKS., 4w At# RMSPSQUAff CUTMUff CWNWENDff MACARTHUR BL VD, 39 FEETSOUTH OF THE NORTHERN CENTERUNEINTERSECTION OF of \Nv 4/ At# MACARTHURBLVD, AND VAILEYROMPARKWAY, ACCROSSFROM THEBANK BLDG, REVAT10043480 2) SQUARECUTON TOP OFNETIN THESOUTHORBLINEOFEL TLINE 4 1 _ 0 OUT 5 — -- — — — — — — — — — — — — — — — — — — — — — — -- ROADAPPROX f385FEETWESTANDgFEETNORTHOFTHEINTERSECTION Ar X\ N, OF THE SOUTHROWLINE WEI TLINE W177Y THE WESTROWLINE OF APPROX L IMI T5 OF TIE5. LEDBETER, REVATION44463 •EARTHHORk -ALL 6 ON TRA TOR TO EA R THHORK A 6 T1 V1 TIE5. /AL �E OUT Al A5 5 IRF OF THE5t L /M(t5 AREA5 OUT510E OF THESE LIMITS NO TO BED15TURBE IN5 Al TALLIMAINTAIN 41boo ARE NOT TO BE 015TURBEO m L.F OF AATTLE5T"rLE X. N, 5EVIMENT BARRIER. % ..... . .... % .......... CON TRA C TOR TO INSTALL/MAINTAIN /050 L. OF SIL FENCE 5EI,21MENT BARRIER. Ll% X X QUALIFIED , OPERATOR PER50NNEL MUS INSPEC THE 5/ TE A LEAS ONCE AVER 5E1/EN DA AND WITHIN 24 HOURS OF A Y2-INGH OR GREATER RAINFALL EVENT THE IN5FEC TOR SHALL 0060MENT THE RE5UL T5. ...... 430 3.7 ALL HORKMAN5HIF 5HALL FROCEE0 IN AN OROERL \r ANP HORKMAN .......... ................ 431 I ...... ..... 43E ........ . 446 ... . . ..... LIKE FA5HION IN THE EVENT OF IMMANENT RAINFALL ALL OUE NOX7 200 : L)IL 167 ENCE TO 5TABILIZE EX6E55 5E01MENT 5HALL BE TAKEN. AFTER LE ENO SEDIMEN A AINEALL EVENT 5 TABIL IZA TION OF EX 15TINS KEY SCALE 555,5 FR0F05E0'5F0T EL F/ TION E CH R 1 100' 7W=440.47 PROPOSED TOP OF WA L L EL E VA TION BW=440.94 =PROPOSED BASE OF WALL ELEVATION TC=601.31 PROPOSED TOP OF CURB ELEVA TION ORA INA 6E FL ON 0 11REC TION 01_56HAR6E SHALL BE 6OMFLETEL) PRIOR TO 60MMEN61N55A N)" FURTHER 100 TP=601.40 = PROPOSED TOP OF PA VEMEN TI WA L K EL EVA TION EX15T. CONTOUR AG TI VA TE5 A 5 01RE6 TEO IN THE 5 TORM HA TER ME R BIN5 MA TCH EXIS TING = MA TCHEXISTING ELEVATION- DOWEL INTO PAVE NTIW ALK EARTH 015TU 0,5%SLOPEAWAY ■ a a 0 m n a m m ■ ■ m ■ m , HA TTLE 5 7YLE 5E91 MENT BARRIER SLOPE FLOWDIRECTIONARROW POLLUTION FREVE 0.5% NTION PLAN QL _ T 5ARXIL /,� 201 PROPOSED CONTOUR (EMBANKMENT /FILL) 51L T FENCE 5 1 444 0 ...... EXISTING CONTOUR P. V, 7113 DRA - .1p 4 9 r 7r r . � U � o °0 z � K �n ?u u J� z �� �kV ' ` Q —q RL ts: -),4 r- v I-Z f A z 0) W ; V_ �� �kV ' ` Q —q RL ts: -),4 r- v I-Z LL th M Q � Q LL th M 5TORM HATER POLLUTION FREVENTION PLAN I ALL OPERATORS M910R CONTRACTORS SILL CONFORM TO TIE nR"5 AW CONDITIONS OF PE NATIONAL POaUflON D1- 15CW6E ELIMINATION 5Y5TEM5 OMr:5) 6EW9?AL PERMIT A5 FRX /5hEV IN THE fiEVERAL RE6157ER VOL. 57, NO. 175, SEER 9, 1992, BY 77E: ENVIRONMENTAL PROTECTION MT_ Cr O'A1 2 77fE NOTICE OF INTENT (NO!), A5 RE-Ci'IJREb BY THE 6,E� PERmm,, MmT BE FRoFt:RLY DI-ca AYE? ON 517E AT ALL Tlt'E5 BY EACH OPERATOR 3. ALL RElEA5E5 OF REPORTABLE OUANTITIE5 OF HAZARPO 5 SUBSTANCES 5h6ALL BE REPORTED //- 7 a)rl TO ME FACILITY OPERATOR AND EPA. 4. WALIFIE2 OFER OR FER50ffia FIST /N,9f:ECT 7fE: 517E AT LEA5T ONCE EVERY 5E� DAY5 AM7 WITHIN 24 I1a 5 OF A ; -IA,CH OR GREATER RAINFALL EVENT. TIME IN5Fr- -GTOR -; A IarX.UMEMr TttE RE5ULT5. 3 MODIFICATIONS TO TIE: 5TCRM HATER POLLUTION PREVENTION PLAN 5gALL BE IMPLANTED AND BE IN PLACE WITHIN A 5EVEN CALENDAR DAY F;cRW. 6. IF ANY CONTRACTOR 5EF5 A VIOLATION BY AN OFERATC'R OR AA(OrIE R CON7RAGTOP, fE= 9iALL NOTIFY 77- 01-ERATOR AM7 CONTRACTOR IN VIOLATION A5 {BLL A5 THE FACILITY OPERA TOR 7 ER05I0N CONTROL 5HALL BE INSTALLm FRIOR TO ANY 6RADIM+r4. a AGCtIMULATE9 51L D5 - -MIT5 %ALL BE RE7 VV59 FROM 51L FENCES ANN HAY BALE OIKE5 MEW 51L DEPTH REAGIE5 51X IttiCHE5. REMOVAL OF 51L L EP05175 BY 77-E CONTRACTOR 5HALL BE INCIDENTAL TO TfE: PERFORMANCE OF THE CONTRACTOR AND A 5EPARA7E BID ITEM 5HALL BE INCLUDED. 9. TfE+ CONTRACTOR SHALL ADD OR VaETE EROSION PROTECTION AT 77-E REGXI.L=5T AND DIRECTION OF THE GYRATOR OR THE CITY• l0. AFTER IN57ALLATION CY• PAVETENT FINAL LOT BENMW AND 66ERAL CLEAN , THE PAVING COMPACTOR 5HALL E57ABL15H 6RA55 6RaW COVER IN ALL 57REE1 PARKNAr5, L075, AND ALL OTI-E R 0157MRRV AREAS. MATERIAL-5 5HALL BE A5 5FEGIF/ED IN I7EM 215 AND 5EE91NB 5hALL BE IN AGGORUAXE W17H ITEM 3.10 OF 77- E MiCTC06 57AWAR9 5PE61FIGATIONS. A IT 5HALL BE 77ECON7RACTOR5 RE5P0H51B1U7Y TO CONTROL AND LIMI751LT AND 5Mt LEAV/N6 TIE 517E SPECIFICALLY, 77- CONTACTOR 9MLL PROTECT ALL FR IG 57REET ALLEY5, 5TR A115, AX9 5TORM DRA/NA6E 5Y5045 FROM ER05I0NPEP051T5. 12 IT 5HALL BE THE CONTRAGTOR5 RE5PON51BI1_ITY TO PROWDE A DUff-'5TER (OR EWAL) TO COLLECT 50UP HA57E MATERIALS DIMN6 CONSTF CTION. - / l3. IT I5 ANTICIPATED THAT THE FOLLOWIN6IJON STORM WA7EIZ D /SGfIA�'r<aE5 WILL BE A5.5CCJAlEU W17N Tff S PROX - CT. 7W D 15GNAR5E5 ARE AUTHORIZ59 77hW05H THE CoN5TRZTION GENERAL PERMIT: A. FIRE HYDRANT FLU5HIN65 B. WATER U5ED TO WA5H VEHICLE5 AND TO CONTROL DU5T G. PORTABLE WATER 50 RCE51WLUDING WATT IIJE FLUSHINC75 P. IRRI6ATION DRA JNABE E E PAVE71E­NrWA5V0kN I : VA(50 7AM/NAT52 6Ralw WATER 6. COWRLCTION!^HATER 14. CON5MCTION WA57E D15P05AL CONTAIIE:R5 5HALL BE FROVIPEP ON TIE 517E FOR 06FMAL OF ALL NON44AAZZARDai5 CON57RCTION WA57E MATERIALS. 7TH• CON7AI&9P5 5HALL BE HAULED TO LAAVFILL BY 77 E CONTRACTOR I5. ALL HAZARCOU5 MATERIALS 5HALL. BE HANDLED AMMO D/5POSED OF BY TIE CONTRACTOR /N ACCOROAXPH1TN PE9ERAL, 5TA7.E AND LOCAL RE6MA71ON5. 16. PROPER ER05ION CONTROL MEASURES 91ALL BE TAKEN BY RE CONTRACTOR FOR ANY AN9 ALL C' - 517E UTILITY CON5TRC710N IN AGGORDANGEWITI FE ERAL, 57A 7F, AND L06AL RE6ULATION5. M57E MANACMENT PLAN I. Release of hazardous 5ub6tance5 or oll In the Storm water d15charge from a Tom ruction faclllty Is subject to reporting requirements If they exceed quantltle5 e5tabll5hed In 40 CFR //0, 40 CFR ll7 and CFR 302. The Developer and each Contractor Shall refer to the Re/56ued NPDE5 General Permits for Storm Water 2/5charge5 from COnstructlon Activities, Part III B, page 36500, for specific requirements. 2. All Contractors and Home Builders most retaln floatable and wind blown mateda)5 on site MAINTENANCE )REQUIREMENT5 CON5TRUCTION INCRE551EGRE55 POINT -- IN5PE6TION5 5HOULD BE MADE ON A REGULAR BA515 AND AFTER LARGE 5TORM EVENT5 IN ORDER TO A56ERTAIN WHETHER OR NOT 5E0IMENT AND POLLUTION ARE BEING EFFECTIVELY DETAINED ON 51 WHEN 5E0IMENT HA5 5U85TANTIALL f " CL066Eo THE VOID AREA BETWEEN THE RoCK5, THE A66REOATE MAT MUST BE WA5HED DOWN OR REPLACED PERIODIC RE- GRADING AND TOP DRE55IN6 WITH ADDITIONAL GRAVEL MUST BE DONE TO KEEP THE EFFICIENCY OF THE IN55RE551E6RE55 POINT FROM 0IMINI5HIN6. ANY 5E0IMENT 0156HAR5E0 OR TRACKED ONTO BOWEN ROAD OR OLIAL I GREEK DRIVE 5HALL BE REMOVED DAILY. GLEANING PAVEMENT B1' WA5HIN6 5EDIMENT OR OTHER POLLUTANT5 DOWN THE BAR DITCH, GUTTER LINE AND / OR THE 5TORM DRAIN 5Y57EM 15 PROHIBITED AND 5U9JE6T TO CITATION. 51L FENCING -- I16PECTION5 5HOULD BE MADE ON A WEEKLY BA515, E5PE6IALL Y AFTER LARGE (GREATER THAN 0.5 IN6HE5) 5TORM EVENTS. IF THE FABRIC BE60ME5 CLOGGED, IT 5HOULO BE GLEANED OR IF NEGE55ARY, REPLACED. 5E0IMENT 5HOU10 BE REMOVED WHEN IT REACHE5 APPROXIMATELY ONE -HALF THE HE16HT OF THE FENCE: ROCK BERM -- IN5PEC TION5 SHOULD BE MADE ON A WEEKLY BA515 OR AFTER EACH 5TORM EVENT IF THE R06K5 BECOME CLO56E9, THE BERM SHOULD BE GLEANED OR IF NECE55ARY, REPLACED. 5E0IMENT SHOULD BE REMOVED WHEN I T REAGHE5 APPROXIMATELY ONE THIRD THE HEIGHT OF THE BERM. WA5H BA51N FOR CONCRETE TRUCK WA5HOUT -- IN5PECTION5 5HOULO BE MADE ON A REGULAR BA515 AND AFTER LARGE 5TORM EVENT5 IN ORDER TO A56ERTAIN WHETHER OR NOT THE CONCRETE 5POIL5 ARE BEING EFFECTIVELY DETAINED IN TH15 AREA. UPON COMPLETION OF THE CONSTRUCTION ACTIVITY, THE GENERAL CONTRACTOR 5HALL REMOVE THE CONCRETE 5POIL5 FROM THE 51 TE AND PROPERL K 015PO5E OF THEM. CURB INLET PROTECTION -- IN5PEGTION5 5HOUL0 BE MADE ON A WEEKLY BA515, ESPECIALLY AFTER LARGE OREA TER THAN 0.5 IN6HE5) STORM EVENT5. IF THE FABRIC BECOMES CLO66ED, IT 5HOULO BE GLEANED OR IF NEGE55ARY, REPLACED 5E0IMENT SHOULD BE REMOVED WHEN IT REA6HE5 APPROXIMATELY ONE -HALF THE HE16HT OF THE CURB. MAINTAIN CURB INLET PROTECTION UNTIL ALL 915TURBED AREA DRAINING TO THE INLET HA5 BEEN STABILIZED BY 5TRUCTURE5, PAVEMENT OR VEGETATION. DRAINAGE AT INLET5 MU5T BE MONITORED DURING WET WEATHER TO IN5URE TNAT FLOODING DOE5 NOT BECOME A PROBLEM. REVEGETATE $ 5TABILIZB D1577JRBE12 AREA5 -- THE REVEGETATION AND 5TABILIZATION METHOD5 TO BE U5ED FOR TH15 PROJECT 5HALL BE 5EE,9E,9 CURLEX BLANKET AND /OR R KE/FE5GUE MIX OR BYFFALOORA55 "HYDROMULGH 5EEDIN6" AND 5HALL BE IN GENERAL ACCORDANCE WITH ITEM 164 OF THE TXDOT 5TANDARD 5PEGIFI6ATION5 FOR CONSTRUCTION OF 8I6HWAY5, 5TREET5 AND BRlD6E5 A5 ADOPTED MARCH I, Ig93 AND INCLUDING ALL UPDATES. BROAOCA57 5EEOIN6 WILL NOT BE ALLOWED ON 5LOPE5 GREATER THAN 3 TO I. ALL 5URFA6E AREA5 015TURBE9 BY CON57RU6 TION ACTIVITY WITHIN OR AOJAGENT TO TH15 PROPERTY MU5T BE PERMANENTLY 5TABILIZE9 . TH15 IN6LUDE5 SABLES, 5LOPE5, AND DRAINAGE OUTFALL5 THAT ARE EXP05EO BK 6ON5TRUC71ON ACTIVITY. 5TABILIZATION 15 OBTAINED WHEN THE 517E 15 COVERED WITH IMPERVIOU5 57RU6TURE5, PAYING OR A UNIFORM PERENNIAL VE6ETA TI VE COVER ORA55, ETG 1 THE PERENNIAL VEGETATION MU5T HAVE A COVERAGE 0EN5IT OF AT L EA 5 T 70 PERCENT. 5 TABIL IZA TION OF ALL 915TURBE0 AREA5 ARE REQUIRED PRIOR TO TERMINATING MAINTENANCE AND REMOVAL OF ER05ION CONTROL MEA5URE5. by providing enclosures for Storing ail tra5h and building material waste during construction. Dally In5pectlon and clean -up of the site and adjacent areas out5lde the project limits In l " HIRE MESH order to pick u construction wa5ee materials and debris that have blown or washed FIL TER FABRIC off mite, a d the removal Of any fugitive Sediment that has migrated off -site, will f Q required. ° SECTION O � d 3. All trash, building waste material and con5truction debris 5uscept/ble to transport by wind or raln must be contained on -site unt/I proper dl5posal at proper off -site facilities. OPENING 3" ° M LL 7� easures shall be taken to minlm/ze off -51te vehicle tracking and generation of dust. 4 4 FROM THE T 2P Generatlon of dust can be mIn/mized through the application of water via water trucks, etc. 4 28. 7h15 plan I5 Subject to updating when the permitee i5 not/fled of such changes ° necessary to protect surface water resources 4 A ESTABLISHMENT OF GROUND COVER I � I [ ° 4 I. Eighty percent (809) event' distributed ground cover, without large bare areas, shall be established after the designated areas have been completed to the lines, grades and cross sections shown on the plans and prior to final acceptance by the City Engineer. 2. Ground cover shall be established as per North Central Texas Council of Governments (N. C. T. C. O. G.) ''TANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION" 202.6 Seeding Turf grass. Copies may be obtained from the 'NORTH CENTRAL COUNCIL OF GOVERNMENTS PO Drawer 5888, Arlington, Texas, 76005 -5888, Phone (817) 640 -JJOO, also available at www.pubGc works. dfwinfo. com. Acopy of the contract documents, plans and specifications shall be available on -site at all times by the Contractor. J. Prior to planting, contractor shall provide the City Engineer, or his designee, with the State of Texas Certificate stating anaysis of purity and germination of seed. 4. Planting season and application rates. All planting shall be done between the dates specified in Table 1, for each grass type except when specifically authorized in writing. The seeds planted per acre shall be of a type specified with the mixture, rate and planting dates as shown in the Table 1, or as specified by the Engineer. Table L 5eedlnci Turf cirass TYPE PLANTING SEA50N SEED AND RATE TYPE I MARCH THRUU61-I SEPTEMBER B6;44 DA af; A' , HULLED 50 -LB (22: 7-K6) PL6 PER ACRE rME I1 OCTOBER TI4ROUefl FaMAR r RYE 6RA55, 100 -LB (45.4 -K6) P15 PER ACRE COMBINED H1 BERMUDA eRA55, HULLED 20 -LB (9.1 -K6) PLS PER ACRE. OTHER AS 5PEGIFIED ON PL AN5 A5 5PECIFIED ON PLANS r PUS - PDre LNe Seed is determined by multiplying the gross welgf t times parity times the germination Dl= exar�rale, a 100-1b brag NIth 4QJ� purity clad BOJX germination: (PLS powds in brag x Pu~/ty x germinatiotV J00 x 0.65 x O e = 60.6 - lbs of pct er live seed) 5. Seeded areas shall be maintained, including watering and mowing, at such time and in a manner and quality to establish a minimum 809 evenly distributed ground cover, without large bare areas, until completion and final acceptance of the project by the City Engineer. 4" OPEN 211 ISOMETRIC VIEW EVER FABRIC WYE INLET PROTECTION N.T.S. WTE5 I. A 5E6 TION OF FILTER FABRIC 5HALL BE REMOVED A5 SHOWN ON TH15 ,9ETA/L TO PROVIDE A 4" MINIMUM CLEAR OPENING. FABRIC MU5T BE 5ECURED To WIRE BACKING WITH•! CUPS OR HOG RIN65 AT TH15 L06ATION. 2 IN5PECTION 5HALL BE MADE BY THE CONTRACTOR AND 5IL T ACCUMULATION MU5T BE REMOVED WHEN DEPTH REAGHE5 2 ". 3. CONTRACTOR 5HALL MONITOR THE PERFORMANCE OF INLET PROTECTION DURING EACH RAINFALL EVENT AND IMMEDIATELY REMOVE THE INLET PR TEC TION5 IF THE 5TORM -WATER BE6IN5 TO OVERTOP THE CURB. 4. INLET PROTECTION5 5HALL BE REMOVED A5 50CN A5 THE 50OR6E OF 5E9IMENT 15 57ABILIZED, i L LENGTH5 OF ER05ION CONTROL L05-5 5HALL BE IN ACCORDANCE WITH MANUFACTURERS REGOMMENDATION5 AND A5 REaJIRED FOR THE PURP05E INTENDED. MAXIMUM LENGTH OF LO675 5HALL BE 30' FOR /2" DIAMETER L05-5. 2. UNLE55 0THERN15E DIRECTED, U5E BIODEGRADABLE OR PHOTODEGRADABLE CONTAINMENT ME5H ONLY WHERE LOG WILL REMAIN IN PLACE A5 PART OF A VEGE 5Y57EM FOR TEMPORARY IN57ALLATION5, U5E RECYCLABLE CONTAINMENT ME5H. 3. STUFF LOG5 WITH 51IFFICIENT FIL MA TERIAL TO A C HIEVE DEN5 1T THAT WILL HOLD 5HAPE WITHOUT EXCE551VE DEFORMATION. 4. 57AKE5 5HALL BE 2" X 2" WOOD 4' LONG, EMBEDDED 511tH THAT 2" PROTRU,9E5 ABOVE Lob. 5. COMP05T CRADLE MATERIAL 15 INCIDENTAL AND WILL NOT BE PAID FOR SEPARATELY. DIRECTION 5ECURE EN05 OF 5TAKE5. OF FLOW 2 DIRECTION OF FLOW SECURE END LAP DETAIL OF LOG TO 5TAKE N 915TZIRBED AREA 1 FL O W y �_I2" TEMP. ER05I0NF CONTROL LOS STAKE ON DOWNHILL 51OEOF LOO AT &C - G OR LE55 A5 NEEDED TO ADEQUATELY SECURE• LOG. ER05ION CONTROL L 00 NA TTLEJ5 18 MIN. FLOW I) (Y7I /Y -ROCK SHALL CONSIST OF TYPE A' RIP -RAP CONFORMING TO NCTCOG STANDARD SPECIFICATION 2. 1.6.(b)(2) 3 TO 4 INCHES� ✓♦ , AM � NOTE' STONE OVERFLOW STRUCTURES OF OTHER OUTLET CONTROL DEVICES SHALL BE INSTALLED AT ALL LOW POINTS ALONG THE FENCE OR EVERY 300 FEET IF THERE IS NO APPARR/T LOW POINT WHEN 5EDIMENT HA5 51B5TANTIALLY CLOGGED THE V010 AREA BE7NEEN THE ROCKS, THE AG6R'.E6A7E MAT W5 BE WA5HED DOWN OR REPLACED PERIODIC RE—O ADIN5 AND TOP PRE55ING WITH ADDITIONAL 5TONE 11V5 BE DONE TO KEEP THE EFFICIENCY OF THE EAIT RANGE FROM D /M /N /5H /N(9 5UPPLYWATER TO bLUI1UN A - A HA 55H WHEELS IF NEGE55ARY. y�l ® FLOW - �_ FLOW a A a Z P co P A 3"_5 COARSE A69REc9ArE MIN, 6' THICK DIVERSION RIDGE 50' MIN, (20' RE5vENTIAL PLAN 15' MIN, I. CRI&W 5TOW FOR CQ/677 770N.EWRA'r4ff 5HALL eE 3' -5' AT 6REATE5T UIF EWON Al tD 9 LL BE IN57ALL59 TO A CCYN!'ACTH7 OBIM OF 51X /1+Ct��r 2 FILTER FABRIC 15 TO BE MARAFI 100X OR C-WAL. NARAR, W.: WC 438 -1655) 3. IF CONSTIW71ON ENTRAAK,E CR 5 E5 A DRAINAGE D1TCH, 5Wi41Z ETC„ A DRAl1GAGE P /PL° SMALL AE /NSTALLt31 ARTERY 111N. I2 /NGt�S GOYBr2 of GIRD S Tc.�I TEMPORARY STONE CONSTRUCTION F.t1IBAtT.5. /EXIT N.T.S. MY M/K OvBaAP 2'X4 "- H1.4M.4 WIRE FABRIC 57R/67URE ---� 18" MINIMUM 4" H16H CLEAR OPENING - 20 LB. SANDBA65 03' Q.G. (5EE NOTE I) d o a (�\ StOEWAIK .. .. 4 4 4 A n AA 1b . . Luxa 12 HK - -O SAND BA65 5HALL BE EVENLY 5PACE0 ALONG TOP AND ALONG THE FRONT OF INLET. CURB INLET PROTECTION DETAIL AT.S 2 FL /Gutter - — Ql © � FRONT ELEVATION (Filter Cloth with Hlre Mesh Backing Not Shown) 5andbag5 or Alternate Weight _:��••�_ i:•.z 2x4X24 ' MIn. 2x4 Welr N O 21 Note: If the con5truction of Filter Cloth with ` ,4. -pacer the lnlet5 are to be phased Wire Mesh Backing by initially InStaliing the box without the top, the polluted water flawing toward each Inlet 15 to be diverted (Ixy 5wale or berm) around each ' Inlet and ocro55 heavily vegetated areas or ero5lon Rs protection facllltle5 prior to SECTION A A entering any watercourse. CURB INLET PROTECTION DETAIL N.T.S. 1 J q c � W m x q z) z� X U �- J O z 1 kA�� Pr :0: !� 'z: °'� V ~S v o ~ � � 1 ! Lks) ` N U z z H !/2 5' MIN. EACH 51,9E 8' MAX. 51 LT FENGE 11/2" FILTE� STONE 6" MIN. TOP OF 5T0NE, EACH 51,9E OF 5IL T o pq SILT FENCE STONE OVERFLOW STRUCTURE N.T.S. 5IL T FENCE (MIN. HEIGHT 24" ABOVE < < <� EX15T. GROUND) < < < < � << 5TEEL FENCE P05T MAX. ` < L� < <� < <�� <� << f 6' 5PACING, MIN << < < < << < < < < < <� << EMBEDMENT =1 L < < < <4- <` < <` <� -4, -4 - < Q -4 - t„ WIRE ME5H BACK/N5 COMPACTED EARTH . < < < < <� < << < <� < < < < <�r ` SUPPORT 4x4- 1�1.4xW1.4 OR ROCK BACKFILL �t� < <� << ? MINIMUM ALLOWABLE, Tl P CHAIN LINK FENCE FABRIC 15 ACCEPTABLE 6" MIN. M / 6" MI 7RENGH -// FApRic TOE-IN ISOMETRIC PLAN VIEW N.T.S. SIL FENCE GENERAL NOTES 0 1. STEEL POSTS WHICH SUPPORT THE SILT FENCE SHALL BE INSTALLED ON A SLIGHT ANGLE TOWARD THE ANTICIPATED .RUNOFF SOURCE. POST MUST BE EMBEDDED A MINIMUM OF ONE FOOT. 2. THE TOE OF THE SILT FENCE SHALL BE TRENCHED IN WITH A SPADE OR MECHANICAL TRENCHER, SO THAT THE DOWN SLOPE FACE OF THE TRENCH IS FLAT AND PERPENDICULAR TO THE LINE OF FLOW. WHERE FENCE CANNOT BE TRENCHED IN (e.g. PAVEMENT), WEIGHT FABRIC FLAP WITH ROCK ON UPHILL SIDE TO PREVENT FLOW FROM SEEPING UNDER FENCE. J. THE TRENCH MUST BE A MINIMUM OF 6 INCHES DEEP AND 6 INCHES WIDE TO ALLOW FOR THE SILT FENCE FABRIC TO BE LAID IN THE GROUND AND BACK FILLED WITH COMPACTED MATERIAL. 4. SILT FENCE SHOULD BE SECURELY FASTENED TO EACH STEEL SUPPORT POST OR TO WOVEN WIRE, WHICH IN TURN IS ATTACHED T4 THE STEEL FENCE POST THERE SHALL BE A 3 FOOT OVERLAP, SECURELY FASTENED WHERE ENDS OF FABRIC MEET. 5. INSPECTION SHALL BE MADE EVERY TWO WEEKS AND AFTER EACH 112" RAINFALL. REPAIR OR REPLACEMENT SHALL BE MADE PROMPTLY AS NEEDED. 6. SILT FENCE SHALL BE REMOVED WHEN THE SITE IS COMPLETELY STABILIZED SO AS NOT TO BLOCK OR IMPEDE STORM FLOW OR DRAINAGE. 7. ACCUMULATED SILT SHALL BE REMOVED WHEN IT REACHES A DEPTH OF HALF THE HEIGHT OF THE FENCE. THE SILT SHALL BE DISPOSED OF AT AN APPROVED SITE AND IN SUCH A MANNER AS TO NOT CONTRIBUTE TO ADDITIONAL SILTATION. M/NII -1 BEYOW Sandbags or NLET OFEWNS AT E& EW• 3 "OVEFLAP AT Alternate weight v FABRIC _IFUCE5. 2x4 X 24" Min. Top /Cur ' . :; CUT AWAY OF FILTER F14BPJC 20 LB. 5ANDBA65 03'0.0. Ql © � C N w O � Q N O 21 H !/2 5' MIN. EACH 51,9E 8' MAX. 51 LT FENGE 11/2" FILTE� STONE 6" MIN. TOP OF 5T0NE, EACH 51,9E OF 5IL T o pq SILT FENCE STONE OVERFLOW STRUCTURE N.T.S. 5IL T FENCE (MIN. HEIGHT 24" ABOVE < < <� EX15T. GROUND) < < < < � << 5TEEL FENCE P05T MAX. ` < L� < <� < <�� <� << f 6' 5PACING, MIN << < < < << < < < < < <� << EMBEDMENT =1 L < < < <4- <` < <` <� -4, -4 - < Q -4 - t„ WIRE ME5H BACK/N5 COMPACTED EARTH . < < < < <� < << < <� < < < < <�r ` SUPPORT 4x4- 1�1.4xW1.4 OR ROCK BACKFILL �t� < <� << ? MINIMUM ALLOWABLE, Tl P CHAIN LINK FENCE FABRIC 15 ACCEPTABLE 6" MIN. M / 6" MI 7RENGH -// FApRic TOE-IN ISOMETRIC PLAN VIEW N.T.S. SIL FENCE GENERAL NOTES 0 1. STEEL POSTS WHICH SUPPORT THE SILT FENCE SHALL BE INSTALLED ON A SLIGHT ANGLE TOWARD THE ANTICIPATED .RUNOFF SOURCE. POST MUST BE EMBEDDED A MINIMUM OF ONE FOOT. 2. THE TOE OF THE SILT FENCE SHALL BE TRENCHED IN WITH A SPADE OR MECHANICAL TRENCHER, SO THAT THE DOWN SLOPE FACE OF THE TRENCH IS FLAT AND PERPENDICULAR TO THE LINE OF FLOW. WHERE FENCE CANNOT BE TRENCHED IN (e.g. PAVEMENT), WEIGHT FABRIC FLAP WITH ROCK ON UPHILL SIDE TO PREVENT FLOW FROM SEEPING UNDER FENCE. J. THE TRENCH MUST BE A MINIMUM OF 6 INCHES DEEP AND 6 INCHES WIDE TO ALLOW FOR THE SILT FENCE FABRIC TO BE LAID IN THE GROUND AND BACK FILLED WITH COMPACTED MATERIAL. 4. SILT FENCE SHOULD BE SECURELY FASTENED TO EACH STEEL SUPPORT POST OR TO WOVEN WIRE, WHICH IN TURN IS ATTACHED T4 THE STEEL FENCE POST THERE SHALL BE A 3 FOOT OVERLAP, SECURELY FASTENED WHERE ENDS OF FABRIC MEET. 5. INSPECTION SHALL BE MADE EVERY TWO WEEKS AND AFTER EACH 112" RAINFALL. REPAIR OR REPLACEMENT SHALL BE MADE PROMPTLY AS NEEDED. 6. SILT FENCE SHALL BE REMOVED WHEN THE SITE IS COMPLETELY STABILIZED SO AS NOT TO BLOCK OR IMPEDE STORM FLOW OR DRAINAGE. 7. ACCUMULATED SILT SHALL BE REMOVED WHEN IT REACHES A DEPTH OF HALF THE HEIGHT OF THE FENCE. THE SILT SHALL BE DISPOSED OF AT AN APPROVED SITE AND IN SUCH A MANNER AS TO NOT CONTRIBUTE TO ADDITIONAL SILTATION. M/NII -1 BEYOW Sandbags or NLET OFEWNS AT E& EW• 3 "OVEFLAP AT Alternate weight v FABRIC _IFUCE5. 2x4 X 24" Min. Top /Cur ' . :; CUT AWAY OF FILTER F14BPJC 20 LB. 5ANDBA65 03'0.0. 3 -# BARS ( & 5'M.H.) OR #5 BARS (6 M.N.) Al OPENING AS SHOWN. V #4 BARS AT 6" C —C (4' M.H.), OR T W ! t5 BARS AT B" C —C (5' de 5' M.H.) fi'— EACH WAY HOOKED EACH END ;#4 BARS B #4 BARS AT 1$" INSIDE FACE AT 18" OUTSIDE FACE Iq4 BARS #t4 BARS AT 15" AT 18" (4' M.H.) OR 9" (S' #14 BARS AT 6" C -C (4' M.H,) OR OUTSIDE FACE & 6' M.H.) INSIDE FACE, #15 BARS AT 6" C -C (5 do B'M.H.) EACH WAY. HOOK EACH END A 1 l ' p DOWELS AT 18" ALL AROUND EXCEPT I IN WAY OF PIPE I PLAN M.H. SIZE(W) v I t I E I 7 G 11 7" 4 5' SQUARE 8" 5' 6 SQUARE 9 6 CITY OF COPPELL DALLAS COUNTY, TEXAS G" 12 8' $' 7' - 6" 9" 1 9" 16" 1Q" AS SPECIFIED TO TOP SLAB EACH WAY TABLE OF DIMENSIONS BY CITY N.T.S. 23 " NON SHRINK PAYING SURFACE SECTION A—A GROUT 1 2 N.T.S, lb W T USE PRECAST CONCRETE 24" GRADE RINGS AS REQUIRED CIA. +. #4 BARS AT 6" C -C TO RAISE TO GRADE i�4 BARS AT (4' M.H.), OR #5 BARS AT #4 BARS AT 18" 18 " 8` C —C (5' >1c 6' M.H.) EACH WAY. w CLASS E7E VERTICAL B Ix T T 4 BARS AT 18" > IF WALL HEIGHT OP OF PIPE IS OVER 4'(4' & 5' & + W k9 0 6 -3 a M.H.), OR $'(B M.H.) NOTES; USE STEEL REBAR 1. SLOPE INVERT OF MANHOLE AS z 4 SPACERS), INDICATED ON PLAN — PROFILE SHEET. 4 o SLOPE 3/8" TO 2. LAYERS OF REINFORCING STEEL NEAREST N ?.' STEEL TRO DRAIN THE INTERIOR AND EXTERIOR SURFACE FINISH I SHALL HAVE A COVER OF 2" TO THE x CENTER OF BARS, UNLESS OTHERWISE + • — NOTED. 2" X 4" KEY WAY 3. CONCRETE SHALL BE CLASS "A ". OR CORNER DETAIL 11 #94 BARS AT 8" C -C (4' & 5' M.H.) #t4 BARS AT 6 C -C (4' M.H.) OR I5 BARS AT $" C —C (6' M.H.) 15 BARS AT 8" C —C (5' & 6' M.H.) PLAN VIEW IN LIEU OF KEY WAY EACH WAY N.T.S. SECTION B--B UM STANDARDS ARE ADOPTED FROM 194E NCTOG STANDARD N.T.S. �Y DRAYAHCS DATED NOV, '96, WITH LOCAL EXCEPTIONS STANDARD CONSTRUCTION DETAILS S p S � P y E a R ERENCE, .. C�7PPELL STORM DRAIN 50 1,, 702. MANHOLE 4', TOR 6' SQUARE STANDARD aErAuL NO. LOCAL EXCEPTION BY DATE CITY OF COPPELL DALLAS COUNTY, TEXAS GENERAL NOTES AND TESTING 1, STORM DRAIN LINE MINIMUM DIAMETER SHALL BE 18 ". MATERIALS OTHER THAN REINFORCED CONCRETE PIPE (RCP) MUST BE APPROVED BY THE CITY ENGINEER PRIOR TO INSTALLATION, 2, STORM DRAIN UNE INSTALLATIONS MAY BE SUBJECT TO EXFILTRATION TESTING AND LOW PRESSURE ,AIR TESTING. 3, STORM DRAIN UNE INSTALLATIONS MAY BE SUBJECT TO A TV EXAMINAT ON. A COPY OF SAID EXAMINATION SHALL BE PROVIDED TO THE CITY FOR REVIEW PRIOR TO ACCEPTANCE OF THE STORM DRAIN LINE BY THE CITY. 4. STORK{ DRAIN UNE EMBEDMENT SHALL BE IN ACCORDANCE WITH THE CITY OF COPPELL STANDARD CONSTRUCTION DETAILS FOR STORM DRAIN LINE EMBEDMENT A5. ALL RCP STORM DRAIN PIPE SHALL HAVE "OMNI -FLEX" JOINT GASKETS. C7ABION MA TO rONGRfTE ATTACHMENT D ETAIL NT5 12" OR 16" GABION FILLED WITH 5TANDAR9 ROCK 2x4 A5 TEMP FORM #4 PRE -BENT REBAR 5PA6 lN5- AT I& TOP OF 6ABION NEW OR EXI5TING CONCRETE APRON i FLOW z C o I 4 A 5UBORAD CA5T IN PLACE BAR IN NEW CONCRETE OR BAR 5ET IN DRILLED INTERNAL GABION DIAPHRAGM USED HOLE FILLED WITH EPDXY A5 CONCRETE FORM. TIE INTO PLACE ON BOTTOM AND E06E5 OF GAB10N. BOTTOM OF OABION MATTRE55 END OF BA5KET (LA5T COMPARTMENT 15 3000R51 6E0- TEXTILE OR FILTER LAYER 5PECIFIED) CONCRETE) (A5 # #4 REBAR GONT. N.T.S. G 5" MIN. #4 BARS AT 6" C -C STANDARD M.H. (4' M.H.), OR #5 BARS AT FRAME AND COVER PRECAST CONCRETE GRADE RINGS V C —C (5' & 6' M.H.) GENERAL NOTESI 1, FOR THE DEFINITION OF' THE BACKFILL MATERIAL TERMS SEE N,C,T,C, ❑,G SPECIFICATI ❑NS ITEM 2,1,8, 2. FINAL BACKFILL SHALL CONSIST OF AND BE PLACED IN ACCORDANCE WITH N.C,T,C. ❑,G. SPECIFICATIONS ITEM 6,2,9, 0, D. + 16" W + 2T _ T W - O PENING T MANHOLE FRAME AND COVER DETAIL 6030 — SEE STANDARD CONSTRUCTION 3 # 5 BENT BAR TYP•: ALL CORNERS) TOOLED EDGES t — A Z= COVER cv f INLET SIZE T W 2' SQUARE 7 2' 4' SQUARE 7" 4 5' SQUARE 8" 5' 6 SQUARE 9 6 #14 BARS AT 6" C —C EACH WAY PLAN OF TOP SLAB N.T.S. NOTES: 1. MATERIAL AND WORKMANSHIP, SHALL CONFORM WITH THE REQUIREMENTS OF NCTCOG STANDARD SPECIFICATIONS FOR STANDARD CONCRETE MANHOLES, MINIMUM CLASS "A" CONCRETE. 2. LAYERS OF REINFORCING STEEL NEAREST THE INTERIOR AND EXTERIOR SURFACES SHALL HAVE A COVER OF 2" TO THE CENTER OF BARS, UNLESS OTHERWISE NOTED. 3. FOR DETAILS OF REINFORCING OF LOWER PORTIONS OF INLET SEE APPROPRIATE SQUARE MANHOLE DETAILS. 4, DEPTH OF DROP INLET FROM FINISHED GRADE TO FLOW LINE OF INLET IS VARIABLE. APPROXIMATE DEPTH WILL BE SHOWN ON PLANS AT LOCATION OF INLET. 5. ALL STANDARD DROP INLETS SHALL HAVE ONE OPENING ON EACH SIDE UNLESS OTHERWISE SHOWN ON PLANS. 6, DECK MAY BE REINFORCED SAME AS 4' SQUARE MANHOLE. KYp C ;bd TrN bfiM N Ww`M.n.Y STANDARDS ARE ADOPTED FROM THE NCTOG STANDARD DRAWINGS DATED NOV. '96, ITN LOCAL EXCEPTIONS. NO. LOCAL EXCEPTION BY DATE 4' W + T 4' T W T TOOLED EDGES #5 BENT BARS TOOLED EDGES a a 4" 4» 3" FILLET IN OPENING �J4 at 18" G -G CONSTRUCTION TROWEL FINISH a 10" BOTH WAYS JOINT AT CORNERS 3' -0" #4 BARS CONSTRUCTION 1$" C —C SECTION A —A N.T.S. GENERAL NOTES: CONCRETE SHALL HAVE -A MINIMUM COMPRESSIVE STRENGTH OF 4000 P.S.I. ALL EXPOSED EDGES SHALL HAVE A 3/4" CHAMFER. AN ALTERNATE DESIGN (BEARING THE SEAL OF A REGISTERED PROFESSIONAL ENGINEER) WILL BE ACCEPTABLE FOR PRECAST CONSTRUCTION OF MANHOLES AND/OR EQUIVALENT STRUCTURAL DESIGN WITH THE APPROVAL OF THE DIRECTOR OF ENGINEERING. IN AREAS OF CONFLICT BETWEEN REINFORCING STEEL, BLOCKOUTS, PIPES, ANCHOR BOLTS OR OTHER REINFORCING STEEL, THE REINFORCEMENT SHALL BE BENT OR ADJUSTED TO CLEAR AS DIRECTED BY THE DESIGNING ENGINEER. CONNECTING PIPES SHOULD ENTER WITHIN TEN (10) DEGREES OF NORMAL TO THE INLET WALL. IF NECESSARY, PIPE ELBOWS OR CURVED APPROACH ALIGNMENT SHOULD BE USED TO STAY WITHIN THIS LIMIT. PIPES MAY ENTER ANY OR ALL WALLS, EXCEPT AT CORNERS. THE MAXIMUM SIZE OF PIPE THAT CAN BE ACCOMODATED IS 60 INCHES IN DIAMETER, MORE THAN ONE PIPE MAY ENTER A SIDE, SUBJECT TO THE MAXIMUM BOX DIMENSIONS SHOWN. THE CLEAR DISTANCE BETWEEN ADJACENT PIPES SHOULD BE A MINIMUM OF 9 INCHES. MINIMUM REBAR LAP IS TO BE THIRTY (30) BAR DIAMETERS (MINIMUM LENGTH OF 18 INCHES). ALL CONCRETE SHALL BE 4000 P.S.I. MANHOLE STEPS, WHERE SHOWN AND NOT OBSTRUCTED BY PIPE OPENINGS, ARE TO BE CONTINUED TO WITHIN 12 INCHES OF FINISHED MANHOLE FLOOR. WHERE POSSIBLE MANHOLE STEPS ARE TO BE LOCATED ON A WALL WHICH HAS NO OPENINGS. MANHOLE STEPS ARE TO BE COPOLYMER POLYPROPYLENE PLASTIC COATED STEEL OR CAST IRON REINFORCED STEPS CONFORMING TO ASTM C -478. 39" MINIMUM SCREENED PEA GRAVEL OR CRUSHED AGGREGATE (MAXIMUM 1/4" TO 1 1/2" SCREEN) SELECT, GRANULAR OR 4ATIVE MATERIAL '❑MPACTED TO 95%, /2 ❑.D, PIPE SIZE d <27" 3" 30 " -60 4" >66" 6" STANDARD CONSTRUCTION DETAILS S S 0 R COFFELL S TORM DRAIN 501., 702. DROP INLET STANDARD DETAIL y n I 6040 CITY OF COPPELL DALLAS COUNTY, TEXAS GENERAL NOTES: CONCRETE SHALL HAVE -A MINIMUM COMPRESSIVE STRENGTH OF 4000 P.S.I. ALL EXPOSED EDGES SHALL HAVE A 3/4" CHAMFER. AN ALTERNATE DESIGN (BEARING THE SEAL OF A REGISTERED PROFESSIONAL ENGINEER) WILL BE ACCEPTABLE FOR PRECAST CONSTRUCTION OF MANHOLES AND/OR EQUIVALENT STRUCTURAL DESIGN WITH THE APPROVAL OF THE DIRECTOR OF ENGINEERING. IN AREAS OF CONFLICT BETWEEN REINFORCING STEEL, BLOCKOUTS, PIPES, ANCHOR BOLTS OR OTHER REINFORCING STEEL, THE REINFORCEMENT SHALL BE BENT OR ADJUSTED TO CLEAR AS DIRECTED BY THE DESIGNING ENGINEER. CONNECTING PIPES SHOULD ENTER WITHIN TEN (10) DEGREES OF NORMAL TO THE INLET WALL. IF NECESSARY, PIPE ELBOWS OR CURVED APPROACH ALIGNMENT SHOULD BE USED TO STAY WITHIN THIS LIMIT. PIPES MAY ENTER ANY OR ALL WALLS, EXCEPT AT CORNERS. THE MAXIMUM SIZE OF PIPE THAT CAN BE ACCOMODATED IS 60 INCHES IN DIAMETER, MORE THAN ONE PIPE MAY ENTER A SIDE, SUBJECT TO THE MAXIMUM BOX DIMENSIONS SHOWN. THE CLEAR DISTANCE BETWEEN ADJACENT PIPES SHOULD BE A MINIMUM OF 9 INCHES. MINIMUM REBAR LAP IS TO BE THIRTY (30) BAR DIAMETERS (MINIMUM LENGTH OF 18 INCHES). ALL CONCRETE SHALL BE 4000 P.S.I. MANHOLE STEPS, WHERE SHOWN AND NOT OBSTRUCTED BY PIPE OPENINGS, ARE TO BE CONTINUED TO WITHIN 12 INCHES OF FINISHED MANHOLE FLOOR. WHERE POSSIBLE MANHOLE STEPS ARE TO BE LOCATED ON A WALL WHICH HAS NO OPENINGS. MANHOLE STEPS ARE TO BE COPOLYMER POLYPROPYLENE PLASTIC COATED STEEL OR CAST IRON REINFORCED STEPS CONFORMING TO ASTM C -478. 39" MINIMUM SCREENED PEA GRAVEL OR CRUSHED AGGREGATE (MAXIMUM 1/4" TO 1 1/2" SCREEN) SELECT, GRANULAR OR 4ATIVE MATERIAL '❑MPACTED TO 95%, /2 ❑.D, PIPE SIZE d <27" 3" 30 " -60 4" >66" 6" 0 YJ !, A � 'V t 4 Lo z t0 I* ice. . ; h N � `� : La. s` l o l z � o w � V 0