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Appendix C
1******************************************** *************************************** * HEC-2 WATER SURFACE PROFILES * * U.S. ARMY CORPS OF ENGINEERS * * * * HYDROLOGIC ENGINEERING CENTER * * Version 4.6.2; May 1991 * * 609 SECOND STREET, SUITE D * * * * DAVIS, CALIFORNIA 95616-4687 * * RUN DATE 18AUG11 TIME 16:03:38 * * (916) 756-1104 * ******************************************** *************************************** X X XXXXXXX XXXXX XXXXX X X X X X X X X X X X X XXXXXXX XXXX X XXXXX XXXXX X X X X X X X X X X X X X XXXXXXX XXXXX XXXXXXX 1 18AUG11 16:03:38 PAGE 1 THIS RUN EXECUTED 18AUG11 16:03:38 ************************************* HEC-2 WATER SURFACE PROFILES Version 4.6.2; May 1991 ************************************* T1 COTTONWOOD BRANCH MASTER DRAINAGE PLAN T2 100 YEAR FREQUENCY FLOOD CORRECTED EFFECTIVE MODEL (FLOODWAY) T3 CITY OF COPPELL, TEXAS (CBENC1.HC2) 5/11/94 J1 ICHECK INQ NINV IDIR STRT METRIC HVINS Q WSEL FQ 0. 4. 0. 0. 0 0. 0. 0. 463.39 J2 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBW CHNIM ITRACE 1.0 0. -1. J3 VARIABLE CODES FOR SUMMARY PRINTOUT 110. 200. J5 LPRNT NUMSEC ********REQUESTED SECTION NUMBERS******** -10. QT 9. 4500. 6400. 7300. 9400. 7300. 7300. 7300. 7300. 7300. NC .055 .055 .045 .1 .3 X1 32816. 17. 1157. 1183. 95. 80. 91. GR 459. 1000. 459.8 1073. 459.8 1157. 452.2 1169. 452.2 1179. GR 459.8 1183. 460.4 1195. 460. 1204. 459. 1255. 458.7 1274. GR 459. 1328. 460. 1373. 461. 1438. 462. 1470. 463. 1486. GR 464. 1500. 465. 1508. ET 7.1 854. 1210. X1 32916. 22. 1000. 1035. 100. 100. 100. GR 458. 854. 458. 890. 459. 935. 460. 959. 461. 975. GR 462. 986. 462.9 1000. 461. 1008. 452.8 1017. 452.2 1032. GR 459.5 1035. 460. 1060. 461. 1126. 460. 1195. 459. 1200. GR 459. 1222. 460. 1252. 461. 1345. 462. 1362. 463. 1385. GR 464. 1400. 465. 1416. ET 7.1 1035. 1350. X1 33016. 22. 1152. 1183. 100. 100. 100. GR 458.8 1000. 459. 1070. 460. 1098. 461. 1120. 464.2 1140. GR 464.4 1152. 452.2 1166. 451.9 1172. 452.2 1174. 460.8 1183. GR 460. 1213. 459.6 1258. 459.4 1329. 459. 1345. 459. 1400. GR 459. 1411. 460. 1412. 461. 1488. 462. 1538. 463. 1580. GR 464. 1600. 465. 1620.1 18AUG11 16:03:38 PAGE 2 ET 7.1 1025. 1350. X1 33116. 16. 1152. 1190. 100. 100. 100. GR 459.2 1000. 459. 1057. 459.8 1122. 464.3 1139. 464.1 1152. GR 452.9 1169. 452.7 1175. 452.5 1177. 460.4 1190. 460.3 1257. GR 459.8 1303. 461. 1315. 461. 1460. 461. 1500. 462. 1520. GR 465. 1530. ET 7.1 1030. 1300. X1 33560. 16. 1178. 1210. 380. 470. 444. GR 466. 1000. 465. 1008. 463. 1017. 462. 1019. 461.4 1050. GR 462. 1111. 462. 1178. 460. 1183. 454.5 1189. 454.1 1198. GR 454.3 1206. 462. 1210. 463. 1345. 464. 1368. 465. 1390. GR 466. 1400. ET 7.1 1063. 1409. X1 34075. 38. 1188. 1230. 505. 520. 515. GR 467.5 1000. 467.0 1006. 466.0 1010. 465.0 1016. 463.0 1021. GR 462.0 1032. 461.0 1050. 460.0 1064. 459.0 1075. 459.0 1085. GR 460.0 1096. 461.0 1100. 464.0 1114. 464.0 1163. 464.0 1188. GR 460.0 1193. 455.8 1196. 455.6 1205. 455.8 1218. 460.0 1220. GR 462.0 1230. 463.0 1262. 464.0 1320. 465.0 1408. 466.0 1418. GR 466.0 1440. 466.0 1448. 470. 1458. 470. 1463. 467. 1479. GR 467. 1490. 465. 1502. 464. 1505. 464. 1552. 465. 1590. GR 466. 1600. 467. 1618. 469. 1637. ET 7.1 1115. 1624. X1 34472. 37. 1405. 1432. 460. 350. 397. GR 469.5 959. 468. 976. 466. 986. 464.2 993. 462. 1111. GR 462. 1161. 464.2 1181. 464. 1220. 465. 1230. 466. 1255. GR 466. 1265. 465. 1280. 464. 1303. 464. 1372. 465. 1395. GR 466. 1399. 466. 1405. 465. 1410. 460. 1414. 457.3 1416. GR 457.3 1425. 460. 1427. 465. 1432. 465. 1441. 464. 1500. GR 464. 1641. 465. 1658. 467. 1663. 467. 1670. 467. 1683. GR 468. 1691. 468. 1700. 465. 1717. 465. 1802. 466. 1815. GR 467. 1827. 470. 1867. ET 7.1 1289. 1800. X1 34822. 22. 1369. 1425. 370. 260. 350. GR 472. 1070. 470. 1200. 468. 1212. 466. 1220. 466. 1331. GR 466. 1369. 464. 1377. 462. 1385. 460. 1390. 458.2 1395. GR 458.2 1405. 460. 1410. 462. 1415. 464. 1420. 466. 1425. GR 466. 1563. 464. 1590. 464. 1635. 464. 1825. 466. 1970. GR 468. 2045. 470. 2175. NC .065 0.06 0.05 0.1 0.3 ET 7.1 1083. 1670. X1 6710. 31. 1250. 1286. 1100. 750. 1165. GR 474.2 866. 474. 916. 474.1 926. 474.2 955. 474. 966. GR 472.8 1016. 472.6 1066. 472.2 1077. 466.9 1093. 467.5 1122. GR 468.0 1172. 468.7 1222. 468.7 1250. 462.6 1257. 460.6 1266. GR 462.3 1275. 469.4 1286. 467.7 1315. 467.4 1322. 466.3 1372. GR 466.3 1472. 466.3 1522. 465.9 1572. 465.9 1622. 466.8 1672. GR 466. 1722. 466.8 1772. 468.6 1822. 471.0 1872. 473.0 1922.1 18AUG11 16:03:38 PAGE 3 GR 475. 1937. ET 7.1 2693. 3202. X1 8000. 35. 2817. 2848. 990. 1060. 1335. GR 479.3 1990. 478.4 2040. 478.3 2090. 477.5 2140. 477.1 2190. GR 477. 2240. 476.7 2290. 476.6 2340. 476.4 2440. 476.2 2490. GR 475.9 2540. 476.8 2547. 474.8 2558. 474.5 2590. 474.4 2640. GR 474.3 2656. 472.6 2690. 470.1 2700. 472.1 2800. 472.3 2817. GR 465.3 2829. 463.9 2840. 472.2 2848. 471.3 2900. 469.8 3000. GR 468.1 3100. 468.7 3200. 469.8 3300. 471.5 3340. 474.4 3400. GR 479.4 3500. 480.6 3534. 481.5 3600. 480.5 3700. 477.7 3800. QT 9 4200 5900 6700 8600 6700 6700 6700 6700 6700 ET 7.1 1268 1497 X1 9430 25 1268 1426 1340 1250 1430 GR 498.5 841 496.1 891 494.3 941 488.0 991 482.8 1012 GR 483.2 1031 483.2 1039 482.8 1060 481.8 1091 480.5 1141 GR 479.5 1171 474.7 1191 473.7 1200 477.3 1268 466.6 1291 GR 466.5 1306 478.1 1426 473.6 1440 474.3 1500 474.6 1600 GR 475.3 1700 481.3 1800 483.7 1900 487.1 2000 489.2 2100 NC 0.02 0.02 0.02 0.3 0.5 ET 7.1 1300 1382 X1 9494 29 1300 1382 64 64 64 BT 2 1301 481.6 480.4 1382 481.6 480.3 GR 489.4 1000 483.8 1100 482.0 1200 481.8 1207 481.6 1300 GR 480.4 1301 478.8 1302 474.3 1307 473.9 1314 468.8 1322 GR 467.9 1325 480.4 1325 480.4 1327 467.9 1327 467.8 1356 GR 480.4 1356 480.4 1358 471.3 1358 472.7 1366 478.7 1380 GR 480.3 1382 481.6 1382 481.5 1400 481.2 1500 481.4 1600 GR 482.6 1700 484.3 1800 486.4 1900 492.1 2000 ET 7.1 1300 1382 X1 9526 32 32 32 X2 1 NC .06 .07 .05 ET 7.1 1268 1600 X1 9590 15 1268 1426 64 64 64 GR 488.4 1000 481.3 1100 473.7 1200 477.3 1268 466.6 1291 GR 466.5 1306 478.1 1426 473.6 1440 474.3 1500 474.6 1600 GR 475.3 1700 481.3 1800 483.7 1900 487.1 2000 489.2 2100 NC .06 .075 .05 .1 .3 ET 200.2 X1 10120 15 1180 1273 530 510 530 GR 490.00 850 482.42 1000. 482.38 1047 481.32 1070 480.43 1110 GR 479.78 1146 479.47 1180 477.01 1188 469.78 1207 468.53 1217 GR 478.15 1231 481.03 1273 481.22 1295 486.94 1348 490.83 1385 1 18AUG11 16:03:38 PAGE 4 ET 200.2 X1 10120 15 1180 1273 10 10 10 GR 490.00 850 482.42 1000. 482.38 1047 481.32 1070 480.43 1110 GR 479.78 1146 479.47 1180 477.01 1188 469.78 1207 468.53 1217 GR 478.15 1231 481.03 1273 481.22 1295 486.94 1348 490.83 1385 ET 200.2 X1 10210 19 1180 1231 80 90 80 GR 490.0 850 483.42 1000. 483.38 1047 482.32 1070 481.43 1110 GR 480.78 1146 480.47 1180 478.26 1188 468.66 1197 468.86 1205 GR 469.30 1211 477.72 1222 480.05 1227 480.18 1231 479.48 1250 GR 479.07 1294 481.77 1336 483.38 1360 489.38 1378 NC 0.055 ET 200.2 X1 10470 19 1202 1284 350 180 260 GR 497.35 1000 494.23 1035 491.02 1089 490.35 1115 488.34 1126 GR 483.27 1169 482.07 1187 481.29 1202 469.31 1214 469.57 1227 GR 473.51 1238 478.42 1252 480.77 1284 480.14 1304 480.91 1322 GR 480.41 1363 481.01 1399 486.75 1414 489.75 1423 ET 180.2 X1 10655 16 1168 1231 150 180 185 GR 486.96 1000 486.12 1019 486.09 1039 482.21 1076 481.34 1106 GR 480.61 1142 481.27 1168 478.22 1186 471.32 1204 470.63 1219 GR 482.03 1231 481.10 1256 481.99 1306 484.58 1320 485.54 1325 GR 490.54 1340 ET 180.2 X1 10830 16 1200 1262 130 185 175 GR 489.22 1000 486.96 1040 485.40 1080 484.16 1100 483.17 1123 GR 482.13 1162 482.23 1200 480.47 1220 471.18 1228 471.97 1234 GR 473.19 1247 481.91 1262 482.04 1286 484.76 1352 485.93 1371 GR 490.56 1385 ET 200.2 X1 11030 19 1217 1287 150 210 200 GR 490.0 965 486.46 1000 483.05 1065 482.05 1114 481.53 1156 GR 481.51 1192 481.58 1217 479.11 1224 474.21 1232 472.80 1242 GR 471.51 1243 471.01 1254 475.11 1257 477.21 1263 484.83 1271 GR 486.51 1287 487.01 1301 492.51 1359 500.30 1448 ET 7.1 1345 1615 X1 11230 13 1480 1550 190 290 260 GR 500 1000 498 1040 492 1120 490 1150 482 1290 GR 480 1480 472.5 1500 480 1550 482 1570 490 1655 GR 492 1685 494 1710 500 18001 18AUG11 16:03:38 PAGE 5 NC 0.075 QT 9 3600 5100 5700 7300 5700 5700 5700 5700 5700 X1 11380 21 1284 1390 150 150 150 GR 492.0 1000 488.70 1055 485.87 1115 484.20 1165 483.46 1210 GR 483.23 1248 484.50 1266 484.46 1284 482.74 1303 479.55 1327 GR 473.10 1336 471.80 1344 472.07 1351 482.89 1359 483.55 1371 GR 484.56 1390 484.79 1420 486.92 1469 488.70 1496 489.97 1529 GR 490.85 1544 X1 11880 17 1222 1306 440 480 500 GR 493.43 1000 489.50 1080 486.53 1141 485.74 1196 484.97 1222 GR 476.26 1233 471.78 1236 473.72 1245 476.26 1251 480.04 1263 GR 483.97 1275 484.46 1287 485.44 1306 485.13 1340 486.71 1355 GR 489.57 1379 492.86 1411 X1 12420 21 1157 1246 430 490 540 GR 495.90 1000 498.57 1026 495.59 1046 491.08 1068 489.64 1092 GR 487.42 1123 487.11 1147 488.86 1157 487.21 1164 482.56 1173 GR 482.53 1183 477.92 1193 477.16 1201 474.83 1206 474.52 1210 GR 475.34 1215 487.04 1228 488.55 1246 489.06 1309 492.51 1356 GR 493.74 1365 ET 7.1 1373 1537 X1 12540 15 1458 1538 160 80 120 GR 504.4 1000 500.7 1100 497.0 1200 495.8 1296 488.0 1317 GR 487.9 1400 485.4 1458 474.9 1475 475.3 1485 480.4 1493 GR 489.6 1538 490.0 1600 492.9 1700 497.1 1800 504.3 1900 NC 0.02 0.02 0.02 0.3 0.5 ET 79.2 X1 12585 29 1417 1522 45 45 45 BT 3 1417 492.5 491.6 1470 493.0 491.6 1522 492.6 491.6 GR 504.4 1000 500.3 1100 496.5 1200 493.5 1300 492.3 1400 GR 492.5 1417 492.6 1428 491.5 1428 489.5 1428 480.7 1449 GR 479.6 1454 491.6 1454 491.6 1456 479.6 1456 478.9 1462 GR 474.7 1470 474.1 1484 491.6 1484 491.6 1486 477.0 1486 GR 489.4 1511 491.6 1511 492.7 1511 492.6 1522 491.7 1600 GR 493.5 1700 497.3 1800 502.6 1900 508.2 2000 ET 79.2 X1 12615 30 30 30 X2 1 NC .06 .07 .05 ET 7.1 1373 1538 X1 12675 15 1458 1538 60 60 60 GR 504.4 1000 500.7 1100 497.0 1200 495.8 1296 488.0 1317 GR 487.9 1400 485.4 1458 474.9 1475 475.3 1485 480.4 1493 GR 489.6 1538 490.0 1600 492.9 1700 497.1 1800 504.3 1900 1 18AUG11 16:03:38 PAGE 6 NC .06 .075 .05 .1 .3 ET 7.1 1498 1721 X1 14600 20 1676 1721 1825 1575 1925 GR 516.9 1000 512.5 1100 508.5 1200 504.5 1302 490.0 1345 GR 499.0 1400 488.8 1500 490.8 1600 489.8 1676 487.0 1685 GR 486.4 1713 490.0 1721 495.0 1800 503.4 1900 507.8 1938 GR 505.6 1956 506.5 2000 513.3 2100 517.7 2135 519.2 2200 ET 7.1 1385 1575 X1 17970 14 1443 1499 1620 2450 3370 GR 510 1010 507 1135 504 1293 503 1443 502 1457 GR 499 1462 499 1468 499 1479 497 1481 502 1499 GR 504 1553 505 1578 510 1640 512 1673 NC .06 .06 .045 .2 .4 ET 7.1 1275 1425 X1 18085 13 1281 1437 115 115 115 GR 513 1000 512 1140 510 1159 509 1191 504 1281 GR 503 1298 500 1312 495.4 1331 495.4 1390 500 1411 GR 503 1424 505 1437 510 1504 ET 7.1 1000 1150 X1 18125 12 1000 1150 40 40 40 GR 513 724 512 875 510 898 505 986 505 1000 GR 495.8 1038 495.8 1113 505 1150 505 1154 507 1162 GR 510 1204 512 1242 ET 7.1 1002 1147 X1 18670 12 1000 1150 525 565 545 GR 514 767 513 872 512 976 510 986 507.8 1000 GR 498.4 1038 498.4 1113 507.8 1150 510 1162 512 1168 GR 513 1239 514 1299 ET 145.2 X1 18786 27 1017 1191 116 116 116 BT 2 1017 517.2 512 1191 517.2 510.2 GR 512.3 1016 512 1017 505.1 1045 512.1 1045 512.1 1047 GR 504.5 1047 499 1069 499 1075 511.8 1075 511.8 1077 GR 499 1077 499 1106 511.5 1106 511.5 1108 499 1108 GR 499 1136 511.2 1136 511.2 1138 499 1138 499 1144 GR 504.5 1167 510.9 1167 510.9 1169 505.1 1169 510.2 1191 GR 510.2 1197 510.6 1197 ET 145.2 X1 18884 27 1017 1191 98 98 98 BT 2 1017 517.2 512.5 1191 517.2 510.7 GR 512.8 1016 512.5 1017 505.6 1045 512.3 1045 512.5 1047 GR 505 1047 499.5 1069 499.5 1075 512.3 1075 512.3 1077 GR 499.5 1077 499.5 1106 512 1106 512 1108 499.5 1108 GR 499.5 1136 511.7 1136 511.7 1138 499.5 1138 499.5 1144 GR 505 1167 511.4 1167 511.4 1169 505.6 1169 510.7 1191 GR 510.7 1197 511.5 11971 18AUG11 16:03:38 PAGE 7 ET 7.1 1002.5 1147.5 X1 18969 13 1000 1150 85 85 85 GR 515 788 514 882 513 943 512 986 510 994 GR 509.3 1000 499.9 1038 499.9 1113 509.3 1150 510 1156 GR 512 1164 513 1213 515 1314 ET 7.1 1007.5 1142.5 X1 19609 11 1000 1150 660 620 640 GR 520 730 517 863 515 982 514 995 512.4 1000 GR 503 1038 503 1113 512.4 1150 515 1161 520 1194 GR 525 1244 ET 125.2 X1 19659 13 1246 1399 50 50 50 GR 520 1000 518 1062 516 1189 515 1241 514.2 1246 GR 510 1263 503.3 1290 503.3 1351 510 1382 514.2 1399 GR 515 1405 520 1438 525 1490 ET 7.1 1226 1376 X1 19709 13 1226 1376 50 50 50 GR 520 1000 517 1098 516 1181 515 1226 512 1240 GR 510 1252 503.6 1276 503.6 1310 509 1330 510 1341 GR 515 1376 520 1411 525 1461 NC .06 .075 .05 .1 .3 ET 7.1 958 1067 X1 19759 11 958 1067 50 50 50 GR 520 728 517 827 515 950 513 958 503.8 1000 GR 503.8 1010 513 1067 515 1086 520 1126 525 1175 GR 530 1220 QT 9 3600 5100 5700 7300 5700 5700 5700 5700 5700 ET 7.1 1400 1540 X1 19794 15 1388 1565 35 35 35 GR 524 1038 518 1260 517 1290 516 1388 515 1424 GR 510 1448 508 1463 503.9 1473 503.9 1479 506 1487 GR 509 1491 514 1542 516 1565 518 1591 522 1627 ET 7.1 1303 1530 X1 19944 14 1377 1416 150 150 150 GR 525.4 1000 522.6 1100 520.9 1200 516.3 1300 513.8 1377 GR 505.8 1395 505.6 1400 506.3 1404 513 1416 515 1500 GR 517.8 1579 521 1600 533.7 1690 533.9 1700 ET 10.41 X1 20069 12 1241 1278 180 150 125 GR 524 1000 520 1083 516 1162 514 1221 510 1241 GR 505.8 1257 511 1278 514 1329 515 1362 519 1414 GR 519 1457 525 15941 18AUG11 16:03:38 PAGE 8 X1 20279 15 1340 1401 260 130 210 GR 521 1000 519 1037 517 1089 514 1141 510 1215 GR 510 1247 513 1262 513 1340 510 1357 506 1366 GR 510 1385 514 1401 516 1418 521 1448 523 1474 X1 20479 13 1280 1324 75 140 200 GR 522 1000 518 1105 517 1166 515 1280 510 1288 GR 506.1 1291 508 1300 510 1311 512 1324 514 1403 GR 517 1439 520 1466 525 1500 X1 20779 15 1383 1413 200 300 300 GR 521 971 520 1007 518 1068 517 1160 516 1243 GR 515 1286 514.8 1320 514 1383 510 1396 507 1400 GR 510 1405 515 1413 520 1447 523 1476 524 1496 ET 7.1 1549 1862 X1 22510 23 1755 1779 1240 1180 1210 GR 532.4 1000 528.3 1100 524.5 1200 522.8 1300 521.8 1400 GR 521.7 1500 521.2 1600 520.5 1700 516.7 1726 516.7 1726 GR 518.5 1755 511.8 1763 512.2 1774 516.9 1779 519.1 1800 GR 518.9 1883 521.6 2000 524.6 2031 525.6 2100 530.2 2200 GR 533.4 2300 536.5 2400 538.4 25001 18AUG11 16:03:38 PAGE 9 T1 COTTONWOOD BRANCH MASTER DRAINAGE PLAN T2 100 YEAR FREQUENCY FLOOD ENCROACHED CONDITIONS T3 CITY OF COPPELL, TEXAS (CBENC )12/26/89 J1 ICHECK INQ NINV IDIR STRT METRIC HVINS Q WSEL FQ 0. 6. 0. 0. 0. 0. 0. 0. 464.39 J2 NPROF IPLOT PRFVS XSECV XSECH FN ALLDC IBW CHNIM ITRACE 15. 0. -1.1 18AUG11 16:03:38 PAGE 10 THIS RUN EXECUTED 18AUG11 16:03:42 ************************************* HEC-2 WATER SURFACE PROFILES Version 4.6.2; May 1991 ************************************* NOTE- ASTERISK (*) AT LEFT OF CROSS-SECTION NUMBER INDICATES MESSAGE IN SUMMARY OF ERRORS LIST CITY OF COPPELL, TEXAS ( SUMMARY PRINTOUT TABLE 110 SECNO CWSEL DIFKWS EG TOPWID QLOB QCH QROB PERENC STENCL STCHL STCHR STENCR 32816.000 463.39 .00 463.69 491.46 2098.30 1532.50 3669.20 .00 .00 1157.00 1183.00 .00 32816.000 464.39 .00 464.56 503.12 2157.65 1278.94 3863.41 .00 .00 1157.00 1183.00 .00 32916.000 463.74 .00 463.96 542.06 2324.78 1464.73 3510.49 .00 .00 1000.00 1035.00 .00 32916.000 464.49 .75 464.79 356.00 3017.38 1738.86 2543.76 356.00 854.00 1000.00 1035.00 1210.00 33016.000 464.01 .00 464.18 586.55 1807.42 1170.26 4322.32 .00 .00 1152.00 1183.00 .00 33016.000 464.72 .71 465.08 315.00 1983.27 1721.02 3595.71 315.00 1035.00 1152.00 1183.00 1350.00 33116.000 464.17 .00 464.40 518.05 2281.45 1622.71 3395.84 .00 .00 1152.00 1190.00 .00 33116.000 465.02 .85 465.36 325.00 2500.99 2027.93 2771.08 325.00 1025.00 1152.00 1190.00 1350.00 * 33560.000 465.34 .00 466.08 388.29 2755.84 2765.70 1778.46 .00 .00 1178.00 1210.00 .00 33560.000 466.21 .86 466.86 270.00 3048.78 2755.32 1495.91 270.00 1030.00 1178.00 1210.00 1300.00 * 34075.000 467.31 .00 467.53 592.65 2911.37 2062.02 2326.61 .00 .00 1188.00 1230.00 .00 * 34075.000 467.95 .64 468.26 346.00 2580.03 2488.41 2231.56 346.00 1063.00 1188.00 1230.00 1409.00 34472.000 467.98 .00 468.07 854.47 4190.32 674.20 2435.47 .00 .00 1405.00 1432.00 .00 34472.000 468.79 .81 468.93 509.00 3940.59 922.83 2436.59 509.00 1115.00 1405.00 1432.00 1624.00 34822.000 468.34 .00 468.48 857.32 661.28 1699.33 4939.39 .00 .00 1369.00 1425.00 .00 34822.000 469.21 .87 469.40 511.00 567.39 2053.45 4679.16 511.00 1289.00 1369.00 1425.00 1800.00 6710.000 470.03 .00 470.19 768.16 644.15 1120.76 5535.09 .00 .00 1250.00 1286.00 .00 6710.000 470.80 .77 470.97 587.00 981.37 1220.37 5098.27 587.00 1083.00 1250.00 1286.00 1670.00 8000.000 473.18 .00 473.37 696.22 489.17 931.00 5879.82 .00 .00 2817.00 2848.00 .00 8000.000 473.69 .51 473.93 509.00 734.78 1109.12 5456.10 509.00 2693.00 2817.00 2848.00 3202.00 9430.000 477.16 .00 477.48 534.85 291.19 4535.57 1873.24 .00 .00 1268.00 1426.00 .00 9430.000 478.05 .88 478.52 228.26 .00 5804.89 895.11 229.00 1268.00 1268.00 1426.00 1497.001 18AUG11 16:03:38 PAGE 11 SECNO CWSEL DIFKWS EG TOPWID QLOB QCH QROB PERENC STENCL STCHL STCHR STENCR * 9494.000 477.50 .00 480.84 69.76 .00 6700.00 .00 .00 .00 1300.00 1382.00 .00 * 9494.000 477.50 .00 480.84 69.76 .00 6700.00 .00 82.00 1300.00 1300.00 1382.00 1382.00 * 9526.000 479.41 .00 481.38 75.27 .00 6700.00 .00 .00 .00 1300.00 1382.00 .00 * 9526.000 479.41 .00 481.38 75.27 .00 6700.00 .00 82.00 1300.00 1300.00 1382.00 1382.00 * 9590.000 481.95 .00 481.99 736.54 957.06 3181.67 2561.27 .00 .00 1268.00 1426.00 .00 * 9590.000 481.90 -.05 481.99 332.00 .00 4542.94 2157.07 332.00 1268.00 1268.00 1426.00 1600.00 * 10120.000 481.85 .00 483.57 242.44 779.63 5887.24 33.13 .00 .00 1180.00 1273.00 .00 * 10120.000 481.69 -.16 483.75 172.86 526.15 6150.46 23.39 200.00 1126.50 1180.00 1273.00 1326.50 10120.000 482.68 .00 483.74 313.61 1154.45 5450.38 95.17 .00 .00 1180.00 1273.00 .00 10120.000 482.61 -.07 483.95 181.38 732.60 5871.32 96.09 200.00 1126.50 1180.00 1273.00 1326.50 10210.000 483.27 .00 484.34 309.03 780.03 4524.92 1395.05 .00 .00 1180.00 1231.00 .00 10210.000 483.45 .18 484.63 200.00 737.84 4732.15 1230.00 200.00 1105.50 1180.00 1231.00 1305.50 * 10470.000 484.89 .00 485.36 253.92 225.44 4691.60 1782.96 .00 .00 1202.00 1284.00 .00 * 10470.000 485.16 .26 485.79 190.00 290.96 5364.27 1044.77 200.00 1143.00 1202.00 1284.00 1343.00 10655.000 485.33 .00 485.87 277.63 1387.23 4239.67 1073.10 .00 .00 1168.00 1231.00 .00 10655.000 485.69 .36 486.35 180.00 1050.58 4705.57 943.85 180.00 1109.50 1168.00 1231.00 1289.50 10830.000 485.78 .00 486.57 298.19 1183.62 4556.69 959.69 .00 .00 1200.00 1262.00 .00 10830.000 486.21 .43 487.06 180.00 945.69 4787.01 967.30 180.00 1141.00 1200.00 1262.00 1321.00 11030.000 486.87 .00 487.25 301.08 3012.34 3686.88 .78 .00 .00 1217.00 1287.00 .00 11030.000 487.12 .25 487.90 150.13 1771.18 4924.46 4.36 200.00 1152.00 1217.00 1287.00 1352.00 * 11230.000 487.41 .00 487.55 432.17 3115.33 3048.09 536.57 .00 .00 1480.00 1550.00 .00 * 11230.000 488.13 .72 488.31 270.00 2509.30 3472.00 718.70 270.00 1345.00 1480.00 1550.00 1615.00 * 11380.000 487.47 .00 487.78 396.17 1579.88 3851.45 268.67 .00 .00 1284.00 1390.00 .00 * 11380.000 488.26 .79 488.47 425.05 1773.34 3568.05 358.61 .00 .00 1284.00 1390.00 .00 11880.000 488.67 .00 489.24 274.39 719.85 4570.10 410.05 .00 .00 1222.00 1306.00 .00 11880.000 489.02 .35 489.50 284.47 810.87 4441.66 447.46 .00 .00 1222.00 1306.00 .00 12420.000 490.44 .00 491.11 249.16 452.48 5064.43 183.09 .00 .00 1157.00 1246.00 .00 12420.000 490.53 .09 491.18 251.86 469.00 5034.61 196.39 .00 .00 1157.00 1246.00 .00 12540.000 491.08 .00 491.48 328.71 1451.47 4149.95 98.58 .00 .00 1458.00 1538.00 .00 12540.000 491.02 -.06 491.57 164.00 1093.79 4606.21 .00 164.00 1373.00 1458.00 1538.00 1537.00 * 12585.000 490.94 .00 491.76 79.00 .00 5700.00 .00 .00 .00 1417.00 1522.00 .00 * 12585.000 490.95 .01 491.78 75.00 .00 5700.00 .00 79.00 1430.00 1417.00 1522.00 1509.00 12615.000 490.97 .00 491.79 79.00 .00 5700.00 .00 .00 .00 1417.00 1522.00 .00 12615.000 490.99 .01 491.81 75.00 .00 5700.00 .00 79.00 1430.00 1417.00 1522.00 1509.001 18AUG11 16:03:38 PAGE 12 SECNO CWSEL DIFKWS EG TOPWID QLOB QCH QROB PERENC STENCL STCHL STCHR STENCR 12675.000 491.71 .00 492.01 351.94 1592.44 3918.77 188.79 .00 .00 1458.00 1538.00 .00 * 12675.000 491.55 -.16 492.01 165.00 1199.04 4500.96 .00 165.00 1373.00 1458.00 1538.00 1538.00 14600.000 495.05 .00 495.27 407.73 3580.77 1785.55 333.68 .00 .00 1676.00 1721.00 .00 14600.000 495.79 .74 496.06 223.00 3735.74 1964.25 .00 223.00 1498.00 1676.00 1721.00 1721.00 * 17970.000 505.62 .00 506.76 378.17 1719.55 3274.96 705.49 .00 .00 1443.00 1499.00 .00 * 17970.000 506.14 .51 507.56 190.00 984.83 3755.90 959.27 190.00 1385.00 1443.00 1499.00 1575.00 * 18085.000 506.94 .00 507.23 234.90 80.18 5600.14 19.68 .00 .00 1281.00 1437.00 .00 * 18085.000 507.77 .83 508.03 150.00 26.44 5673.56 .00 150.00 1275.00 1281.00 1437.00 1425.00 18125.000 506.99 .00 507.27 211.08 58.89 5625.92 15.19 .00 .00 1000.00 1150.00 .00 18125.000 507.83 .84 508.07 150.00 .00 5700.00 .00 150.00 1000.00 1000.00 1150.00 1150.00 * 18670.000 507.60 .00 508.08 148.40 .00 5700.00 .00 .00 .00 1000.00 1150.00 .00 * 18670.000 508.29 .70 508.69 145.00 .00 5700.00 .00 145.00 1002.00 1000.00 1150.00 1147.00 * 18786.000 507.89 .00 508.48 137.35 .00 5700.00 .00 .00 .00 1017.00 1191.00 .00 * 18786.000 508.50 .61 509.00 135.00 .00 5700.00 .00 145.00 1031.50 1017.00 1191.00 1176.50 18884.000 508.35 .00 508.95 137.03 .00 5700.00 .00 .00 .00 1017.00 1191.00 .00 18884.000 508.86 .51 509.38 134.73 .00 5700.00 .00 145.00 1031.50 1017.00 1191.00 1176.50 18969.000 508.72 .00 509.25 145.37 .00 5700.00 .00 .00 .00 1000.00 1150.00 .00 18969.000 509.16 .44 509.63 145.00 .00 5700.00 .00 145.00 1002.50 1000.00 1150.00 1147.50 19609.000 510.66 .00 511.44 136.15 .00 5700.00 .00 .00 .00 1000.00 1150.00 .00 19609.000 510.79 .13 511.53 135.00 .00 5700.00 .00 135.00 1007.50 1000.00 1150.00 1142.50 19659.000 510.76 .00 511.80 125.16 .00 5700.00 .00 .00 .00 1246.00 1399.00 .00 19659.000 510.88 .12 511.88 125.00 .00 5700.00 .00 125.00 1260.00 1246.00 1399.00 1385.00 * 19709.000 510.94 .00 513.29 101.26 .00 5700.00 .00 .00 .00 1226.00 1376.00 .00 * 19709.000 510.98 .04 513.29 101.76 .00 5700.00 .00 150.00 1226.00 1226.00 1376.00 1376.00 * 19759.000 512.22 .00 514.55 100.65 .00 5700.00 .00 .00 .00 958.00 1067.00 .00 * 19759.000 512.22 .00 514.55 100.62 .00 5700.00 .00 109.00 958.00 958.00 1067.00 1067.00 * 19794.000 513.98 .00 516.19 112.93 .00 5700.00 .00 .00 .00 1388.00 1565.00 .00 * 19794.000 513.93 -.05 516.19 110.87 .00 5700.00 .00 140.00 1400.00 1388.00 1565.00 1540.00 * 19944.000 517.13 .00 518.61 278.27 666.05 3769.78 1264.17 .00 .00 1377.00 1416.00 .00 * 19944.000 517.05 -.09 518.63 227.00 628.11 3833.57 1238.32 227.00 1303.00 1377.00 1416.00 1530.00 * 20069.000 518.90 .00 519.31 308.01 1398.46 2706.88 1594.66 .00 .00 1241.00 1278.00 .00 * 20069.000 518.76 -.14 519.52 133.02 1086.97 3311.85 1301.17 .23 1197.13 1241.00 1278.00 1330.15 * 20279.000 519.48 .00 519.57 410.71 3770.53 1806.37 123.09 .00 .00 1340.00 1401.00 .00 * 20279.000 519.77 .29 519.91 228.92 3616.09 2083.91 .00 .20 1172.08 1340.00 1401.00 1401.001 18AUG11 16:03:38 PAGE 13 SECNO CWSEL DIFKWS EG TOPWID QLOB QCH QROB PERENC STENCL STCHL STCHR STENCR * 20479.000 519.47 .00 519.77 395.01 1263.51 2484.38 1952.11 .00 .00 1280.00 1324.00 .00 * 20479.000 519.72 .24 520.20 187.19 1018.87 3042.77 1638.37 .25 1202.68 1280.00 1324.00 1389.87 20779.000 520.09 .00 520.32 443.96 4026.62 1518.85 154.53 .00 .00 1383.00 1413.00 .00 20779.000 520.60 .51 520.97 197.02 3944.22 1755.77 .00 .28 1215.98 1383.00 1413.00 1413.00 22510.000 523.14 .00 523.37 736.22 2246.71 1455.93 1997.35 .00 .00 1755.00 1779.00 .00 22510.000 524.14 1.00 524.45 313.00 2688.10 1666.39 1345.51 313.00 1549.00 1755.00 1779.00 1862.001 18AUG11 16:03:38 PAGE 14 SUMMARY OF ERRORS AND SPECIAL NOTES WARNING SECNO= 33560.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 34075.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 34075.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE CAUTION SECNO= 9494.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 9494.000 PROFILE= 1 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 9494.000 PROFILE= 1 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 9494.000 PROFILE= 2 CRITICAL DEPTH ASSUMED CAUTION SECNO= 9494.000 PROFILE= 2 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 9494.000 PROFILE= 2 20 TRIALS ATTEMPTED TO BALANCE WSEL WARNING SECNO= 9526.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 9526.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 9590.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 9590.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE CAUTION SECNO= 10120.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 10120.000 PROFILE= 1 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 10120.000 PROFILE= 1 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 10120.000 PROFILE= 2 CRITICAL DEPTH ASSUMED CAUTION SECNO= 10120.000 PROFILE= 2 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 10120.000 PROFILE= 2 20 TRIALS ATTEMPTED TO BALANCE WSEL WARNING SECNO= 10470.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 10470.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 11230.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 11230.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 11380.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 11380.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 12585.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 12585.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 12675.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE CAUTION SECNO= 17970.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 17970.000 PROFILE= 1 MINIMUM SPECIFIC ENERGY WARNING SECNO= 17970.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18085.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18085.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18670.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18670.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18786.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 18786.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE 1 18AUG11 16:03:38 PAGE 15 CAUTION SECNO= 19709.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19709.000 PROFILE= 1 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19709.000 PROFILE= 1 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 19709.000 PROFILE= 2 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19709.000 PROFILE= 2 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19709.000 PROFILE= 2 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 19759.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19759.000 PROFILE= 1 MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19759.000 PROFILE= 2 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19759.000 PROFILE= 2 MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19794.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19794.000 PROFILE= 1 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19794.000 PROFILE= 1 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 19794.000 PROFILE= 2 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19794.000 PROFILE= 2 PROBABLE MINIMUM SPECIFIC ENERGY CAUTION SECNO= 19794.000 PROFILE= 2 20 TRIALS ATTEMPTED TO BALANCE WSEL CAUTION SECNO= 19944.000 PROFILE= 1 CRITICAL DEPTH ASSUMED CAUTION SECNO= 19944.000 PROFILE= 1 MINIMUM SPECIFIC ENERGY WARNING SECNO= 19944.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20069.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20069.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20279.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20279.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20479.000 PROFILE= 1 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE WARNING SECNO= 20479.000 PROFILE= 2 CONVEYANCE CHANGE OUTSIDE ACCEPTABLE RANGE 1 18AUG11 16:03:38 PAGE 16 FLOODWAY DATA, CITY OF COPPELL, TEXAS ( PROFILE NO. 2 ------- FLOODWAY ------- WATER SURFACE ELEVATION STATION WIDTH SECTION MEAN WITH WITHOUT DIFFERENCE AREA VELOCITY FLOODWAY FLOODWAY 32816.000 503. 2358. 3.1 464.4 463.4 1.0 32916.000 356. 1780. 4.1 464.5 463.7 .8 33016.000 315. 1591. 4.6 464.7 464.0 .7 33116.000 325. 1675. 4.4 465.1 464.2 .9 33560.000 270. 1315. 5.6 466.2 465.3 .9 34075.000 346. 1841. 4.0 467.9 467.3 .6 34472.000 509. 2467. 3.0 468.8 468.0 .8 34822.000 511. 2338. 3.1 469.2 468.3 .9 6710.000 587. 2371. 3.1 470.8 470.0 .8 8000.000 509. 1934. 3.8 473.7 473.2 .5 9430.000 229. 1267. 5.3 478.1 477.2 .9 9494.000 74. 457. 14.7 477.5 477.5 .0 9526.000 79. 596. 11.2 479.4 479.4 .0 9590.000 332. 2916. 2.3 481.8 481.9 -.1 10120.000 173. 633. 10.6 481.7 481.9 -.2 10120.000 181. 796. 8.4 482.6 482.7 -.1 10210.000 200. 962. 7.0 483.5 483.3 .2 10470.000 190. 1160. 5.8 485.2 484.9 .3 10655.000 180. 1161. 5.8 485.7 485.3 .4 10830.000 180. 1029. 6.5 486.2 485.8 .4 11030.000 150. 1004. 6.7 487.1 486.9 .2 11230.000 270. 2156. 3.1 488.1 487.4 .7 11380.000 425. 1829. 3.1 488.3 487.5 .8 11880.000 284. 1231. 4.6 489.0 488.7 .3 12420.000 252. 1036. 5.5 490.5 490.4 .1 12540.000 164. 1056. 5.4 491.0 491.1 -.1 12585.000 79. 778. 7.3 490.9 490.9 .0 12615.000 79. 781. 7.3 491.0 491.0 .0 12675.000 165. 1146. 5.0 491.5 491.7 -.2 14600.000 223. 1411. 4.0 495.8 495.1 .7 17970.000 190. 713. 8.0 506.1 505.6 .5 18085.000 150. 1401. 4.1 507.7 506.9 .8 18125.000 150. 1460. 3.9 507.8 507.0 .8 18670.000 145. 1128. 5.1 508.3 507.6 .7 18786.000 145. 1002. 5.7 508.5 507.9 .6 18884.000 145. 983. 5.8 508.9 508.4 .5 18969.000 145. 1036. 5.5 509.1 508.7 .4 19609.000 135. 826. 6.9 510.8 510.7 .1 19659.000 125. 710. 8.0 510.9 510.8 .1 19709.000 102. 468. 12.2 510.9 510.9 .0 19759.000 101. 466. 12.2 512.2 512.2 .0 19794.000 111. 473. 12.1 513.9 514.0 -.1 1 18AUG11 16:03:38 PAGE 17 FLOODWAY DATA, CITY OF COPPELL, TEXAS ( PROFILE NO. 2 ------- FLOODWAY ------- WATER SURFACE ELEVATION STATION WIDTH SECTION MEAN WITH WITHOUT DIFFERENCE AREA VELOCITY FLOODWAY FLOODWAY 19944.000 227. 773. 7.4 517.0 517.1 -.1 20069.000 133. 955. 6.0 518.8 518.9 -.1 20279.000 229. 1928. 3.0 519.8 519.5 .3 20479.000 187. 1204. 4.7 519.7 519.5 .2 20779.000 197. 1209. 4.7 520.6 520.1 .5 22510.000 313. 1506. 3.8 524.1 523.1 1.0 05000100001500020000460480500520LOMR-Cottonwood Branch @ Freeport Prkwy Plan: Duplicate Effective FW 8/30/2016 Main Channel Distance (ft)Elevation (ft)LegendWS FWWS FPGroundRIVER-1 Reach-11 in Horiz. = 3000 ft 1 in Vert. = 15 ft ComparisonofEffectiveWSELvs.DuplicateEffectiveWSEL(100ͲYear) Effective Dupl.Eff. 22510 523.10 523.35 20779 520.10 520.32 20479 519.50 519.72 20279 519.50 519.71 20069 518.90 519.00 19944 517.10 517.21 19794 514.00 514.03 19759 512.20 512.21 19709 510.90 510.99 19659 510.80 510.77 19609 510.70 510.68 18969 508.70 508.76 18884 508.40 508.39 18835 18786 507.90 507.94 18670 507.60 507.66 18125 507.00 507.07 18085 506.90 507.02 17970 505.60 505.75 14600 495.10 495.09 12675 491.70 491.76 12615 491.00 491.04 12600 12585 490.90 491.00 12540 491.10 491.15 12420 490.40 490.51 11880 488.70 488.76 11380 487.50 487.59 11230 487.40 487.53 11030 486.90 486.98 10830 485.80 485.85 10655 485.30 485.43 10470 484.90 485.01 10210 483.30 483.39 10130 482.70 482.49 10120 481.90 481.83 9590 481.90 481.92 9526 479.40 479.33 9510 9494 477.50 477.52 9430 477.20 477.25 8000 473.20 473.28 6710 470.00 470.13 8(34822) 468.30 468.35 7(34472) 468.00 467.99 6(34075) 467.30 467.26 5(33560) 465.30 465.38 4(33116) 464.20 464.73 3(33016) 464.00 464.29 2(32916) 463.70 464.22 1(32816) 463.40 464.39 W.S.ElevRiverSta (#####)ͲParentheticalnotationindicatestheriverstationusedintheHECͲ2model,basedonDentonCrkstation NOTE:ThedifferencesinwatersurfaceelevationsareattributedtochangesnecessarytoexecuteHECͲ2modelsinHECͲRAS(namelyreach lengths),aswellasdifferencesinthehydrauliccomputationenginesbetweenbothplatform,particularlyatbridgesandculverts. RoyalLane FreeportParkway SandyLakeRd. HEC-RAS Plan: DupEff-FP River: RIVER-1 Reach: Reach-1 Profile: 100-YR Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 22510 100-YR 5700.00 511.80 523.35 523.57 0.002792 6.43 2086.98 750.11 0.36 Reach-1 20779 100-YR 5700.00 507.00 520.32 520.54 0.002228 5.69 1794.82 454.41 0.33 Reach-1 20479 100-YR 5700.00 506.10 519.72 520.00 0.001989 5.80 1750.69 403.47 0.32 Reach-1 20279 100-YR 5700.00 506.00 519.71 519.81 0.000612 3.27 2552.50 416.40 0.19 Reach-1 20069 100-YR 5700.00 505.80 519.00 519.51 0.002772 7.50 1450.09 354.37 0.40 Reach-1 19944 100-YR 5700.00 505.60 517.21 517.21 518.73 0.010361 11.78 840.70 282.16 0.72 Reach-1 19794 100-YR 5700.00 503.90 514.03 514.03 516.19 0.023503 11.77 484.29 113.76 1.01 Reach-1 19759 100-YR 5700.00 503.80 512.21 512.21 514.55 0.022561 12.26 464.87 100.52 1.00 Reach-1 19709 100-YR 5700.00 503.60 510.99 510.99 513.29 0.018177 12.17 468.35 101.87 1.00 Reach-1 19659 100-YR 5700.00 503.30 510.77 511.81 0.006323 8.17 697.38 125.26 0.61 Reach-1 19609 100-YR 5700.00 503.00 510.68 511.44 0.004280 7.03 810.91 136.25 0.51 Reach-1 18969 100-YR 5700.00 499.90 508.76 509.28 0.002517 5.83 977.11 145.66 0.40 Reach-1 18884 100-YR 5700.00 499.50 508.39 504.82 508.99 0.004711 6.18 922.81 137.39 0.42 Reach-1 18835 Bridge Reach-1 18786 100-YR 5700.00 499.00 507.94 508.52 0.004629 6.13 929.24 137.78 0.42 Reach-1 18670 100-YR 5700.00 498.40 507.66 508.13 0.002130 5.50 1036.32 148.87 0.37 Reach-1 18125 100-YR 5700.00 495.80 507.07 507.34 0.000878 4.18 1428.99 213.40 0.25 Reach-1 18085 100-YR 5700.00 495.40 507.02 507.30 0.001005 4.28 1415.53 237.37 0.26 Reach-1 17970 100-YR 5700.00 497.00 505.75 505.75 506.85 0.013301 10.53 914.23 386.19 0.78 Reach-1 14600 100-YR 5700.00 486.40 495.09 495.31 0.002009 5.14 1759.56 408.94 0.32 Reach-1 12675 100-YR 5700.00 474.90 491.76 492.06 0.001518 5.06 1585.82 353.79 0.29 Reach-1 12615 100-YR 5700.00 474.10 491.04 485.61 491.84 0.000946 7.19 792.55 79.00 0.40 Reach-1 12600 Bridge Reach-1 12585 100-YR 5700.00 474.10 491.00 491.81 0.000955 7.22 789.81 79.00 0.40 Reach-1 12540 100-YR 5700.00 474.90 491.15 491.54 0.002103 5.70 1376.07 331.02 0.33 Reach-1 12420 100-YR 5700.00 474.52 490.51 491.18 0.003582 6.90 1030.15 251.20 0.42 Reach-1 11880 100-YR 5700.00 471.78 488.76 489.33 0.003325 6.63 1157.76 276.96 0.41 Reach-1 11380 100-YR 5700.00 471.80 487.59 487.90 0.002359 5.13 1550.67 400.55 0.34 Reach-1 11230 100-YR 6700.00 472.50 487.53 487.67 0.000732 3.97 2589.44 435.43 0.21 Reach-1 11030 100-YR 6700.00 471.01 486.98 487.36 0.002550 6.01 1542.98 305.25 0.35 Reach-1 10830 100-YR 6700.00 471.18 485.85 486.68 0.004999 8.43 1156.99 301.42 0.50 Reach-1 10655 100-YR 6700.00 470.63 485.43 485.96 0.002886 6.90 1379.99 279.17 0.39 Reach-1 10470 100-YR 6700.00 469.31 485.01 485.47 0.002377 6.11 1398.78 255.25 0.35 Reach-1 10210 100-YR 6700.00 468.66 483.39 484.47 0.006878 9.83 1111.06 324.54 0.57 Reach-1 10130 100-YR 6700.00 468.53 482.49 481.88 483.79 0.009874 9.78 894.31 308.14 0.68 Reach-1 10120 100-YR 6700.00 468.53 481.83 481.83 483.62 0.015197 11.28 724.29 241.76 0.83 Reach-1 9590 100-YR 6700.00 466.50 481.92 481.96 0.000220 2.05 4869.46 734.32 0.11 Reach-1 9526 100-YR 6700.00 467.80 479.33 477.51 481.33 0.002878 11.35 590.19 75.12 0.71 Reach-1 9510 Bridge Reach-1 9494 100-YR 6700.00 467.80 477.52 477.52 480.84 0.005713 14.63 458.04 69.81 1.01 Reach-1 9430 100-YR 6700.00 466.50 477.25 477.56 0.002889 5.15 1802.37 539.82 0.37 Reach-1 8000 100-YR 7300.00 463.90 473.28 473.47 0.003231 5.09 2267.48 700.52 0.36 Reach-1 6710 100-YR 7300.00 460.60 470.13 470.29 0.002622 4.87 2504.94 770.61 0.34 Reach-1 8 100-YR 7300.00 458.20 468.35 468.50 0.001675 4.70 2769.51 857.82 0.32 Reach-1 7 100-YR 7300.00 457.30 467.99 468.08 0.001014 3.69 3287.57 847.88 0.23 Reach-1 6 100-YR 7300.00 455.60 467.26 467.52 0.001772 5.57 2183.32 555.97 0.33 Reach-1 5 100-YR 7300.00 454.10 465.38 466.04 0.005106 9.29 1426.19 406.75 0.54 Reach-1 4 100-YR 7300.00 452.50 464.73 465.07 0.001057 5.13 2008.28 510.69 0.28 Reach-1 3 100-YR 7300.00 452.20 464.29 464.97 0.000540 6.60 1106.16 118.07 0.38 Reach-1 2 100-YR 7300.00 452.20 464.22 464.91 0.000551 6.65 1098.05 117.80 0.38 Reach-1 1 100-YR 7300.00 452.20 464.39 461.90 464.57 0.001560 5.13 2357.67 503.12 0.29 HEC-RAS Plan: DupEff-FW River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 22510 FP 5700.00 511.80 523.35 523.57 0.002792 6.43 2086.98 750.11 0.36 Reach-1 22510 FW 5700.00 511.80 524.21 524.52 0.002688 6.67 1527.25 313.00 0.36 Reach-1 20779 FP 5700.00 507.00 520.32 520.54 0.002228 5.69 1794.82 454.41 0.33 Reach-1 20779 FW 5700.00 507.00 520.63 521.00 0.003079 6.18 1214.08 197.02 0.35 Reach-1 20479 FP 5700.00 506.10 519.72 520.00 0.001989 5.80 1750.69 403.47 0.32 Reach-1 20479 FW 5700.00 506.10 519.76 520.24 0.002807 6.90 1210.94 187.19 0.38 Reach-1 20279 FP 5700.00 506.00 519.71 519.81 0.000612 3.27 2552.50 416.40 0.19 Reach-1 20279 FW 5700.00 506.00 519.81 519.95 0.000785 3.51 1936.77 228.92 0.20 Reach-1 20069 FP 5700.00 505.80 519.00 519.51 0.002772 7.50 1450.09 354.37 0.40 Reach-1 20069 FW 5700.00 505.80 518.76 519.55 0.003789 8.63 954.98 133.02 0.47 Reach-1 19944 FP 5700.00 505.60 517.21 517.21 518.73 0.010361 11.78 840.70 282.16 0.72 Reach-1 19944 FW 5700.00 505.60 517.14 517.14 518.66 0.010441 11.76 794.60 227.00 0.72 Reach-1 19794 FP 5700.00 503.90 514.03 514.03 516.19 0.023503 11.77 484.29 113.76 1.01 Reach-1 19794 FW 5700.00 503.90 513.99 513.99 516.19 0.023627 11.89 479.49 111.17 1.01 Reach-1 19759 FP 5700.00 503.80 512.21 512.21 514.55 0.022561 12.26 464.87 100.52 1.00 Reach-1 19759 FW 5700.00 503.80 512.21 512.21 514.55 0.022559 12.26 464.88 100.52 1.00 Reach-1 19709 FP 5700.00 503.60 510.99 510.99 513.29 0.018177 12.17 468.35 101.87 1.00 Reach-1 19709 FW 5700.00 503.60 510.99 510.99 513.29 0.018176 12.17 468.37 101.87 1.00 Reach-1 19659 FP 5700.00 503.30 510.77 511.81 0.006323 8.17 697.38 125.26 0.61 Reach-1 19659 FW 5700.00 503.30 510.88 511.88 0.005927 8.02 711.10 125.00 0.59 Reach-1 19609 FP 5700.00 503.00 510.68 511.44 0.004280 7.03 810.91 136.25 0.51 Reach-1 19609 FW 5700.00 503.00 510.80 511.54 0.003977 6.89 827.17 135.00 0.49 Reach-1 18969 FP 5700.00 499.90 508.76 509.28 0.002517 5.83 977.11 145.66 0.40 Reach-1 18969 FW 5700.00 499.90 509.17 509.64 0.002069 5.50 1037.17 145.00 0.36 Reach-1 18884 FP 5700.00 499.50 508.39 504.82 508.99 0.004711 6.18 922.81 137.39 0.42 Reach-1 18884 FW 5700.00 499.50 508.87 504.82 509.39 0.003886 5.79 984.65 134.79 0.38 Reach-1 18835 Bridge Reach-1 18786 FP 5700.00 499.00 507.94 508.52 0.004629 6.13 929.24 137.78 0.42 Reach-1 18786 FW 5700.00 499.00 508.52 509.02 0.003684 5.68 1004.20 135.00 0.37 Reach-1 18670 FP 5700.00 498.40 507.66 508.13 0.002130 5.50 1036.32 148.87 0.37 Reach-1 18670 FW 5700.00 498.40 508.32 508.71 0.001570 5.04 1130.60 145.00 0.32 Reach-1 18125 FP 5700.00 495.80 507.07 507.34 0.000878 4.18 1428.99 213.40 0.25 Reach-1 18125 FW 5700.00 495.80 507.86 508.09 0.000715 3.90 1463.28 150.00 0.22 Reach-1 18085 FP 5700.00 495.40 507.02 507.30 0.001005 4.28 1415.53 237.37 0.26 Reach-1 18085 FW 5700.00 495.40 507.80 508.06 0.000801 4.10 1404.63 150.00 0.23 Reach-1 17970 FP 5700.00 497.00 505.75 505.75 506.85 0.013301 10.53 914.23 386.19 0.78 Reach-1 17970 FW 5700.00 497.00 506.17 505.95 507.59 0.013550 11.15 719.40 190.00 0.80 Reach-1 14600 FP 5700.00 486.40 495.09 495.31 0.002009 5.14 1759.56 408.94 0.32 Reach-1 14600 FW 5700.00 486.40 495.83 496.10 0.002107 5.17 1420.03 223.00 0.31 Reach-1 12675 FP 5700.00 474.90 491.76 492.06 0.001518 5.06 1585.82 353.79 0.29 Reach-1 12675 FW 5700.00 474.90 491.75 492.18 0.002040 5.76 1177.58 165.00 0.33 Reach-1 12615 FP 5700.00 474.10 491.04 485.61 491.84 0.000946 7.19 792.55 79.00 0.40 Reach-1 12615 FW 5700.00 474.10 491.20 485.61 492.00 0.000915 7.15 796.84 75.00 0.39 Reach-1 12600 Bridge Reach-1 12585 FP 5700.00 474.10 491.00 491.81 0.000955 7.22 789.81 79.00 0.40 Reach-1 12585 FW 5700.00 474.10 491.17 491.97 0.000923 7.17 794.46 75.00 0.39 Reach-1 12540 FP 5700.00 474.90 491.15 491.54 0.002103 5.70 1376.07 331.02 0.33 Reach-1 12540 FW 5700.00 474.90 491.25 491.76 0.002502 6.21 1093.84 164.00 0.36 Reach-1 12420 FP 5700.00 474.52 490.51 491.18 0.003582 6.90 1030.15 251.20 0.42 Reach-1 12420 FW 5700.00 474.52 490.75 491.39 0.003282 6.73 991.95 180.00 0.41 Reach-1 11880 FP 5700.00 471.78 488.76 489.33 0.003325 6.63 1157.76 276.96 0.41 Reach-1 11880 FW 5700.00 471.78 489.11 489.69 0.003115 6.60 1091.52 226.00 0.40 HEC-RAS Plan: DupEff-FW River: RIVER-1 Reach: Reach-1 (Continued) Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 11380 FP 5700.00 471.80 487.59 487.90 0.002359 5.13 1550.67 400.55 0.34 Reach-1 11380 FW 5700.00 471.80 488.25 488.51 0.001681 4.59 1587.05 296.00 0.29 Reach-1 11230 FP 6700.00 472.50 487.53 487.67 0.000732 3.97 2589.46 435.44 0.21 Reach-1 11230 FW 6700.00 472.50 488.14 488.33 0.000759 4.19 2159.81 270.00 0.21 Reach-1 11030 FP 6700.00 471.01 486.98 487.36 0.002550 6.01 1542.99 305.26 0.35 Reach-1 11030 FW 6700.00 471.01 487.12 487.91 0.004186 7.79 1005.29 150.18 0.46 Reach-1 10830 FP 6700.00 471.18 485.85 486.68 0.004999 8.43 1157.02 301.42 0.50 Reach-1 10830 FW 6700.00 471.18 486.22 487.07 0.004609 8.32 1032.70 180.00 0.48 Reach-1 10655 FP 6700.00 470.63 485.43 485.96 0.002886 6.90 1380.03 279.18 0.39 Reach-1 10655 FW 6700.00 470.63 485.71 486.37 0.003178 7.37 1164.89 180.00 0.41 Reach-1 10470 FP 6700.00 469.31 485.01 485.47 0.002377 6.11 1398.82 255.25 0.35 Reach-1 10470 FW 6700.00 469.31 485.17 485.81 0.002975 6.91 1162.65 190.11 0.39 Reach-1 10210 FP 6700.00 468.66 483.39 484.47 0.006878 9.83 1111.09 324.65 0.57 Reach-1 10210 FW 6700.00 468.66 483.44 484.63 0.007192 10.09 957.82 200.00 0.58 Reach-1 10130 FP 6700.00 468.53 482.49 481.88 483.79 0.009899 9.79 893.28 308.04 0.69 Reach-1 10130 FW 6700.00 468.53 482.58 481.72 483.94 0.009794 9.84 790.98 181.12 0.68 Reach-1 10120 FP 6700.00 468.53 481.82 481.82 483.62 0.015293 11.31 722.29 241.50 0.84 Reach-1 10120 FW 6700.00 468.53 481.72 481.72 483.75 0.017242 11.86 638.13 173.12 0.89 Reach-1 9590 FP 6700.00 466.50 481.91 481.95 0.000221 2.05 4863.43 733.86 0.11 Reach-1 9590 FW 6700.00 466.50 481.86 481.95 0.000441 2.84 2903.23 332.00 0.16 Reach-1 9526 FP 6700.00 467.80 479.31 477.54 481.32 0.002903 11.39 588.34 75.08 0.72 Reach-1 9526 FW 6700.00 467.80 479.31 477.54 481.32 0.002903 11.39 588.36 75.08 0.72 Reach-1 9510 Bridge Reach-1 9494 FP 6700.00 467.80 477.55 477.55 480.84 0.005644 14.56 460.13 69.92 1.00 Reach-1 9494 FW 6700.00 467.80 477.55 477.55 480.84 0.005644 14.56 460.12 69.92 1.00 Reach-1 9430 FP 6700.00 466.50 477.25 477.56 0.002888 5.15 1802.57 539.84 0.37 Reach-1 9430 FW 6700.00 466.50 478.11 478.58 0.003230 5.74 1282.80 229.00 0.40 Reach-1 8000 FP 7300.00 463.90 473.28 473.47 0.003234 5.10 2266.93 700.49 0.36 Reach-1 8000 FW 7300.00 463.90 473.76 474.00 0.003472 5.55 1971.72 509.00 0.38 Reach-1 6710 FP 7300.00 460.60 470.13 470.29 0.002616 4.87 2506.98 770.68 0.34 Reach-1 6710 FW 7300.00 460.60 470.79 470.96 0.002247 4.81 2367.91 587.00 0.32 Reach-1 8 FP 7300.00 458.20 468.40 468.54 0.001603 4.62 2813.35 861.44 0.31 Reach-1 8 FW 7300.00 458.20 468.98 469.20 0.001791 5.16 2220.81 511.00 0.33 Reach-1 7 FP 7300.00 457.30 468.05 468.14 0.000982 3.65 3341.94 858.09 0.23 Reach-1 7 FW 7300.00 457.30 468.48 468.65 0.001616 4.85 2369.50 509.00 0.29 Reach-1 6 FP 7300.00 455.60 467.36 467.61 0.001653 5.42 2240.26 558.62 0.32 Reach-1 6 FW 7300.00 455.60 467.65 467.95 0.001734 5.67 1889.93 346.00 0.33 Reach-1 5 FP 7300.00 454.10 464.61 464.61 465.81 0.009733 12.09 1118.12 387.74 0.74 Reach-1 5 FW 7300.00 454.10 464.63 464.63 466.03 0.010569 12.61 964.90 270.00 0.77 Reach-1 4 FP 7300.00 452.50 462.81 463.56 0.002655 7.12 1189.65 303.92 0.42 Reach-1 4 FW 7300.00 452.50 463.11 463.78 0.002286 6.76 1268.09 270.56 0.40 Reach-1 3 FP 7300.00 452.20 462.29 463.37 0.001031 8.31 878.25 110.14 0.52 Reach-1 3 FW 7300.00 452.20 462.62 463.61 0.000921 7.98 914.27 111.43 0.49 Reach-1 2 FP 7300.00 452.20 462.13 463.25 0.001095 8.49 860.01 109.48 0.53 Reach-1 2 FW 7300.00 452.20 462.16 463.42 0.001223 9.01 809.94 95.12 0.54 Reach-1 1 FP 7300.00 452.20 461.90 461.90 462.95 0.013303 12.34 1143.35 466.74 0.80 Reach-1 1 FW 7300.00 452.20 461.96 461.96 463.05 0.013014 12.28 1068.46 376.50 0.79 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: FIS - Sandy Lake - Pre-Project - FW 4/21/2017 Main Channel Distance (ft)Elevation (ft)LegendWS FWWS FPGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: FIS_Pre-Proj-FW River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 FP 6700.00 468.53 483.67 484.02 0.001677 5.75 1817.08 369.49 0.31 Reach-1 10130 FW 6700.00 468.53 484.37 484.65 0.001276 5.22 1822.74 270.00 0.27 Reach-1 10120 FP 6700.00 468.53 483.65 484.00 0.001693 5.77 1810.03 369.03 0.31 Reach-1 10120 FW 6700.00 468.53 484.34 484.64 0.001315 5.29 1787.30 262.00 0.27 Reach-1 9890 FP 6700.00 468.10 483.43 483.61 0.001083 4.73 2443.74 448.28 0.24 Reach-1 9890 FW 6700.00 468.10 484.14 484.32 0.000946 4.59 2314.55 329.00 0.23 Reach-1 9590 FP 6700.00 467.40 483.29 483.39 0.000635 3.64 3176.96 537.61 0.18 Reach-1 9590 FW 6700.00 467.40 483.87 484.08 0.001011 4.73 2036.41 249.83 0.23 Reach-1 9526 FP 6700.00 467.28 481.62 477.58 482.94 0.004107 9.48 812.72 235.68 0.49 Reach-1 9526 FW 6700.00 467.28 482.62 477.58 483.71 0.003074 8.67 874.98 97.00 0.43 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9494 FP 6700.00 467.28 477.58 477.58 481.02 0.018394 15.08 465.67 71.81 0.97 Reach-1 9494 FW 6700.00 467.28 478.06 477.56 481.37 0.018381 14.60 458.92 57.00 0.91 Reach-1 9475 FP 6700.00 467.23 478.31 477.44 479.69 0.009367 10.68 826.51 446.75 0.67 Reach-1 9475 FW 6700.00 467.23 479.00 478.16 480.05 0.006569 9.34 932.41 170.00 0.57 Reach-1 9233 FP 6700.00 467.00 476.75 475.98 477.25 0.008540 8.25 1313.78 435.13 0.57 Reach-1 9233 FW 6700.00 467.00 477.75 476.29 478.26 0.006090 7.67 1252.31 298.93 0.49 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: FIS - Sandy Lake - As Built - FW 4/21/2017 Main Channel Distance (ft)Elevation (ft)LegendWS FWWS FPGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: FW_FIS_WSEL River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 FP 6700.00 468.53 482.11 482.84 0.003906 7.92 1270.04 332.20 0.45 Reach-1 10130 FW 6700.00 468.53 482.27 482.95 0.003588 7.67 1255.99 270.00 0.44 Reach-1 10120 FP 6700.00 468.53 482.05 482.80 0.004060 8.04 1248.47 330.64 0.46 Reach-1 10120 FW 6700.00 468.53 482.20 482.91 0.003736 7.80 1226.89 262.00 0.44 Reach-1 9890 FP 6700.00 468.10 480.06 480.06 481.33 0.008904 10.92 1059.80 373.33 0.65 Reach-1 9890 FW 6700.00 468.10 480.06 480.06 481.46 0.009488 11.28 978.15 315.81 0.67 Reach-1 9590 FP 6700.00 468.45 477.85 476.28 479.33 0.004973 9.79 684.63 255.34 0.69 Reach-1 9590 FW 6700.00 468.45 478.55 476.28 479.75 0.003504 8.78 763.14 243.89 0.59 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9475 FP 6700.00 468.07 477.69 478.57 0.002774 7.56 886.62 137.32 0.52 Reach-1 9475 FW 6700.00 468.07 478.45 479.16 0.001962 6.75 992.64 139.79 0.45 Reach-1 9233 FP 6700.00 467.00 476.75 475.98 477.25 0.008540 8.25 1313.78 435.13 0.57 Reach-1 9233 FW 6700.00 467.00 477.75 476.29 478.26 0.006090 7.67 1252.31 298.93 0.49 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: FIS - Sandy Lake - Pre-Project FP 4/24/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 500-YRWS 100-YRWS 50-YRWS 10-YRGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: FIS_Pre-Proj_FP River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 10-YR 4200.00 468.53 481.00 481.53 0.003065 6.45 921.69 290.62 0.39 Reach-1 10130 50-YR 5900.00 468.53 482.63 483.06 0.002253 6.23 1444.67 344.54 0.35 Reach-1 10130 100-YR 6700.00 468.53 483.67 484.02 0.001677 5.75 1817.08 369.49 0.31 Reach-1 10130 500-YR 8600.00 468.53 485.29 485.59 0.001291 5.53 2440.87 397.60 0.27 Reach-1 10120 10-YR 4200.00 468.53 480.95 481.50 0.003156 6.52 908.73 288.89 0.40 Reach-1 10120 50-YR 5900.00 468.53 482.60 483.04 0.002288 6.27 1435.30 343.89 0.35 Reach-1 10120 100-YR 6700.00 468.53 483.65 484.00 0.001693 5.77 1810.03 369.03 0.31 Reach-1 10120 500-YR 8600.00 468.53 485.28 485.58 0.001299 5.54 2435.24 397.38 0.27 Reach-1 9890 10-YR 4200.00 468.10 480.32 480.73 0.002858 6.31 1157.80 379.12 0.37 Reach-1 9890 50-YR 5900.00 468.10 482.27 482.51 0.001553 5.30 1939.88 422.54 0.28 Reach-1 9890 100-YR 6700.00 468.10 483.43 483.61 0.001083 4.73 2443.74 448.28 0.24 Reach-1 9890 500-YR 8600.00 468.10 485.11 485.27 0.000837 4.53 3229.18 485.71 0.21 Reach-1 9590 10-YR 4200.00 467.40 479.68 480.00 0.002545 5.79 1321.38 477.13 0.34 Reach-1 9590 50-YR 5900.00 467.40 482.05 482.19 0.000958 4.17 2518.31 525.50 0.22 Reach-1 9590 100-YR 6700.00 467.40 483.29 483.39 0.000635 3.64 3176.96 537.61 0.18 Reach-1 9590 500-YR 8600.00 467.40 485.01 485.10 0.000493 3.50 4118.18 559.21 0.16 Reach-1 9526 10-YR 4200.00 467.28 478.53 475.62 479.57 0.004771 8.31 535.00 73.85 0.50 Reach-1 9526 50-YR 5900.00 467.28 480.40 477.02 481.72 0.004691 9.41 678.91 80.10 0.51 Reach-1 9526 100-YR 6700.00 467.28 481.62 477.58 482.94 0.004107 9.48 812.72 235.68 0.49 Reach-1 9526 500-YR 8600.00 467.28 484.30 478.85 484.89 0.001865 7.34 2377.52 736.74 0.34 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9494 10-YR 4200.00 467.28 477.34 478.79 0.008102 9.79 448.28 71.28 0.64 Reach-1 9494 50-YR 5900.00 467.28 477.64 477.02 480.26 0.013861 13.16 470.13 71.94 0.84 Reach-1 9494 100-YR 6700.00 467.28 477.58 477.58 481.02 0.018394 15.08 465.67 71.81 0.97 Reach-1 9494 500-YR 8600.00 467.28 478.85 478.85 482.86 0.017580 16.35 558.79 74.73 0.97 Reach-1 9475 10-YR 4200.00 467.23 477.56 475.63 478.32 0.005502 7.78 704.81 401.30 0.51 Reach-1 9475 50-YR 5900.00 467.23 478.20 477.04 479.32 0.007673 9.60 808.25 436.50 0.61 Reach-1 9475 100-YR 6700.00 467.23 478.31 477.44 479.69 0.009367 10.68 826.50 446.75 0.67 Reach-1 9475 500-YR 8600.00 467.23 478.91 478.14 480.71 0.011528 12.30 930.63 503.16 0.75 Reach-1 9233 10-YR 4200.00 467.00 475.41 475.41 476.17 0.016376 10.03 756.46 396.96 0.77 Reach-1 9233 50-YR 5900.00 467.00 476.10 475.76 476.78 0.013277 9.67 1038.33 416.56 0.70 Reach-1 9233 100-YR 6700.00 467.00 476.75 475.99 477.25 0.008540 8.25 1313.78 435.13 0.57 Reach-1 9233 500-YR 8600.00 467.00 477.10 476.33 477.74 0.010125 9.31 1468.84 450.93 0.63 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: FIS- Sandy Lake - As Built - FP 4/24/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 500-YRWS 100-YRWS 50-YRWS 10-YRGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: FIS_WSEL River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 10-YR 4200.00 468.53 480.91 481.47 0.003249 6.60 895.93 287.17 0.40 Reach-1 10130 50-YR 5900.00 468.53 481.79 482.46 0.003678 7.51 1163.69 321.28 0.44 Reach-1 10130 100-YR 6700.00 468.53 482.11 482.84 0.003906 7.92 1270.04 332.20 0.45 Reach-1 10130 500-YR 8600.00 468.53 482.78 483.63 0.004400 8.80 1497.58 348.19 0.49 Reach-1 10120 10-YR 4200.00 468.53 480.86 481.44 0.003362 6.68 881.12 285.16 0.41 Reach-1 10120 50-YR 5900.00 468.53 481.73 482.42 0.003815 7.61 1144.32 318.93 0.45 Reach-1 10120 100-YR 6700.00 468.53 482.05 482.80 0.004060 8.04 1248.47 330.64 0.46 Reach-1 10120 500-YR 8600.00 468.53 482.70 483.59 0.004593 8.94 1470.50 346.33 0.50 Reach-1 9890 10-YR 4200.00 468.10 479.04 479.04 480.20 0.008058 9.57 697.76 335.58 0.60 Reach-1 9890 50-YR 5900.00 468.10 479.74 479.74 481.01 0.008905 10.66 941.15 362.04 0.64 Reach-1 9890 100-YR 6700.00 468.10 480.06 480.06 481.33 0.008904 10.92 1059.80 373.33 0.65 Reach-1 9890 500-YR 8600.00 468.10 481.65 480.60 482.36 0.004788 8.95 1681.12 408.68 0.49 Reach-1 9590 10-YR 4200.00 468.45 476.86 474.71 477.67 0.003144 7.25 578.96 136.34 0.54 Reach-1 9590 50-YR 5900.00 468.45 477.43 475.80 478.75 0.004678 9.23 639.35 210.95 0.67 Reach-1 9590 100-YR 6700.00 468.45 477.85 476.28 479.33 0.004973 9.79 684.63 255.34 0.69 Reach-1 9590 500-YR 8600.00 468.45 478.42 477.29 480.47 0.006165 11.50 748.18 262.68 0.78 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9475 10-YR 4200.00 468.07 476.76 477.23 0.001698 5.51 762.34 132.10 0.40 Reach-1 9475 50-YR 5900.00 468.07 477.29 478.07 0.002554 7.09 832.50 133.79 0.50 Reach-1 9475 100-YR 6700.00 468.07 477.69 478.57 0.002774 7.56 886.62 137.32 0.52 Reach-1 9475 500-YR 8600.00 468.07 478.22 479.46 0.003584 8.96 959.69 139.02 0.60 Reach-1 9233 10-YR 4200.00 467.00 475.41 475.41 476.17 0.016376 10.03 756.46 396.96 0.77 Reach-1 9233 50-YR 5900.00 467.00 476.10 475.76 476.78 0.013277 9.67 1038.33 416.56 0.70 Reach-1 9233 100-YR 6700.00 467.00 476.75 475.99 477.25 0.008540 8.25 1313.78 435.13 0.57 Reach-1 9233 500-YR 8600.00 467.00 477.10 476.33 477.74 0.010125 9.31 1468.84 450.93 0.63 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: LOMR - Pre-Project - Ultimate FP 3/9/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 100-ULTWS 002-ULTGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: Pre-Proj_ULT River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 002-ULT 2750.00 468.53 479.91 480.35 0.002727 5.55 628.53 243.22 0.36 Reach-1 10130 100-ULT 8250.00 468.53 485.37 485.64 0.001149 5.23 2472.38 398.84 0.26 Reach-1 10120 002-ULT 2750.00 468.53 479.87 480.32 0.002787 5.60 619.99 239.84 0.37 Reach-1 10120 100-ULT 8250.00 468.53 485.36 485.63 0.001155 5.24 2467.42 398.65 0.26 Reach-1 9890 002-ULT 2750.00 468.10 479.21 479.64 0.002999 5.92 754.01 341.88 0.37 Reach-1 9890 100-ULT 8250.00 468.10 485.21 485.35 0.000739 4.28 3278.52 487.96 0.20 Reach-1 9590 002-ULT 2750.00 467.40 477.64 478.42 0.006374 7.67 496.90 224.23 0.52 Reach-1 9590 100-ULT 8250.00 467.40 485.12 485.20 0.000434 3.30 4181.96 560.87 0.15 Reach-1 9526 002-ULT 2750.00 467.28 477.44 474.01 478.04 0.003308 6.32 455.65 71.50 0.41 Reach-1 9526 100-ULT 8250.00 467.28 484.58 478.66 485.04 0.001462 6.58 2590.16 754.66 0.30 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9494 002-ULT 2750.00 467.28 476.98 477.68 0.004132 6.77 423.13 70.52 0.45 Reach-1 9494 100-ULT 8250.00 467.28 478.66 478.66 482.53 0.017454 16.06 544.62 74.13 0.96 Reach-1 9475 002-ULT 2750.00 467.23 476.58 473.93 477.51 0.006305 7.74 355.26 364.17 0.54 Reach-1 9475 100-ULT 8250.00 467.23 478.62 478.00 480.48 0.012176 12.42 879.96 476.13 0.77 Reach-1 9233 002-ULT 2750.00 467.00 475.69 474.96 475.92 0.004773 5.57 869.64 405.43 0.42 Reach-1 9233 100-ULT 8250.00 467.00 477.84 476.27 478.21 0.005036 7.03 1811.51 471.82 0.45 02004006008001000465470475480485LOMR - Cottonwood Branch @ Sandy Lake Plan: LOMR - Sandy Lake - As Built - ULT FP 4/24/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 100-ULTWS 002-ULTGroundRIVER-1 Reach-11 in Horiz. = 140 ft 1 in Vert. = 4 ft HEC-RAS Plan: LOMR_AsBuilt_ULT River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 10130 002-ULT 2750.00 468.53 479.73 480.21 0.003050 5.79 585.63 225.73 0.38 Reach-1 10130 100-ULT 8250.00 468.53 482.60 483.46 0.004465 8.76 1436.43 343.97 0.49 Reach-1 10120 002-ULT 2750.00 468.53 479.68 480.18 0.003136 5.85 575.44 221.37 0.39 Reach-1 10120 100-ULT 8250.00 468.53 482.52 483.42 0.004673 8.91 1408.62 342.03 0.50 Reach-1 9890 002-ULT 2750.00 468.10 476.76 478.66 0.015918 11.06 248.58 43.01 0.81 Reach-1 9890 100-ULT 8250.00 468.10 481.37 480.50 482.14 0.005280 9.22 1566.08 402.37 0.51 Reach-1 9590 002-ULT 2750.00 468.45 476.22 473.61 476.66 0.001912 5.35 513.79 108.99 0.42 Reach-1 9590 100-ULT 8250.00 468.45 478.61 477.12 480.39 0.005172 10.73 769.30 264.82 0.72 Reach-1 9510 SANDY LAKE RD Bridge Reach-1 9475 002-ULT 2750.00 468.07 476.16 476.41 0.001022 4.02 683.32 130.16 0.31 Reach-1 9475 100-ULT 8250.00 468.07 478.45 479.52 0.002979 8.32 992.12 139.78 0.55 Reach-1 9233 002-ULT 2750.00 467.00 475.69 474.96 475.92 0.004773 5.57 869.64 405.43 0.42 Reach-1 9233 100-ULT 8250.00 467.00 477.84 476.27 478.21 0.005036 7.03 1811.51 471.82 0.45 0100200300400500600475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: FIS - Freeport - Pre-Project - FW 4/3/2017 Main Channel Distance (ft)Elevation (ft)LegendWS FWWS FPGround1253912567125951260012661127071286812957RIVER-1 Reach-11 in Horiz. = 80 ft 1 in Vert. = 4 ft HEC-RAS Plan: FIS_PreProjFW River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 FP 5700.00 476.81 492.28 492.62 0.001767 4.98 1469.18 395.44 0.30 Reach-1 12957 FW 5700.00 476.81 493.02 493.28 0.001249 4.43 1580.36 300.00 0.26 Reach-1 12868 FP 5700.00 476.69 492.23 492.47 0.001141 4.87 1802.93 339.22 0.25 Reach-1 12868 FW 5700.00 476.69 492.91 493.18 0.001106 4.77 1422.30 140.00 0.24 Reach-1 12707 FP 5700.00 475.40 492.30 492.37 0.000161 2.15 2910.28 373.02 0.10 Reach-1 12707 FW 5700.00 475.40 493.02 493.08 0.000132 2.01 3105.26 310.00 0.09 Reach-1 12661 FP 5700.00 475.40 491.97 483.53 492.33 0.000952 4.82 1190.50 354.42 0.24 Reach-1 12661 FW 5700.00 475.40 492.73 483.53 493.04 0.001318 4.47 1294.96 185.00 0.27 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12595 FP 5700.00 475.20 491.19 486.01 491.89 0.002829 6.72 847.88 302.83 0.39 Reach-1 12595 FW 5700.00 475.20 491.93 486.01 492.54 0.002184 6.22 916.31 135.00 0.35 Reach-1 12567 FP 5700.00 474.83 491.37 491.62 0.001100 4.45 1595.81 339.45 0.25 Reach-1 12567 FW 5700.00 474.83 491.92 492.43 0.002055 6.05 1060.13 125.00 0.33 Reach-1 12539 FP 5700.00 474.74 491.25 487.22 491.55 0.001202 5.19 1494.49 337.89 0.26 Reach-1 12539 FW 5700.00 474.74 491.69 487.19 492.34 0.002087 6.99 948.87 108.00 0.34 Reach-1 12420 FP 5700.00 474.52 490.51 486.28 491.31 0.002920 7.93 947.38 206.98 0.40 Reach-1 12420 FW 5700.00 474.52 491.51 486.28 492.11 0.001941 6.81 1000.27 137.00 0.33 0100200300400500600475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: FIS - Freeport - As Built - FW 4/3/2017 Main Channel Distance (ft)Elevation (ft)LegendWS FWWS FPGroundRIVER-1 Reach-11 in Horiz. = 80 ft 1 in Vert. = 5 ft HEC-RAS Plan: FIS_AsBuilt_FW River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 FP 5700.00 476.81 491.80 492.22 0.002306 5.46 1289.20 355.47 0.34 Reach-1 12957 FW 5700.00 476.81 492.75 493.04 0.001427 4.64 1499.99 300.00 0.28 Reach-1 12868 FP 5700.00 476.69 491.48 491.98 0.002933 6.77 1276.96 312.94 0.37 Reach-1 12868 FW 5700.00 476.69 492.22 492.84 0.002873 7.01 978.45 120.00 0.37 Reach-1 12707 FP 5700.00 475.91 491.50 485.24 491.74 0.000600 3.93 1450.32 150.30 0.22 Reach-1 12707 FW 5700.00 475.91 492.37 485.24 492.58 0.000459 3.60 1582.57 151.80 0.20 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12567 FP 5700.00 474.83 491.40 491.60 0.000364 3.51 1629.43 202.38 0.20 Reach-1 12567 FW 5700.00 474.83 491.88 492.34 0.001004 5.46 1054.77 125.00 0.28 Reach-1 12539 FP 5700.00 474.74 491.06 491.50 0.001205 5.38 1109.69 146.48 0.30 Reach-1 12539 FW 5700.00 474.74 491.79 492.29 0.001290 5.70 1041.54 108.00 0.29 Reach-1 12420 FP 5700.00 474.52 490.51 486.18 491.26 0.003208 7.34 951.66 210.80 0.41 Reach-1 12420 FW 5700.00 474.52 491.51 486.17 492.09 0.002199 6.48 1000.27 137.00 0.34 0100200300400500600700475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: FIS - Freeport - Pre-Project FP 4/24/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 500-YRWS 100-YRWS 50-YRWS 10-YRGroundRIVER-1 Reach-11 in Horiz. = 100 ft 1 in Vert. = 4 ft HEC-RAS Plan: FIS_Pre-Proj_FP River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 10-YR 3600.00 476.81 490.80 491.06 0.001650 4.22 975.40 269.94 0.28 Reach-1 12957 50-YR 5000.00 476.81 491.56 491.92 0.002037 5.03 1205.56 334.65 0.32 Reach-1 12957 100-YR 5700.00 476.81 492.28 492.62 0.001767 4.98 1469.18 395.44 0.30 Reach-1 12957 500-YR 7100.00 476.81 493.82 494.08 0.001221 4.63 2173.33 522.75 0.26 Reach-1 12868 10-YR 3600.00 476.69 490.78 490.93 0.000835 3.81 1364.53 263.45 0.21 Reach-1 12868 50-YR 5000.00 476.69 491.52 491.75 0.001181 4.75 1574.03 302.04 0.25 Reach-1 12868 100-YR 5700.00 476.69 492.23 492.47 0.001141 4.87 1802.93 339.22 0.25 Reach-1 12868 500-YR 7100.00 476.69 493.76 493.97 0.000960 4.85 2386.86 435.72 0.24 Reach-1 12707 10-YR 3600.00 475.40 490.83 490.87 0.000095 1.54 2444.93 264.66 0.08 Reach-1 12707 50-YR 5000.00 475.40 491.59 491.65 0.000150 2.00 2664.38 318.27 0.10 Reach-1 12707 100-YR 5700.00 475.40 492.30 492.37 0.000161 2.15 2910.28 373.02 0.10 Reach-1 12707 500-YR 7100.00 475.40 493.81 493.89 0.000167 2.34 3556.96 492.15 0.10 Reach-1 12661 10-YR 3600.00 475.40 490.66 481.98 490.84 0.000551 3.41 1059.90 248.90 0.18 Reach-1 12661 50-YR 5000.00 475.40 491.31 483.04 491.62 0.000881 4.47 1124.23 300.88 0.23 Reach-1 12661 100-YR 5700.00 475.40 491.97 483.53 492.33 0.000952 4.82 1190.50 354.42 0.24 Reach-1 12661 500-YR 7100.00 475.40 493.49 484.44 493.85 0.001423 4.91 1700.45 463.28 0.28 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12595 10-YR 3600.00 475.20 490.31 483.93 490.65 0.001577 4.69 766.86 195.73 0.29 Reach-1 12595 50-YR 5000.00 475.20 490.68 485.37 491.29 0.002631 6.24 801.02 248.09 0.37 Reach-1 12595 100-YR 5700.00 475.20 491.19 486.01 491.89 0.002829 6.72 847.88 302.83 0.39 Reach-1 12595 500-YR 7100.00 475.20 492.21 487.43 492.74 0.002420 6.18 1403.14 351.10 0.36 Reach-1 12567 10-YR 3600.00 474.83 490.37 490.52 0.000759 3.45 1282.86 291.37 0.20 Reach-1 12567 50-YR 5000.00 474.83 490.81 491.05 0.001142 4.36 1415.56 312.67 0.25 Reach-1 12567 100-YR 5700.00 474.83 491.37 491.62 0.001100 4.45 1595.81 339.45 0.25 Reach-1 12567 500-YR 7100.00 474.83 492.29 492.57 0.001066 4.64 1930.87 384.32 0.25 Reach-1 12539 10-YR 3600.00 474.74 490.30 484.84 490.48 0.000799 4.02 1201.07 279.25 0.21 Reach-1 12539 50-YR 5000.00 474.74 490.69 486.52 490.99 0.001248 5.13 1315.01 304.83 0.26 Reach-1 12539 100-YR 5700.00 474.74 491.25 487.22 491.55 0.001202 5.19 1494.49 337.89 0.26 Reach-1 12539 500-YR 7100.00 474.74 492.18 488.81 492.50 0.001151 5.32 1832.76 382.85 0.25 Reach-1 12420 10-YR 3600.00 474.52 489.95 483.66 490.35 0.001487 5.49 837.82 184.66 0.28 Reach-1 12420 50-YR 5000.00 474.52 490.00 485.56 490.75 0.002804 7.56 847.09 186.29 0.38 Reach-1 12420 100-YR 5700.00 474.52 490.51 486.26 491.31 0.002920 7.93 947.38 206.98 0.40 Reach-1 12420 500-YR 7100.00 474.52 491.40 487.71 492.26 0.003019 8.44 1146.36 236.62 0.41 0100200300400500600700475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: FIS - Freeport-As Built FP 4/24/2017Main Channel Distance (ft)Elevation (ft)LegendWS 500-YRWS 100-YRWS 50-YRWS 10-YRGroundRIVER-1 Reach-11 in Horiz. = 100 ft 1 in Vert. = 5 ft HEC-RAS Plan: FIS_AsBuilt River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 10-YR 3600.00 476.81 490.62 490.90 0.001836 4.37 928.82 254.93 0.30 Reach-1 12957 50-YR 5000.00 476.81 491.23 491.64 0.002471 5.37 1098.83 306.49 0.35 Reach-1 12957 100-YR 5700.00 476.81 491.80 492.22 0.002306 5.46 1289.22 355.47 0.34 Reach-1 12957 500-YR 7100.00 476.81 492.78 493.20 0.002095 5.63 1676.63 436.77 0.34 Reach-1 12868 10-YR 3600.00 476.69 490.42 490.73 0.001983 5.19 981.56 243.69 0.30 Reach-1 12868 50-YR 5000.00 476.69 490.89 491.39 0.003024 6.62 1105.27 274.51 0.37 Reach-1 12868 100-YR 5700.00 476.69 491.48 491.98 0.002933 6.77 1276.98 312.94 0.37 Reach-1 12868 500-YR 7100.00 476.69 492.50 492.98 0.002673 6.87 1628.78 367.05 0.35 Reach-1 12707 10-YR 3600.00 475.91 490.45 484.24 490.57 0.000346 2.78 1293.41 150.30 0.17 Reach-1 12707 50-YR 5000.00 475.91 490.94 484.90 491.14 0.000560 3.66 1366.26 150.30 0.21 Reach-1 12707 100-YR 5700.00 475.91 491.50 485.24 491.74 0.000600 3.93 1450.33 150.30 0.22 Reach-1 12707 500-YR 7100.00 475.91 492.45 485.81 492.76 0.000696 4.45 1593.98 151.80 0.24 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12567 10-YR 3600.00 474.83 490.40 490.50 0.000205 2.47 1458.55 161.54 0.14 Reach-1 12567 50-YR 5000.00 474.83 490.85 491.02 0.000339 3.27 1532.68 179.88 0.19 Reach-1 12567 100-YR 5700.00 474.83 491.40 491.60 0.000364 3.51 1629.44 202.38 0.20 Reach-1 12567 500-YR 7100.00 474.83 492.34 492.59 0.000417 3.99 1793.66 202.62 0.21 Reach-1 12539 10-YR 3600.00 474.74 490.23 490.45 0.000648 3.73 993.97 135.19 0.21 Reach-1 12539 50-YR 5000.00 474.74 490.55 490.93 0.001112 5.00 1037.29 139.21 0.28 Reach-1 12539 100-YR 5700.00 474.74 491.06 491.50 0.001205 5.38 1109.69 146.48 0.30 Reach-1 12539 500-YR 7100.00 474.74 491.90 492.47 0.001403 6.12 1242.73 168.84 0.32 Reach-1 12420 10-YR 3600.00 474.52 489.95 483.70 490.32 0.001666 5.09 837.82 184.66 0.29 Reach-1 12420 50-YR 5000.00 474.52 490.00 485.47 490.70 0.003139 7.01 847.09 186.29 0.40 Reach-1 12420 100-YR 5700.00 474.52 490.51 486.19 491.26 0.003208 7.34 951.66 210.80 0.41 Reach-1 12420 500-YR 7100.00 474.52 491.40 487.70 492.21 0.003259 7.83 1148.23 230.97 0.42 0100200300400500600700475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: LOMR - Pre-Project - Ultimate FP 3/9/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 100-ULTWS 002-ULTGroundRIVER-1 Reach-11 in Horiz. = 100 ft 1 in Vert. = 4 ft HEC-RAS Plan: Pre-Proj_ULT River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 002-ULT 2750.00 476.81 489.00 489.34 0.002852 4.65 608.98 155.20 0.36 Reach-1 12957 100-ULT 8250.00 476.81 494.64 494.88 0.001077 4.59 2621.22 561.27 0.25 Reach-1 12868 002-ULT 2750.00 476.69 488.98 489.15 0.001125 3.88 960.74 196.49 0.24 Reach-1 12868 100-ULT 8250.00 476.69 494.57 494.79 0.000904 4.90 2762.05 474.66 0.23 Reach-1 12707 002-ULT 2750.00 475.40 489.04 489.07 0.000095 1.38 2015.33 217.52 0.07 Reach-1 12707 100-ULT 8250.00 475.40 494.61 494.71 0.000181 2.52 3973.13 530.50 0.11 Reach-1 12661 002-ULT 2750.00 475.40 488.90 481.27 489.05 0.000546 3.09 891.04 166.10 0.18 Reach-1 12661 100-ULT 8250.00 475.40 494.31 485.13 494.66 0.001301 4.97 2101.43 506.92 0.27 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12595 002-ULT 2750.00 475.20 488.53 482.89 488.85 0.002013 4.56 603.07 97.87 0.31 Reach-1 12595 100-ULT 8250.00 475.20 492.67 488.18 493.25 0.002538 6.54 1569.51 365.72 0.37 Reach-1 12567 002-ULT 2750.00 474.83 488.52 488.75 0.001474 4.13 802.03 238.43 0.27 Reach-1 12567 100-ULT 8250.00 474.83 492.76 493.07 0.001152 4.96 2114.94 406.87 0.26 Reach-1 12539 002-ULT 2750.00 474.74 488.37 483.32 488.69 0.001577 5.02 726.03 225.85 0.28 Reach-1 12539 100-ULT 8250.00 474.74 492.64 489.19 493.00 0.001237 5.64 2013.63 398.39 0.26 Reach-1 12420 002-ULT 2750.00 474.52 488.04 482.37 488.48 0.001911 5.54 551.91 107.09 0.31 Reach-1 12420 100-ULT 8250.00 474.52 491.71 489.42 492.73 0.003528 9.27 1220.88 244.18 0.44 0100200300400500600700475480485490495LOMR-Cottonwood Branch @ Freeport Prkwy Plan: LOMR - Freeport - As Built Ult FP 3/10/2017 Main Channel Distance (ft)Elevation (ft)LegendWS 100-ULTWS 002-ULTGroundRIVER-1 Reach-11 in Horiz. = 100 ft 1 in Vert. = 5 ft HEC-RAS Plan: LOMR_AsBuilt_ULT River: RIVER-1 Reach: Reach-1 Reach River Sta Profile Q Total Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # Chl (cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft) Reach-1 12957 002-ULT 2750.00 476.81 488.94 489.28 0.002973 4.71 598.70 152.06 0.37 Reach-1 12957 100-ULT 8250.00 476.81 493.33 493.77 0.002113 5.89 1931.11 482.71 0.34 Reach-1 12868 002-ULT 2750.00 476.69 488.56 489.00 0.003258 5.76 603.26 169.05 0.37 Reach-1 12868 100-ULT 8250.00 476.69 493.06 493.56 0.002712 7.14 1838.94 388.84 0.36 Reach-1 12707 002-ULT 2750.00 475.91 488.65 483.82 488.76 0.000418 2.68 1025.16 147.30 0.18 Reach-1 12707 100-ULT 8250.00 475.91 492.95 486.25 493.33 0.000807 4.94 1672.52 162.28 0.26 Reach-1 12600 FREEPORT PKWY Bridge Reach-1 12567 002-ULT 2750.00 474.83 488.59 488.68 0.000246 2.36 1166.35 161.54 0.15 Reach-1 12567 100-ULT 8250.00 474.83 492.82 493.13 0.000486 4.44 1879.06 206.21 0.23 Reach-1 12539 002-ULT 2750.00 474.74 488.44 488.63 0.000775 3.55 778.17 108.11 0.23 Reach-1 12539 100-ULT 8250.00 474.74 492.28 492.98 0.001673 6.84 1308.48 178.80 0.35 Reach-1 12420 002-ULT 2750.00 474.52 488.04 482.43 488.46 0.002407 5.27 551.91 107.09 0.34 Reach-1 12420 100-ULT 8250.00 474.52 491.71 488.93 492.68 0.003814 8.63 1220.92 238.02 0.45