City of Balch Springs Hickory Creek Flood Protection Planning Study Final Report Page: Table E.1
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Table E.1: HEC-RAS Plan: Hickory Creek Combined Existing
River Reach River Sta Profile QOTotal Min Ch El W.S. Elev Crit W.S. E.G. Elev E.G. Slope Vel Chnl Flow Area Top Width Froude # ChI
(cfs) (ft) (ft) (ft) (ft) (ft/ft) (ft/s) (sq ft) (ft)
Hickory Creek 1 39572 0.4% Annual Chan 8500 423.34 438.46 435.49 438.61 0.002227 4.18 3842.53 953.91 0.25
Hickory Creek 1 39572 0.2% Annual Chan 10450 423.34 439.14 436.2 439.29 0.002275 4.43 4511.57 1023.65 0.25
Hickory Creek 1 38283 50% Annual Chanc 1750 419.86 432 428.73 432.07 0.00294 2.34 877.5 347.13 0.24
Hickory Creek 1 38283 20% Annual Chanc 2750 419.86 433.11 430.29 433.18 0.002305 2.55 1418.54 663.99 0.22
Hickory Creek 1 38283 10% Annual Chanc 3900 419.86 434.02 430.74 434.11 0.002215 2.85 2068.88 726.32 0.22
Hickory Creek 1 38283 4% Annual Chance 5100 419.86 434.69 431.3 434.79 0.002223 3.11 2577.98 823.39 0.23
Hickory Creek 1 38283 2% Annual Chance 5850 419.86 435.05 431.51 435.16 0.002177 3.2 2881.74 845.92 0.23
Hickory Creek 1 38283 1% Annual Chance 6750 419.86 435.46 431.76 435.57 0.002155 3.33 3230.71 882.03 0.23
Hickory Creek 1 38283 0.4% Annual Chan 8500 419.86 436.16 432.32 436.27 0.002085 3.5 3851.38 903.85 0.23
Hickory Creek 1 38283 0.2% Annual Chan 10450 419.86 436.86 432.9 436.98 0.002052 3.7 4494.42 942.12 0.23
Hickory Creek 1 37389 50% Annual Chanc 1750 420.31 430.29 430.41 0.001367 3.4 953.41 343.88 0.23
Hickory Creek 1 37389 20% Annual Chanc 2750 420.31 431.69 431.81 0.001186 3.59 1627.55 592.61 0.22
Hickory Creek 1 37389 10% Annual Chanc 3900 420.31 432.6 432.73 0.001239 3.95 2180.52 622.83 0.23
Hickory Creek 1 37389 4% Annual Chance 5100 420.31 432.98 433.16 0.001661 4.7 2418.55 636.58 0.27
Hickory Creek 1 37389 2% Annual Chance 5850 420.31 433.23 433.43 0.00187 5.07 2581.88 646.44 0.29
Hickory Creek 1 37389 1% Annual Chance 6750 420.31 433.51 433.74 0.00212 5.51 2762.67 662.23 0 31
Hickory Creek 1 37389 0.4% Annual Chan 8500 420.31 434 434.29 0.002598 6.3 3095.9 704.91 0.34
Hickory Creek 1 37389 0.2% Annual Chan 10450 420.31 434.45 434.82 0.003188 7.18 3426.95 752.57 0.38
Hickory Creek 1 37356 50% Annual Chanc 1750 420.31 430.08 427.03 430.31 0.004138 3.89 482.11 412.54 0.31
Hickory Creek 1 37356 20% Annual Chanc 2750 420.31 431.64 428.22 431.76 0.002047 3.28 1436.88 580.82 0.23
Hickory Creek 1 37356 10% Annual Chanc 3900 420.31 432.56 429.09 432.68 0.001919 3.46 1989.91 621.36 0.22
Hickory Creek 1 37356 4% Annual Chance 5100 420.31 432.92 429.86 433.08 0.00249 4.07 2219.15 630.27 0.26
Hickory Creek 1 37356 2% Annual Chance 5850 420.31 433.17 430.77 433.35 0.00274 4.36 2377.17 636.34 0.27
Hickory Creek 1 37356 1% Annual Chance 6750 420.31 433.44 431.14 433.65 0.003045 4.7 2550.4 646.31 0.29
Hickory Creek 1 37356 0.4% Annual Chan 8500 420.31 433.92 431.6 434.17 0.003599 5.3 2865.71 671.73 0.31
Hickory Creek 1 37356 0.2% Annual Chan 10450 420.31 434.37 432.01 434.67 0.00423 5.94 3173.77 706.19 0.34
Hickory Creek 1 37295 Bridge
Hickory Creek 1 37262 50% Annual Chanc 1750 418.5 429.21 425.12 429.45 0.002926 3.97 450.07 133.19 0.27
Hickory Creek 1 37262 20% Annual Chanc 2750 418.5 430.44 426.31 430.86 0.004036 5.21 539.87 398.61 0.32
Hickory Creek 1 37262 10% Annual Chanc 3900 418.5 432.08 427.38 432.21 0.00156 3.67 1778.26 582.22 0.21
Hickory Creek 1 37262 4% Annual Chance 5100 418.5 432.28 428.33 432.48 0.002302 4.52 1897.34 592.14 0.25
Hickory Creek 1 37262 2% Annual Chance 5850 418.5 432.58 428.89 432.81 0.002455 4.76 2080.44 612.88 0.26
Hickory Creek 1 37262 1% Annual Chance 6750 418.5 432.91 429.49 433.15 0.002632 5.03 2281.56 631.15 0.27
Hickory Creek 1 37262 0.4% Annual Chan 8500 418.5 433.49 431.15 433.77 0.002881 5.46 2661.71 661.97 0.29
Hickory Creek 1 37262 0.2% Annual Chan 10450 418.5 434.03 431.64 434.34 0.00316 5.9 3023.43 680.78 0 31
Hickory Creek 1 37198 50% Annual Chanc 1750 418.4 428.52 429.09 0.006065 6.07 296 09 73.95 0.43
Hickory Creek 1 37198 20% Annual Chanc 2750 418.4 429.12 426.89 430.25 0.011232 8 58 352.64 132.43 0.59
Hickory Creek 1 37198 10% Annual Chanc 3900 418.4 429.32 428.54 431.4 0.020288 11.69 382.53 161.58 0.79
Hickory Creek 1 37198 4% Annual Chance 5100 418.4 430.9 430.9 431.96 0.010499 9.46 941.32 457.86 0.58
Hickory Creek 1 37198 2% Annual Chance 5850 418.4 431.15 431.15 432.26 0.011022 9.9 1060.27 476.61 0.6
Hickory Creek 1 37198 1% Annual Chance 6750 418.4 431.44 431.44 432.58 0.011465 10.32 1200.14 499.2 0.62
Hickory Creek 1 37198 0.4% Annual Chan 8500 418.4 431.86 431.86 433.14 0.012851 11.28 1420.29 536.36 0.66
Hickory Creek 1 37198 0.2% Annual Chan 10450 418 4 432 36 432.36 433.69 0 013311 11.9 1701.23 595.26 0.68
Hickory Creek 1 36613 50% Annual Chanc 1750 418.78 427.32 427.35 0.00176 1.83 1381.68 702.01 0 17
Hickory Creek 1 36613 20% Annual Chanc 2750 418.78 428.17 428.2 0.001512 1.94 2051.99 810.05 0.16
Hickory Creek 1 36613 10% Annual Chanc 3900 418.78 428 86 428.9 0.001431 2 08 2618.19 825.49 0 16
Hickory Creek 1 36613 4% Annual Chance 5100 418.78 429.49 429.53 0.001391 2 22 3137.05 845.17 0.16
Hickory Creek 1 36613 2% Annual Chance 5850 418.78 429.84 429.89 0.001381 2.3 3443.35 866.96 0 16
Hickory Creek 1 36613 1% Annual Chance 6750 418.78 430.24 430.3 0.001356 2 38 3792.85 877.97 0.16
Hickory Creek 1 36613 0.4% Annual Chan 8500 418.78 430.96 431.02 0.001313 2.51 4430.81 895.11 0.17
Hickory Creek 1 36613 0.2% Annual Chan 10450 418.78 431.66 431.73 0.001312 2.67 5057.86 917.56 0.17
Hickory Creek 1 35082 50% Annual Chanc 1750 412.14 424.48 424.65 0.002601 3.62 766.81 397.56 0.22
Hickory Creek 1 35082 20% Annual Chanc 2750 412.14 425.43 425.63 0.003071 4.23 1175.41 462.62 0.24
Hickory Creek 1 35082 10% Annual Chanc 3900 412.14 426.24 426.44 0.003211 4.57 1578.05 531.91 0.25
Hickory Creek 1 35082 4% Annual Chance 5100 412.14 426.91 427.11 0.003329 4.85 1944.58 564.69 0.26
Hickory Creek 1 35082 2% Annual Chance 5850 412.14 427.32 427.52 0.003272 4.94 2183 582.18 0.26
Hickory Creek 1 35082 1% Annual Chance 6750 412.14 427.83 428.02 0.003129 4.97 2480.72 604.22 0.26
Hickory Creek 1 35082 0.4% Annual Chan 8500 412.14 428.69 428.89 0.002935 5.05 3020.6 638.67 0.25
Hickory Creek 1 35082 0.2% Annual Chan 10450 412.14 429 35 429.56 0.003081 5.35 3446.25 657.28 0 26
Hickory Creek 1 34069 50% Annual Chanc 1750 410.91 421.6 421.77 0.00358 3 88 783.63 377.74 0.27
Hickory Creek 1 34069 20% Annual Chanc 2750 410.91 422.95 423.07 0.002525 3.7 1451.66 549.47 0 23
Hickory Creek 1 34069 10% Annual Chanc 3900 410.91 423.91 424.02 0.002313 3.81 2005.4 644 72 0.23
Hickory Creek 1 34069 4% Annual Chance 5100 410.91 424.89 424.98 0.001842 3.65 2671.99 705.24 0.2
Hickory Creek 1 34069 2% Annual Chance 5850 410.91 425.53 425.61 0.001579 3.52 3131.22 743.63 0 19
Hickory Creek 1 34069 1% Annual Chance 6750 410 91 426.24 426.31 0.001363 3.42 3669.57 774.17 0.18
Hickory Creek 1 34069 0.4% Annual Chan 8500 410 91 427.25 427.33 0.001243 3 46 4483.92 821.97 0 17
Hickory Creek 1 34069 0.2% Annual Chan 10450 410.91 427 71 427.81 0.001496 3.89 4862.44 835.18 0.19
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Halff Associates. City of Balch Springs Hickory Creek Flood Protection Planning Study Final Report, report, July 29, 2011; Richardson, Texas. (https://texashistory.unt.edu/ark:/67531/metapth838691/m1/340/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.