Loading...
The URL can be used to link to this page
Your browser does not support the video tag.
Home
My WebLink
About
SUB201600092 Other 2016-05-03 (5)
STORM SEWER DESIGN COMPUTATIONS PIPE SIZING Design Storm = 10 Year PROJECT. North Pointe Subdivison Section I Date: 4/22/2016 DESCRIPTION.• Mixed Use REVISED: COUNTY.• Albemarle REVISED: REVISED: 1 7 1 4 5 6 7 8 9 10 11 17 14 14 15 16 17 19 FROM TO IDA RUNOFF I "CA" I Tc I10 Q10 I100 Q100 INV.ELEV. L S D Qcap V10 V100 Time I POINT POINT ACRES "C" I INC. I ACC. I MIN. IN/HR CFS IN/HR CFS UPPER LOWER FT FT/FT IN CFS FPS FPS MIN. Status 1 3 (PIPE 2) SEE HEC-RAS AND CULVERT MASTER DESIGN CALCULATIONS. 419.00 414.00 376.53 0.0133 SEE HEC-RAS AND CULVERT MASTER DESIGN CALCULATIONS. 1 3 (PIPE 2A) 419.00 414.00 369.69 0.0135 7 9 5.44 0.50 2.72 2.72 13.3 4.8 13.05 7.9 21.40 449.50 429.50 270.55 0.0739 24 61.49 6.04 7.70 0.75 OK 10 12 11.15 0.65 7.25 7.25 37.0 2.9 20.67 5.0 36.10 440.50 430.00 307.00 0.0342 36 123.34 13.41 15.41 0.38 OK 13 15 8.97 0.55 4.93 4.93 36.0 2.9 14.29 5.0 24.89 460.00 445.00 218.08 0.0688 36 174.90 17.12 19.91 0.21 OK 16 18 0.15 0.90 0.14 0.14 5.0 6.7 0.90 11.0 1.48 452.05 451.76 57.52 0.0050 15 4.57 2.71 3.10 0.35 OK 18 20 0.17 0.90 0.15 0.29 5.4 6.6 1.89 10.8 3.10 451.66 449.93 216.68 0.0080 15 5.78 4.27 4.84 0.85 OK 20 E 13 0.36 0.90 0.32 0.92 6.2 6.3 5.78 10.3 9.45 446.60 446.36 26.86 0.0090 15 6.13 5.69 - 0.08 OK E 13 E 15 ' ` 0.00 0.00 0.00 5.64 7.5 5.9 33.48 9.7 54.66 442.00 433.00 137.57 0.0654 24 57.85 19.34 20.99 0.12 OK 22 1 20 0.34 0.90 0.31 0.31 5.0 6.7 2.04 11.0 3.35 447.04 446.70 68.00 0.0050 15 4.57 3.67 4.10 0.31 OK 24 26 0.28 0.99 0.28 0.28 5.0 6.7 1.85 11.0 3.04 463.65 463.39 52.02 0.0050 15 4.57 3.57 4.01 0.24 OK 26 28 0.15 0.90 0.14 0.41 5.2 6.6 2.72 10.8 4.46 452.59 441.00 100.75 0.1150 15 21.90 11.76 13.50 0.14 OK 28 30 0.00 0.00 0.00 0.41 5.4 6.5 2.70 10.7 4.43 440.90 440.52 37.87 0.0100 15 6.46 5.93 6.70 0.11 OK 31 33 0.22 0.90 0.20 0.20 5.0 6.7 1.32 11.0 2.17 465.09 464.81 55.97 0.0050 15 4.57 3.27 3.71 0.29 OK 33 35 0.12 0.90 0.11 0.31 5.3 6.6 2.01 10.8 3.30 464.71 463.99 144.45 0.0050 15 4.57 3.65 4.08 0.66 OK 35 37 0.28 0.90 0.25 0.70 5.9 6.4 4.47 10.4 7.32 458.25 458.09 16.05 0.0100 15 6.46 5.74 - 0.05 OK 37 39 0.00 0.00 0.00 0.70 6.0 6.4 4.46 10.4 7.30 453.09 440.43 126.59 0.1000 15 20.42 13.53 15.41 0.16 OK 39 41 0.00 0.00 0.00 0.70 6.1 6.3 4.43 10.3 7.25 440.33 439.99 48.53 0.0070 15 5.40 4.96 - 0.16 OK 42 35 0.16 0.90 0.14 0.14 5.0 6.7 0.96 11.0 1.58 458.63 458.35 56.00 0.0050 15 4.57 2.99 3.41 0.31 OK 44 46 0.09 0.90 0.08 0.08 5.0 6.7 0.54 11.0 0.89 522.83 522.60 46.55 0.0050 15 4.57 2.54 2.91 0.31 OK 46 48 0.51 0.53 0.27 0.35 12.9 4.9 1.71 8.0 2.80 522.50 511.60 213.73 0.0510 15 14.58 8.09 9.27 0.44 OK 48 50 0.51 0.56 0.29 0.77 13.3 4.8 3.70 7.9 6.06 508.42 505.96 94.60 0.0260 15 10.41 7.89 8.89 0.20 OK 51 48 0.15 0.90 0.14 0.14 5.0 6.7 0.90 11.0 1.48 508.72 508.52 40.00 0.0050 15 4.57 2.94 3.36 0.23 OK 53 55 1.11 0.58 0.64 0.64 14.8 4.6 2.94 7.5 4.84 512.32 512.08 48.97 0.0050 15 4.57 4.01 - 0.20 OK 55 57 0.29 0.65 0.19 0.83 15.0 4.5 3.78 7.5 6.22 511.98 511.64 66.04 0.0050 15 4.57 4.20 - 0.26 OK 57 59 0.05 0.70 0.04 1.52 15.3 4.5 6.85 7.4 11.28 510.53 492.93 253.59 0.0694 15 17.01 13.32 14.96 0.32 OK 59 61 0.57 0.79 0.45 2.12 15.6 4.5 9.48 7.4 15.63 490.48 487.76 271.37 0.0100 18 10.50 6.77 - 0.67 OK 61 63 0.31 0.82 0.25 2.55 16.3 4.4 11.16 7.2 18.43 484.83 483.88 73.24 0.0130 18 11.97 7.73 - 0.16 OK 63 65 0.04 0.90 0.04 5.16 16.4 4.4 22.51 7.2 37.18 483.38 473.88 202.17 0.0470 24 49.03 15.52 17.29 0.22 OK 65 67 0.38 0.86 0.33 5.64 1 16.7 4.3 24.45 7.2 40.41 470.71 469.58 80.26 0.0140 24 26.76 9.71 - 0.14 OK 67 69 0.36 0.68 0.24 5.89 16.8 4.3 25.42 7.1 42.02 469.08 467.87 80.60 0.0150 30 50.23 10.05 0.13 OK 69 71 0.08 0.90 0.07 7.33 16.9 4.3 31.53 7.1 52.14 467.77 467.38 56.00 0.0070 30 34.31 7.97 0.12 OK 71 73 0.08 0.90 0.07 7.40 17.0 4.3 31.74 7.1 52.50 466.88 465.72 166.38 0.0070 36 55.80 7.97 0.35 OK 73 75 0.08 0.90 0.07 7.48 17.4 4.2 31.75 7.0 52.56 465.62 464.47 163.51 0.0070 36 55.80 7.97 0.34 OK 75 77 0.15 0.90 0.14 7.82 17.7 4.2 32.89 7.0 54.51 464.37 463.76 76.53 0.0080 36 59.65 8.25 0.15 OK 77 79 0.07 0.90 0.06 10.44 17.9 4.2 43.74 6.9 72.50 451.23 450.32 24.70 0.0370 42 193.51 18.07 0.02 OK 79 81 0.00 0.00 0.00 10.44 17.9 4.2 43.71 6.9 72.46 448.00 446.55 39.24 0.0370 42 193.51 18.07 0.04 OK 81 83 0.00 0.00 0.00 10.44 18.0 4.2 43.66 6.9 72.40 437.24 436.00 82.79 0.0150 42 123.21 13.15 0.10 OK 84 86 0.71 0.59 0.42 0.42 12.0 5.0 2.09 8.2 3.43 514.77 514.53 48.35 0.0050 15 4.57 3.70 4.11 0.22 OK 86 88 0.20 0.90 0.18 0.60 12.2 5.0 2.97 8.1 4.87 514.43 512.83 53.14 0.0300 15 11.18 7.84 8.89 0.11 OK 88 57 0.06 0.90 0.05 0.65 12.3 4.9 3.23 8.1 5.29 510.83 510.63 40.00 0.0050 15 4.57 4.08 - 0.16 OK 90 59 0.17 0.90 0.15 0.15 5.0 6.7 1.02 11.0 1.68 490.93 490.73 40.51 0.0050 15 4.57 3.04 3.47 0.22 OK 92 61 0.19 0.90 0.17 0.17 5.0 6.7 1.14 11.0 1.87 485.28 485.08 39.82 0.0050 15 4.57 3.14 3.57 0.21 OK 94 (STUB) 96 3.27 0.75 2.45 2.45 7.3 6.0 14.66 9.8 23.95 486.18 486.00 17.61 0.0100 24 22.62 7.76 - 0.04 OK 96 63 0.14 0.90 0.13 2.58 7.4 6.0 15.39 9.7 25.13 485.90 484.71 27.56 0.0430 24 46.90 13.58 15.33 0.03 OK 98 65 0.17 0.90 0.15 0.15 5.0 6.7 1.02 11.0 1.68 471.67 471.46 42.95 0.0050 15 4.57 3.04 3.47 0.24 OK 100 69 1.83 0.75 1.37 1.37 7.4 6.0 8.18 9.7 13.35 478.50 474.14 49.51 0.0880 18 31.15 15.08 17.12 0.05 OK 75A 75 0.23 0.90 0.21 0.21 5.0 6.7 1.38 11.0 2.27 466.83 466.55 56.00 0.0050 15 2.38 2.38 2.76 0.39 OK 102 (STUB) 104 3.35 0.75 2.51 2.51 7.9 5.8 14.65 9.5 23.91 468.11 468.00 11.17 0.0100 24 22.62 7.76 - 0.02 OK 104 77 0.05 0.90 0.05 2.56 7.9 5.8 14.90 9.5 24.32 463.50 462.13 80.36 0.0170 24 29.49 9.55 10.55 0.14 OK 106 108 0.58 0.60 0.35 0.35 10.6 5.2 1.83 8.6 2.98 495.96 495.76 40.00 0.0050 15 4.57 3.57 4.00 0.19 OK 108 110 0.16 0.90 0.14 0.49 10.8 5.2 2.56 8.5 4.19 495.66 495.22 88.85 0.0050 15 4.57 3.88 4.24 0.38 OK 110 112 0.06 0.90 0.05 0.55 11.2 5.1 2.81 8.4 4.59 495.12 493.94 90.76 0.0130 15 7.36 5.68 6.38 0.27 OK 112 114 0.14 0.90 0.13 1.04 14.0 4.7 4.89 7.7 8.04 490.64 489.73 130.12 0.0070 15 5.40 5.02 - 0.43 OK 114 116 0.00 0.00 0.00 1.04 14.4 4.6 4.83 7.6 7.94 489.63 488.85 110.78 0.0070 15 5.40 5.01 0.37 OK 116 118 0.12 0.90 0.11 2.51 14.6 4.6 11.55 7.6 18.99 487.43 485.62 129.40 0.0140 18 12.42 8.02 0.27 OK 118 120 0.00 0.00 0.00 2.51 14.9 4.6 11.45 7.5 18.84 485.52 483.79 123.61 0.0140 18 12.42 8.02 0.26 OK 120 122 0.10 0.90 0.09 2.60 15.2 4.5 11.77 7.4 19.38 483.29 481.47 130.44 0.0140 24 26.76 8.01 0.27 OK 122 124 0.17 0.81 0.14 3.25 16.4 4.4 14.21 7.2 23.47 480.36 479.30 50.25 0.0210 24 32.77 9.82 0.09 OK UPPER STRUCTURE TOP "n" for Pipe (unitless) Upper Clearance (feet) Lower Clearance (feet) 0.013 0.013 0.013 0.013 - 0.013 - - 459.05 0.013 5.750 6.188 459.20 0.013 6.288 2.861 454.04 0.013 6.190 2.092 449.70 0.013 5.700 454.04 0.013 5.750 6.090 470.65 0.013 5.750 5.950 470.59 0.013 16.750 5.246 447.50 0.013 5.346 - 472.34 0.013 6.000 6.280 472.34 0.013 6.380 0.642 465.88 0.013 6.380 5.661 465.00 0.013 10.661 4.320 446.00 0.013 4.420 - 465.88 0.013 6.000 6.280 529.83 0.013 5.750 5.583 529.43 0.013 5.683 2.853 515.70 0.013 6.030 - 515.72 0.013 5.750 5.930 519.32 0.013 5.750 6.565 519.89 0.013 6.665 4.935 517.83 0.013 6.046 3.715 497.90 0.013 5.923 3.016 492.28 0.013 5.949 4.041 489.42 0.013 4.041 2.733 478.61 0.013 5.905 5.418 477.00 0.013 5.418 7.957 478.33 0.013 8.057 8.449 478.33 0.013 8.449 9.484 478.20 0.013 9.584 6.609 474.08 0.013 6.709 4.471 471.23 0.013 16.497 14.181 468.00 0.013 16.501 4.953 455.00 0.013 14.263 - 522.77 0.013 6.750 5.552 521.33 0.013 5.652 3.726 517.81 0.013 5.726 5.946 497.93 0.013 5.750 5.923 492.28 0.013 5.750 5.949 - 0.013 - 3.000 491.00 0.013 3.100 2.705 478.67 0.013 5.750 5.905 483.00 0.013 3.000 2.687 474.08 0.013 6.000 6.280 - 0.013 - 3.000 473.00 0.013 7.500 7.096 502.96 0.013 5.750 5.950 502.96 0.013 6.050 2.774 499.24 0.013 2.874 2.754 497.94 0.013 6.050 8.271 499.25 0.013 8.371 4.976 495.08 0.013 6.147 10.128 497.25 0.013 10.228 9.039 494.33 0.013 9.039 4.865 488.33 0.013 5.970 6.605 rage I of 2 STORM SEWER DESIGN COMPUTATIONS PIPE SIZING Design Storm = 10 Year PROJECT. North Pointe Subdivison Section I Date: 4/22/2016 DESCRIPTION.• Mixed Use REVISED: COUNTY.• Albemarle REVISED: REVISED: 1 2 1 4 S 6 7 R 9 10 11 17 14 14 15 16 17 19 FROM TO IDA RUNOFF "CA" Tc I10 Q10 I100 Q100 INV.ELEV. L S D Qcap V10 V100 Time POINT POINT ACRES "C" INC. ACC. MIN. IN/HR CFS IN/HR CFS UPPER LOWER FT FT/FT IN CFS FPS FPS MIN. Status 124 126 0.07 0.70 0.05 3.30 16.4 4.4 14.39 7.2 23.77 479.20 477.97 56.03 0.0220 24 33.55 10.05 0.09 OK 126 128 0.13 0.90 0.12 4.89 16.5 4.3 21.26 7.2 35.13 472.43 469.18 295.15 0.0110 24 23.72 8.60 0.57 OK 128 130 0.28 0.90 0.25 5.84 17.1 4.3 24.98 7.1 41.33 468.68 463.10 253.52 0.0220 30 60.83 11.84 0.36 OK 130 132 0.23 0.90 0.21 6.51 17.5 4.2 27.60 7.0 45.70 459.47 458.20 74.56 0.0170 30 53.47 10.70 0.12 OK 132 77 0.22 0.90 0.20 6.97 17.6 4.2 29.45 7.0 48.78 458.10 454.78 165.99 0.0200 30 58.00 11.61 0.24 OK 134 112 0.59 0.63 0.37 0.37 13.8 4.7 1.75 7.7 2.88 490.94 490.74 40.00 0.0050 15 4.57 3.53 3.97 0.19 OK 136 138 0.85 0.60 0.51 0.51 11.8 5.0 2.57 8.2 4.20 490.57 490.37 40.02 0.0050 15 4.57 3.89 4.24 0.17 OK 138 140 1.18 0.56 0.66 1.17 14.4 4.6 5.42 7.6 8.91 490.27 489.83 49.38 0.0090 15 6.13 5.68 - 0.14 OK 140 116 0.25 0.76 0.19 1.36 14.5 4.6 6.27 7.6 10.32 488.13 487.68 40.18 0.0110 15 6.77 6.29 - 0.11 OK 142 122 0.84 0.61 0.51 0.51 16.2 4.4 2.25 7.3 3.72 481.33 481.11 44.00 0.0050 15 4.57 3.77 4.17 0.19 OK 144 146 0.26 0.90 0.23 0.23 5.0 6.7 1.56 11.0 2.56 480.10 479.88 43.44 0.0050 15 4.57 3.41 3.86 0.21 OK 146 148 0.30 0.70 0.21 0.44 5.2 6.6 2.93 10.8 4.81 479.78 479.52 52.61 0.0050 15 4.57 4.00 - 0.22 OK 148 150 0.18 0.75 0.14 0.58 5.4 6.5 3.78 10.7 6.20 479.42 475.71 161.46 0.0230 15 9.79 7.57 8.52 0.36 OK 150 152 0.37 0.72 0.27 1.24 5.8 6.4 7.97 10.5 13.07 475.18 474.79 55.58 0.0070 18 8.79 5.66 - 0.16 OK 152 154 0.30 0.76 0.23 1.47 6.0 6.4 9.36 10.4 15.33 474.29 473.85 87.62 0.0050 24 15.99 5.36 5.80 0.27 OK 154 126 0.00 0.00 0.00 1.47 6.2 6.3 9.25 10.3 15.13 473.75 472.53 244.79 0.0050 24 15.99 5.35 5.80 0.76 OK 156 150 0.53 0.75 0.40 0.40 5.0 6.7 2.65 11.0 4.35 475.71 475.43 56.00 0.0050 15 4.57 3.91 4.24 0.24 OK 158 128 1.14 0.61 0.70 0.70 14.5 4.6 3.21 7.6 5.28 469.48 469.20 55.95 0.0050 15 4.57 4.08 - 0.23 OK 160 130 0.73 0.64 0.47 0.47 12.4 4.9 2.31 8.1 3.77 461.00 460.72 56.00 0.0050 15 4.57 3.79 4.18 0.25 OK 162 132 0.29 0.90 0.26 0.26 5.0 6.7 1.74 11.0 2.86 460.58 460.29 57.95 0.0050 15 4.57 3.51 3.96 0.28 OK 164 166 0.46 0.63 0.29 0.29 11.9 5.0 1.45 8.2 2.38 521.26 514.24 226.58 0.0310 15 11.37 6.47 7.41 0.58 OK 166 168 0.75 0.59 0.44 1.03 12.5 4.9 5.06 8.1 8.29 512.00 509.92 148.86 0.0140 15 7.64 6.75 - 0.37 OK 168 170 0.38 0.63 0.24 1.27 12.9 4.9 6.16 8.0 10.10 509.82 507.36 158.81 0.0155 15 8.04 7.30 0.36 OK 170 172 0.38 0.90 0.34 1.97 13.2 4.8 9.46 7.9 15.52 503.82 503.21 61.02 0.0100 18 10.50 6.77 0.15 OK 173 166 0.33 0.90 0.30 0.30 5.0 6.7 1.98 11.0 3.25 512.37 512.10 53.25 0.0050 15 4.57 3.64 4.07 0.24 OK 175 170 0.48 0.75 0.36 0.36 7.9 5.8 2.10 9.5 3.43 504.27 504.07 40.04 0.0050 15 4.57 3.70 4.11 0.18 OK 178 180 0.41 0.70 0.29 0.29 5.0 6.7 1.91 11.0 3.14 479.02 478.82 40.02 0.0050 15 4.57 3.61 4.04 0.18 OK 180 182 0.12 0.90 0.11 0.40 5.2 6.6 2.61 10.8 4.29 478.72 476.63 122.73 0.0170 15 8.42 6AS 6.97 0.33 OK 182 184 0.08 0.90 0.07 0.63 5.5 6.5 4.12 10.7 6.75 473.34 471.83 116.34 0.0130 15 7.36 6.26 - 0.31 OK 184 186 0.31 0.90 0.28 0.91 5.8 6.4 5.84 10.5 9.57 464.85 464.00 56.73 0.0150 18 12.86 7.22 8.05 0.13 OK 187 182 0.26 0.64 0.17 0.17 5.0 6.7 1.11 11.0 1.82 473.64 473.44 40.07 0.0050 15 4.57 3.11 3.54 0.21 OK 189 191 0.10 0.72 0.07 0.07 5.0 6.7 0.48 11.0 0.79 484.54 484.34 40.40 0.0050 15 4.57 2.46 2.82 0.27 OK 191 193 0.05 0.90 0.05 0.95 5.3 6.6 6.28 10.8 10.30 484.24 477.00 237.41 0.0305 15 11.28 9.56 10.46 0.41 OK 193 195 0.21 0.90 0.19 1.58 5.7 6.4 10.16 10.6 16.65 467.62 460.53 59.09 0.1200 15 22.37 18.02 20.10 0.05 OK 195 197 0.00 0.00 0.00 1.58 5.7 6.4 10.13 10.5 16.60 447.23 446.00 81.80 0.0150 18 12.86 8.18 - 0.17 OK 198 (STUB) 191 0.93 0.90 0.84 0.84 5.0 6.7 5.58 11.0 9.17 484.49 484.34 14.60 0.0100 15 6.46 5.96 - 0.04 OK 200 202 0.09 0.90 0.08 0.08 5.0 6.7 0.54 11.0 0.89 475.44 475.22 43.49 0.0050 15 4.57 2.54 2.91 0.29 OK 202 193 0.18 0.90 0.16 0.24 5.3 6.6 1.60 10.8 2.62 475.12 474.60 104.41 0.0050 15 4.57 3.44 3.88 0.51 OK 204 193 0.21 0.90 0.19 0.19 5.0 6.7 1.26 11.0 2.07 474.03 473.89 28.39 0.0050 15 4.57 3.22 3.67 0.15 OK a E 13 refers to storm structure 13 in the North Pointe Middle Entrance & Rt 29 Improvements Road Plans b E 15 refers to storm structure 15 in the North Pointe Middle Entrance & Rt 29 Improvements Road Plans `Columns 6 and 7 (accumulated "CA" and Tc) included values from North Pointe Middle Entrance & Rt 29 Improvements Road Plans storm sewer design calcualtions UPPER STRUCTURE TOP "n" for Pipe (unitless) Upper Clearance (feet) Lower Clearance (feet) 487.91 0.013 6.705 7.938 487.91 0.013 13.481 5.548 476.73 0.013 5.548 2.645 468.25 0.013 6.280 7.158 467.86 0.013 7.258 13.947 497.94 0.013 5.750 5.950 497.57 0.013 5.750 6.020 497.64 0.013 6.120 3.955 495.03 0.013 5.655 6.147 488.33 0.01 5.75 5.970 487.10 0.013 5.750 5.967 487.10 0.013 6.067 5.230 486.00 0.013 5.330 5.754 482.71 0.013 6.030 7.819 484.11 0.013 7.819 11.147 487.00 0.013 11.247 13.381 482.71 0.013 5.750 6.030 476.73 0.013 6.000 6.280 468.25 0.013 6.000 6.280 467.83 0.013 6.000 6.320 525.18 0.013 2.670 2.774 518.26 0.013 5.006 2.700 513.87 0.013 2.800 2.682 511.29 0.013 5.970 - 519.37 0.013 5.750 4.906 511.27 0.013 5.750 5.970 486.02 0.013 5.750 6.160 486.23 0.013 6.260 2.737 480.62 0.013 6.030 2.693 475.77 0.013 9.423 - 480.64 0.013 5.750 5.930 491.54 0.013 5.750 5.952 491.54 0.013 6.052 2.783 481.03 0.013 12.162 6.223 468.00 0.013 19.273 - - 0.013 - 5.950 482.44 0.013 5.750 6.137 482.61 0.013 6.237 5.179 481.03 0.013 5.750 5.892 Page 2 of 2