02 Pipe Sizing Analysis

2022-09-01_ Pipe Sizing BLDG D-100 D-200 Outfall ® Project File: 2022-09-01_Pipe Sizing.stm Number of lines: 3 Date: 9/1/2022 ‘Storm Sewers v2020.00

Page 1 Line Line Invert | Invert Line Line Flow Vel Capac HGL HGL Drng Te i n-val | Gnd/Rim | Gnd/Rim | Line No. ID Dn Up Size | Slope | Rate Dn Full Dn Up Area Inlet | Pipe EI Dn El Up Length (ft) (ft) (in) (%) (cfs) (ft/s) (cfs) (ft) (ft) (ac) (min) | (in/hr) (ft) (ft) (ft) 1 D-200 to Outfall | 231.59 | 231.70 8 | 0.24 1.16 | 3.31 0.86 | 232.26 | 232.46 0.03 6.8 | 6.80 | 0.009 234.63 235.30 45.0 2 BLDG to D-200 | 231.70 | 231.87 6 0.26 0.27 1.37 0.41 | 232.71 232.79 0.04 6.0 | 6.80 | 0.009 235.30 236.61 66.6 3 D-100 TO D-200 | 231.70 | 231.78 6 0.24 0.73 | 3.70 0.39 | 232.71 232.99 0.11 6.0 | 6.80 | 0.009 235.30 235.20 34.0 2022-09-01_Pipe Sizing Number of lines: 3 Date: 9/1/2022 NOTES: Intensity = 54.90 / (Inlet time + 10.60) * 0.74 — Return period = 25 Yrs. ; ** Critical depth Storm Sewers

Line Profile (Line 1) - D-200 to Outfall Page 1 of 1 Line 1 - D-200 to Outfall Elev (ft) 237.00 D-26F 237.00 235.00 — 235.00 233.00 233.00 =| 231.00 [ne 231.00 229.00 229.00 227.00 227.00 0 5 10 15 20 25 35 40 45 50 55 Reach (ft) Invert Elevation Depth of Flow Hydraulic Grade Line Velocity Cover Line # Q Dn Up Dn Up Hw Up Jnet Dn Up Dn Up (cfs) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (fs) (fs) (ft) (ft) 1 1.16 231.59 231.70 0.67 0.67 1.01 232.26 232.46 232.71 3.31 3.31 2.37 2.93 2022-09-01_Pipe Sizing No. Lines: 3 Run Date: 9/1/2022 Storm Sewers

Line Profile (Line 2) - BLDG to D-200 Page 1 of 1 Line 2 - BLDG to D-200 Elev (ft) 238.00 BLDG _ 938.00 — D-200 236.00 —— co 236.00 234.00 234.00 220 I _ } 232.00 - Lop 66.6IF - 6" @ 0. b6% 230.00 230.00 228.00 228.00 0 5 10 15 20 2% 356 % 4 45 50 5 6 65 70 75 80 Reach (ft) Invert Elevation Depth of Flow Hydraulic Grade Line Velocity Cover Line # Q Dn Up Dn Up Hw Dn Up Jnet Dn Up Dn Up (cfs) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (fs) (fs) (ft) (ft) 2 0.27 231.70 231.87 0.50 0.50 0.95 232.71 232.79 232.82 1.37 1.37 3.10 4.24 2022-09-01_Pipe Sizing No. Lines: 3 Run Date: 9/1/2022 Storm Sewers

Line Profile (Line 3) - D-100 TO D-200 Page 1 of 1 Line 3 - D-100 TO D-200 Elev (ft) 238.00 238.00 ——D-200 D-100 236.00 — 236.00 234.00 234.00 232.00 al } 232.00 L- Line 4 pa% 230.00 230.00 228.00 228.00 0 5 10 16 20 25 30 36 40 45 Reach (ft) Invert Elevation Depth of Flow Hydraulic Grade Line Velocity Cover Line # Q Dn Up Dn Up Hw Dn Up Jnet Dn Up Dn Up (cfs) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (fs) (fs) (ft) (ft) 3 0.73 231.70 231.78 0.50 0.50 1.42 232.71 232.99 233.20 3.70 3.70 3.10 2.92 2022-09-01_Pipe Sizing No. Lines: 3 Run Date: 9/1/2022 Storm Sewers