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Home My WebLink AboutSW6240105_Design Calculations_20240424 (3) HY-8 Culvert Analysis Report Crossing Discharge Data Discharge Selection Method: Recurrence Table 1-Summary of Culvert Flows at Crossing: PIPE 2&3 Headwate Discharge Total PIPE 2 PIPE 3 Roadway Iterations r Names Discharg Discharg Discharg Discharg Elevation e (cfs) e (cfs) e (cfs) e (cfs) (ft) 238.28 10 year 125.42 62.71 62.71 0.00 5 238.56 25 year 140.14 70.07 70.07 0.00 4 238.94 100 year 159.19 79.60 79.59 0.00 4 240.95 Overtoppin 241.03 120.52 120.51 0.00 Overtoppin g g Rating Curve Plot for Crossing: PIPE 2&3 Total Rating Curve Crossing:PIPE 2&3 238.9- 238.8- 238.7- 0 m _ —238.6- w 1238.5- 238.4- 238.3- i I I I I I I I I I I I I I I I I J I 125 130 135 140 145 150 `` 1r)o Total Discharge(cfs) Culvert Data: PIPE 2 Table 1-Culvert Summary Table: PIPE 2 Disc Total Culv Head Inle Out Fl Nor Crit Ou Tail Outl Tail harg Disc ert water t let o mal ical tle wate et wate e harg Disc Eleva Con Con w Dep De t r Vel r Nam e harg tion trol trol Ty th pth De Dept ocit Velo es (cfs) e (ft) Dep Dep pe (ft) (ft) pth h (ft) y city (cfs) th th (ft) (ft/ (ft/s (ft) (ft) s) ) 10 125.4 62.71 238.2 3.63 2.80 1- 2.23 2.3 2.2 0.51 8.61 2.23 year 2 cfs cfs 8 7 S2 9 5 n 25 140.1 70.07 238.5 3.91 3.11 1- 2.39 2.5 2.4 0.54 8.87 2.32 year 4 cfs cfs 6 6 S2 3 1 n 100 159.1 79.60 238.9 4.29 3.53 5- 2.60 2.7 2.6 0.59 9.15 2.43 year 9 cfs cfs 4 0 S2 0 1 n Culvert Barrel Data Culvert Barrel Type Straight Culvert Inlet Elevation (invert): 234.65 ft, Outlet Elevation (invert): 234.40 ft Culvert Length: 47.00 ft, Culvert Slope: 0.0053 Culvert Performance Curve Plot: PIPE 2 Performance Curve Culvert:PIPE 2 0 0 Inlet Control Elev Outlet Control Elev 239.0 238.8- 238.6- c 238.4- 0 a� w 238.2- m - 3 a�ai 238-0- I r 237.8- - -- -- -- - —__ 237.6- 4-1- -i 125 130 135 140 145 150 155 16u Total Discharge(cfs) Water Surface Profile Plot for Culvert: PIPE 2 Crossing-PIPE 2 & 3,Design Discharge- 159.2 cfs Culvert-PIPE Z Culvert Discharge-79.6 cfs 244- 1 243- I! 11 - / 1 - / 242- 1 1 - 1 1 - 1 1 241- / p- 11 / / \ 1 1 c = � l 239-_ + ` - w 238- 237- 236- 235- 234- 990 1000 1010 1020 1030 1040 1050 1060 Station(ft) Site Data - PIPE 2 Site Data Option: Culvert Invert Data Inlet Station: 1003.00 ft Inlet Elevation: 234.65 ft Outlet Station: 1050.00 ft Outlet Elevation: 234.40 ft Number of Barrels: 1 Culvert Data Summary- PIPE 2 Barrel Shape: Circular Barrel Diameter: 4.00 ft Barrel Material: Embedment: 0.00 in Barrel Manning's n: 0.0130 Culvert Type: Straight Inlet Configuration: Square Edge with Headwall (Ke=0.5) Inlet Depression: None Culvert Data: PIPE 3 Table 2-Culvert Summary Table: PIPE 3 Disc Total Culv Head Inle Out Fl Nor Crit Ou Tail Outl Tail harg Disc ert water t let o mal ical tle wate et wate e harg Disc Eleva Con Con w Dep De t r Vel r Nam e harg tion trol trol Ty th pth De Dept ocit Velo es (cfs) e (ft) Dep Dep pe (ft) (ft) pth h (ft) y city (cfs) th th (ft) (ft/ (ft/s (ft) (ft) s) ) 10 125.4 62.71 238.2 3.63 2.80 1- 2.24 2.3 2.2 0.51 8.57 2.23 year 2 cfs cfs 8 9 S2 9 6 n 25 140.1 70.07 238.5 3.91 3.11 1- 2.41 2.5 2.4 0.54 8.81 2.32 year 4 cfs cfs 6 8 S2 3 2 n 100 159.1 79.59 238.9 4.29 3.53 5- 2.62 2.7 2.6 0.59 9.08 2.43 year 9 cfs cfs 4 3 S2 0 3 n Culvert Barrel Data Culvert Barrel Type Straight Culvert Inlet Elevation (invert): 234.65 ft, Outlet Elevation (invert): 234.40 ft Culvert Length: 48.00 ft, Culvert Slope: 0.0052 Culvert Performance Curve Plot: PIPE 3 Performance Curve Culvert:PIPE 3 0 0 Inlet Control Elev Outlet Control Elev 239.0 238.8- 238.6- c 238.4- 0 a� w 238.2- m 238-0- I r 237.6- ♦-4-1- -i i i i i i ii i I I I I I I I I I I I I i i Li 125 130 135 140 145 150 155 161=1 Total Discharge(cfs) Water Surface Profile Plot for Culvert: PIPE 3 Crossing-PIPE 2 & 3,Design Discharge- 159.2 cfs Culvert-PIPE 3,Culvert Discharge-79.6 cfs 244- P— 1 243-_ / 1 - / 1 _ / 1 242- / 1 - J l _ J 1 241- / / � {� 11 _ / / \ l _240- J /� \\ l .. - J / \ 1 o — / \ 1 "AT,239-_ + \ a) - w = 238- 237- 236IIIIIIIIIII - 235- 234- I I IIII I I I I I I I i_I I I I I I I I I I I I I I I I 990 1000 1010 1020 1030 1040 1050 1060 Station(ft) Site Data - PIPE 3 Site Data Option: Culvert Invert Data Inlet Station: 1000.00 ft Inlet Elevation: 234.65 ft Outlet Station: 1048.00 ft Outlet Elevation: 234.40 ft Number of Barrels: 1 Culvert Data Summary- PIPE 3 Barrel Shape: Circular Barrel Diameter: 4.00 ft Barrel Material: Embedment: 0.00 in Barrel Manning's n: 0.0130 Culvert Type: Straight Inlet Configuration: Square Edge with Headwall (Ke=0.5) Inlet Depression: None Tailwater Data for Crossing: PIPE 2 & 3 Table 2-Downstream Channel Rating Curve(Crossing: PIPE 2&3) Flow(cfs) Water Velocity Depth (ft) Shear (psf) Froude Surface (ft/s) Number Elev(ft) 125.42 235.51 0.51 2.23 0.32 0.58 140.14 235.54 0.54 2.32 0.34 0.58 159.19 235.59 0.59 2.43 0.37 0.59 Tailwater Channel Data - PIPE 2 & 3 Tailwater Channel Option: Trapezoidal Channel Bottom Width: 100.00 ft Side Slope (H:V): 20.00 (_:1) Channel Slope: 0.0100 Channel Manning's n: 0.0400 Channel Invert Elevation: 235.00 ft Roadway Data for Crossing: PIPE 2 & 3 Roadway Profile Shape: Irregular Roadway Shape (coordinates) Irregular Roadway Cross-Section Coord No. Station (ft) Elevation (ft) 0 1527.00 242.70 1 1887.00 240.95 2 2024.00 241.52 3 2136.00 241.09 4 2293.00 243.68 Roadway Surface: Paved Roadway Top Width: 32.00 ft