2008-12-11_PERMIT FILE - C1980007A ‎(22)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2008
• Doc Name: 25 Year, 24 Hour Surface Water Control Plan
• Section_Exhibit Name: Exhibit 66 Pond MB-2R
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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94
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Left Right Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%) Manning's n Mult. x
Ratio Ratio Depth (ft) % of Depth (VxD)
2.0:1 2.0:1 8.3 0.0170 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 14.18 cfs
Depth: 0.76 ft 1.06 ft
Top Width: 3.04 ft 4.24 ft
Velocity: 12.29 fps
X-Section Area: 1.15 sq ft
Hydraulic Radius: 0.340 ft
Froude Number: 3.52
Structure #3 (Nonerodible Channel)
D2R-1
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
•
Left Right Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (%) Manning's n Mult. x
Ratio Ratio Depth (ft) % of Depth (VxD)
2.0:1 2.0:1 3.2 0.0170 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 18.54 cfs
Depth: 1.00 ft 1.30 ft
Top Width: 4.02 ft 5.22 ft
Velocity: 9.19 fps
X-Section Area: 2.02 sq ft
Hydraulic Radius: 0.449 ft
Froude Number: 2.29
Structure #2 (Culvert)
UR-1
Culvert Inputs:
Filename: MB-2R.sc4 . Printed 10-23-2008