2008-12-11_PERMIT FILE - C1980007A ‎(21)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2008
• Doc Name: 10 Year, 24 Hour Surface Water Control Plan
• Section_Exhibit Name: Exhibit 66 Pond MB-2R
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
r'-,An6+ 1008 Ann? oo. 1, i C,h-.k
66
Triangular Nonerodible Channel Inputs:
0 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 5.0 0.0170 0.03
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 5.68 cfs
Depth: 0.59 ft 0.62 ft
Top Width: 2.37 ft 2.49 ft
Velocity: 8.08 fps
X-Section Area: 0.70 sq ft
Hydraulic Radius: 0.265 ft
Froude Number: 2.62
•
Structure #86 (Culvert)
C2-6
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
126.00 15.00 0.0120 2.00 0.00 0.9(
Culvert Results:
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 10.0 0.0170 0.30
Nonerodible Channel Results:
•
Design Discharge = 5.68 cfs
Minimum pipe diameter: 1 - 15 inch pipe(s) required
Structure #73 (Nonerodib/e Channel)
D2-7CC
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
Filename: MB-2R.sc4 Printed 10-23-2008