2009-09-21_PERMIT FILE - C1980007A ‎(11)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 9/21/2009
• Doc Name: 100-Year Surface Water Control Plan
• Section_Exhibit Name: Exhibit 66 Pond MB-5E
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
71

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 24.0 0.0170 0.30
Nonerodible Channel Results:
1/ 1I
u
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 24.0 0.0170 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
• Design Discharge: 1.32 cfs
Depth: 0.25 ft 0.55 ft
Culvert Results:
Max. Tailwater ' Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
125.00 10.86 0.0120 1.25 0.00 0.91
Design Discharge = 1.83 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required'
Structure #51 (Nonerodible Channel)
D2 3E
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
w/o Freeboard w/ Freeboard
Design Discharge: 2.15 cfs
Depth: 0.31 ft 0.61 ft
Top Width: 1.23 ft 2.43 ft
Velocity: 11.41 fps
X-Section Area: 0.19 sq ft
Hydraulic Radius: 0.137 ft
Froude Number: 5.14
Structure #50 (Nonerodible Channel)
D2-3F
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
Filename: MB-5E(Rev_spillway).sc4 Printed 08-11-2009