2008-12-11_PERMIT FILE - C1980007A ‎(37)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2008
• Doc Name: 100 Year, 24 Hour Surface Water Control Plan
• Section_Exhibit Name: Exhibit 66 C7-1, D7-1, D7-2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
5
Structure Detail:
Structure #4 (Nonerodib/e Channel
D7-2
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 7.2 0.0170 0.30
Nonerodible Channel Results:
E
w/o Freeboard w/ Freeboard
Design Discharge: 1.53 cfs
Depth: 0.34 ft 0.64 ft
Top Width: 1.35 ft 2.55 ft
Velocity: 6.67 fps
X-Section Area: 0.23 sq ft
Hydraulic Radius: 0.151 ft
Froude Number: 2.86
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
200.00 5.00 0.0240 3.75 0.00 0.9(
Structure #3 LCu/vert?
C7-1
Culvert Inputs:
Culvert Results:
Design Discharge = 2.59 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #2 (Nonerodib/e Channel)
D7-1
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
Filename: C7-1 D7-1 D7-2.sc4 Printed 10-22-2008