2008-12-11_PERMIT FILE - C1980007A ‎(17)‎

• 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-1
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
31
• D1-5C East
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 2.0 0.0170 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 0.25 cfs
Depth: 0.22 ft 0.52 ft
Top Width: 0.88 ft 2.08 ft
Velocity: 2.64 fps
X-Section Area: 0.10 sq ft
Hydraulic Radius: 0.098 ft
Froude Number: 1.40
Structure #24 (Cu/vent)
• CI-3
Culvert Inputs:
Max. Entrance
Tailwater
Length (ft) Slope (%) Manning's n Headwater (ft) Loss Coef.
(ft) (Ke)
185.00 25.00 0.0120 1.50 0.00 0.90
Culvert Results:
Max. Entrance
Tailwater
Length (ft) Slope (%) Manning's n Headwater (ft) Loss Coef.
(ft) (Ke)
304.00 28.00 0.0240 3.00 0.00 0.90
•
Design Discharge = 1.63 cfs
Minimum pipe diameter: 1 - 8 inch pipe(s) required
Structure #23 (Cu/vertJ
C1-1
Culvert Inputs:
Culvert Results:
Design Discharge = 6.03 cfs
Filename: MB-1.sc4 Printed 10-21-2008