2010-11-19_PERMIT FILE - C1980007 ‎(4)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 100 yr - 24 hr
• Section_Exhibit Name: Exhibit 66 Pond MB-5E
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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•
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef.
(ft) ( Ke)
105.00 5.00 0.0240 3.50 0.00 0.9(
Structure #53 (Culvert
C5E -20
Culvert Inputs:
Culvert Results:
Design Discharge = 53.59 cfs
Minimum pipe diameter: 1 - 48 inch pipe(s) required
• Structure #51 (Nonerodible Channel)
D5E -20
Triangular Nonerodible Channel Inputs:
Material: Shotcrete
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
2.81 cfs
Depth:
0.53 ft 0.83 ft
Top Width:
2.11 ft 3.31 ft
Velocity:
5.02 fps
X- Section Area:
0.56 sq ft
Hydraulic Radius:
0.236 ft
Froude Number:
1.72
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef.
(ft) ( Ke)
105.00 5.00 0.0240 3.50 0.00 0.9(
Structure #53 (Culvert
C5E -20
Culvert Inputs:
Culvert Results:
Design Discharge = 53.59 cfs
Minimum pipe diameter: 1 - 48 inch pipe(s) required
• Structure #51 (Nonerodible Channel)
D5E -20
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 24.0 0.0170
0.30
Nonerodible Channel Results:
Filename: MB -5E Sediment run.sc4 Printed 10 -01 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
0.32 cfs
Depth:
0.14 ft 0.44 ft
Top Width:
0.57 ft 1.77 ft
Velocity:
6.86 fps
X- Section Area:
0.04 sq ft
Hydraulic Radius:
0.064 ft
Froude Number:
4.52
Filename: MB -5E Sediment run.sc4 Printed 10 -01 -2010