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

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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 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 0.47 cfs
Depth: 0.23 ft 0.53 ft
Top Width: 0.91 ft 2.11 ft
Velocity: 4.28 fps
X-Section Area: 0.10 sq ft
Hydraulic Radius: 0.102 ft
Froude Number: 2.23
Structure #85 (Nonerodib/e Channel
D2-7D
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 1.0 0.0170 ( 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 0.83 cfs
Depth: 0.39 ft 0.69 ft
Top Width: 1.56 ft 2.76 ft
Velocity: 2.74 fps
X-Section Area: 0.31 sq ft
Hydraulic Radius: 0.175 ft
Froude Number: 1.09
Structure #84 (Erodible Chann%?
D2-88
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
•
Filename: MB-5E(Rev_spillway).sc4
Printed 08-11-2009