2008-12-11_PERMIT FILE - C1980007A ‎(22)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2008
• Doc Name: 25 Year, 24 Hour Surface Water Control Plan
• Section_Exhibit Name: Exhibit 66 Pond MB-2R
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
!`nn..rinL.f 1004 _9nn7 D-1 I crh...ek
71
Structure #60 (Nonerodib/e Chann
• D2-4
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 4.0 0.0170 0.30
Nonerodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 34.79 cfs
Depth: 1.22 ft 1.52 ft
Top Width: 4.88 ft 6.08 ft
Velocity: 11.70 fps
X-Section Area: 2.97 sq ft
Hydraulic Radius: 0.545 ft
Froude Number: 2.64
• Structure #59 (Nonerodib/e Channe/1
D2-3H
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:
c
w/o Freeboard w/ Freeboard
Design Discharge: 0.17 cfs
r._ Depth: 0.21 ft 0.51 ft
Top Width: 0.85 ft 2.054t
Velocity: 1.83 fps
X-Section Area: 0.09 sq ft
Hydraulic Radius: 0.095 ft
Froude Number: 0.99

Structure #56 (Cu/vent)
Filename: MB-2R.sc4 Printed 10-23-2008