2002-07-05_PERMIT FILE - C1996084A ‎(3)‎

• Permit No: C1996084A
• IBM Index Class Name: Permit File
• Doc Date: 7/5/2002
• Section_Exhibit Name: Exhibit 15-9b Fill 7 Sediment Control Pond 007a
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schvrab
Civil Software Design
•
~
Bottom Left Right Freeboard
Freeboard Freeboard
Limiting
Width (ft) Sideslope sideslope slope (%) Planning's n Mull. x
f Velocity
Ratio Ratio De th k % o
De
p ( ) pth (VxD) (fps)
3.OD 3.0:1 3.0:1 1.0 0.0300 0.30 5.5
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 1.93 6s
Depth: ~ 0.28 R 0.58 ft
Top Width: 4.65 R 6.45 ft
Veloaty: 1.82 fps
X-Section Area: 1.05 sq k
Hydraulic Radius: 0.222
Froude Number: 0.67
Structure #S1Nu11)
road ditch
Structure #6 /Culvert
• culvert LWAA
Culvert Inputs:
•
Max. Tailwater Entrance
Length (R) slope (%) Manning's n Headwater k Loss Coef.
(R) () (Ke)
80.00 3.00 0.0240 2.20 0.00 0.9(
Culvert Results:
Design Discharge = 13.66 cfs
Minimum pipe diameter: 1 - 24 inch pipe(s) required
Structure #8 (Erodible Channel)
D75 west
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
LeR Right
Bottom Freeboard Freeboard Freeboard Limiting
Sideslope sideslope Slope (°/a) Manning's n
Width (k)
Mult. x Velocity
Ratio Ratio De
pth (k) % of Depth (VxD) (fps)
3.00 3.0:1 3.0:1 1.0 0.0300 0.30 5.5
Erodible Channel Results:
22
Filename: RevPOnd007c.sc4 Printed 01-16-2002