2016-09-19_PERMIT FILE - C1996084 ‎(3)‎

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 9/19/2016
• Section_Exhibit Name: Exhibit 15-9b Fill 7 Sediment Control Pond 007a
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
i c„ti,.,.K
Structure #1 (Null)
road ditch
Structure #2 (Cu/vert,
culvert L WF
Culvert Inputs:
23
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
80.00 3.00 0.0240 1.25 0.00 0.7(
Culvert Results:
Design Discharge = 3.38 cfs
Minimum pipe diameter: 1 - 15 inch pipe(s) required
Structure #3 (Erodible Channel
LWF ditch
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Bottom Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
13.93 cfs
Depth:
0.79 ft 1.09 ft
Top Width:
7.76 ft 9.56 ft
Velocity:
3.26 fps
X -Section Area:
4.27 sq ft
Hydraulic Radius:
0.533 ft
Froude Number:
0.78
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
80.00 3.00 0.0240 1.25 0.00 0.7(
Culvert Results:
Design Discharge = 3.38 cfs
Minimum pipe diameter: 1 - 15 inch pipe(s) required
Structure #3 (Erodible Channel
LWF ditch
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Bottom Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Width (ft)
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
6.00 3.0:1 3.0:1 11.0 0.0300
0.30
5.5
Erodible Channel Results:
Filename: Pond007_reclaimed_cp006.sc4 Printed 01-27-2013
w/o Freeboard w/ Freeboard
Design Discharge:
3.38 cfs
Depth:
0.13 ft 0.43 ft
Top Width:
6.78 ft 8.58 ft
Velocity:
4.05 fps
X -Section Area:
0.83 sq ft
Filename: Pond007_reclaimed_cp006.sc4 Printed 01-27-2013