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
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15
Structure Detail;
Structure #20 (Erodible Channel)
IF
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth °
p (ft) /o of Depth (VxD)
(fps)
3.0:1 3.0:1 3.0 0.0300
0.30
5.5
Erodible Channel Results:
Structure #19 (Erodible Channel
WFD5
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
0.38 cfs
Depth:
0.25 ft 0.55 ft
Top Width:
1.47 ft 3.27 ft
Velocity:
2.05 fps
X -Section Area:
0.18 sq ft
Hydraulic Radius:
0.117 ft
Froude Number:
1.03
Structure #19 (Erodible Channel
WFD5
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
3.0:1 3.0:1 3.0 0.0300
0.30
5.5
Erodible Channel Results:
Filename: Pond007_redaimed_cp006.sc4 Printed 01-27-2013
w/o Freeboard w/ Freeboard
Design Discharge:
0.54 cfs
Depth:
0.28 ft 0.58 ft
Top Width:
1.69 ft 3.49 ft
Velocity:
2.25 fps
X -Section Area:
0.24 sq ft
Hydraulic Radius:
0.134 ft
Filename: Pond007_redaimed_cp006.sc4 Printed 01-27-2013