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

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SEDCAD 4 for Windows
Copyngh11998 Pamela J. Schwab
Civil Software Design
Structure #7 (Null1
D75
Structure #1 (Erodible Channel
D71: upper east slope + D75
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
Bolcom
w/o Freeboard w/ Freeboard
Depth:
0.92 ft 1.22 ft
Top Width:
8.53 ft 10.33 ft
Velocity:
9.07 fps
X -Section Area:
5.32 sq k
Hydraulic Radius:
0.602
Froude Number:
2.02
Manning's n:
0.0620
Dmin:
5.00 in
D50:
9.00 in
Dmax:
12.00 in
Structure #7 (Null1
D75
Structure #1 (Erodible Channel
D71: upper east slope + D75
Trapezoidal Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
Bolcom
Freeboard Freeboard Freeboard
Limiting
Sideslo a Sideslo Sloe % Mannin s n
p p ( ) 9
Width (k)
Mult. x
Velocity
tY
Ratio Ratio
Depth (k) % of Depth
(VxD)
(fps)
3.00 2.5:1 2.5:1 3.0 0.0300
0.30
5.5
Erodible Channel Results:
Structure #3 (Rlprao Channel)
D72: D71, east fill + small east sws
Trapezoidal Riprap Channel Inputs:
Material: Riprao
0
Filename: ReV10DaPond007.sc4 Printed 01-07-2002
w/o Freeboard w/ Freeboard
Design Discharge:
19.24 cts
Depth:
0.73 ft 1.03 ft
Top Width:
6.64 ft 8.14 ft
Velocity:
5.47 fps
X -Section Area:
3.51 sq ft
Hydraulic Radius:
0.507
Froude Number:
1.33
Structure #3 (Rlprao Channel)
D72: D71, east fill + small east sws
Trapezoidal Riprap Channel Inputs:
Material: Riprao
0
Filename: ReV10DaPond007.sc4 Printed 01-07-2002