2011-06-29_PERMIT FILE - C1981019 ‎(15)‎

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Attachment 1 to Attachment 12
• Section_Exhibit Name: Exhibit 07 East Taylor Pond 010A
• Media Type: D
• Archive: No

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SEDCAD 4 for Windows
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Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 25.0
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Structure #10 (Riprap Channel
uppr main stem Taylor Trib
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
w/o Freeboard w/ Freeboard
Design Discharge:
17.33 cfs
Depth:
0.09 ft 1.09 ft
Top Width:
12.55 ft 18.55 ft
Velocity*:
X- Section Area:
1.13 sq ft
Hydraulic Radius:
0.090 ft
Froude Number *:
Manning's n *:
Dmin:
3.00 in
D50:
9.00 in
Dmax:
11.25 in
Velocity and Manning's n calculations may not apply for this method.
Structure #10 (Riprap Channel
uppr main stem Taylor Trib
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 7.2
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 36.30 cfs
Depth: 0.34 ft 1.34 ft
15
Filename: E Taylor Sed Pond Post Mining Phase 10 24.sc4 Printed 12 -12 -2010
Exh. 7 -ET -53 Revision Date: 12/31/10
Revision No.: TR -81