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
r.— ,,inhl 1006 -9nln P—i- i Crh.uah
Left Right Freeboard Freeboard Freeboard
Width
Riprap Channel Results:
Structure #18 (Pond)
E Taylor Sed Pond
Pond Inputs:
Simons /OSM Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Bottom
Sideslope Sideslope Slope ( %)
Mult. x
(ft)
Ratio Ratio
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 8.0
1.00
Riprap Channel Results:
Structure #18 (Pond)
E Taylor Sed Pond
Pond Inputs:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Initial Pool Elev: 6,944.00 ft
w/o Freeboard w/ Freeboard
Design Discharge:
60.71 cfs
Depth:
0.48 ft 1.48 ft
Top Width:
14.91 ft 20.91 ft
Velocity*:
X- Section Area:
6.52 sq ft
Hydraulic Radius:
0.433 ft
Froude Number *:
Manning's n *:
Dmin:
2.00 in
D50:
6.00 in
Dmax:
7.50 in
Velocity and Manning's n calculations may not apply for this method.
Initial Pool Elev: 6,944.00 ft
Initial Pool:
2.70 ac -ft
*Sediment Storage:
0.17 ac -ft
Dead Space:
0.00
*Sediment capacity based on Average Annual R of 19.0 for 1 year(s)
Emeraencv S ilp Iwa
Spillway Elev crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
6,954.00 20.00 2.00:1 2.00:1 20.00
Perforated Riser
Filename: E Taylor Sed Pond Active Mining Phase 10 24.sc4
10
Printed 12 -12 -2010
Exh. 7 -ET -17 Revision Date: 12/31/10
Revision No.: TR -81