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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Velocity and Manning's n calculations may not apply for this method.
Structure #13 (Pond
sump between middl and lower
Pond Inputs:
Pond Results:
Initial Pool Elev: 90.01 ft
w/o Freeboard w/ Freeboard
Design Discharge:
12.62 cfs
Depth:
0.15 ft 1.15 ft
Top Width:
12.91 ft 18.91 ft
Velocity*:
100.00 %
X- Section Area:
1.88 sq ft
Hydraulic Radius:
0.145 ft
Froude Number *:
Manning's n *:
Dmin:
1.00 in
D50:
3.00 in
Dmax:
3.75 in
Velocity and Manning's n calculations may not apply for this method.
Structure #13 (Pond
sump between middl and lower
Pond Inputs:
Pond Results:
Initial Pool Elev: 90.01 ft
Initial Pool:
0.00 ac -ft
*Sediment Storage:
0.00 ac -ft
Dead Space:
0.00%
*No sediment capacity defined
Emeraencv SDillwa
Spillway Elev crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
100.00 20.00 2.00:1 2.00:1 20.00
Peak Elevation:
100.54 ft
H'graph Detention Time:
2.77 hrs
Pond Model:
CSTRS
Dewater Time:
0.66 days
Trap Efficiency:
100.00 %
Dewatenng time is calculated from peak stage to lowest spillway
• Elevation- Capacity- Discharge Table
Filename: E Taylor Sed Pond Post Mining Phase 10 24.sc4
Exh. 7 -ET -57
19
Printed 12 -12 -2010
Revision Date: 12/31/10
Revision No.: TR -81