2016-09-19_PERMIT FILE - C1996084 ‎(5)‎

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 9/19/2016
• Section_Exhibit Name: Exhibit 15-11 Fill 9 SEDIMENT CONTROL POND 009
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Structure #3 (Null
D98
Structure #4 (Pond)
Pond
Pond Inputs:
w/o Freeboard w/ Freeboard
Froude Number: 0.95
Initial Pool Elev:
61898.00 ft
Initial Pool:
0.26 ac -ft
*Sediment Storage:
0.00 ac -ft
Dead Space:
20.00
*No sediment capacity defined
Perforated Riser
Riser
Riser Height
Barrel
Barrel Barrel Slope
Number of
Spillway Elev
Diameter (ft)
Diameter Length (ft) (%)
Mannings n (ft) Holes per
(in)
(in)
Elev
8.00 12.00
6.00 80.00 1.00
0.0240 6,904.00 1
Pond Results:
Emergency Spillwax
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
6,905.00 24.00 2.50:1 2.50:1 15.00
Peak Elevation:
6,903.20 ft
Kgraph Detention Time:
15.80 hrs
Pond Model:
CSTRS
Dewater Time:
3.62 days
Trap Efficiency:
90.46%
Dewatering time is calculated from peak stage to lowest spillway
Elevation -Capacity -Discharge Table
Filename: pond009_reclaimed_cp006.sc4 Printed 01-27-2013