PERMFILE138818

• Permit No: C1981018
• IBM Index Class Name: Permit File
• Doc Date: 10/13/2004
• Doc Name: Post-Reclamation Refuse Area Runoff and Sedimentology Calculations
• Section_Exhibit Name: Illustration 49
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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13
Stability Stability Capacity Capacity
Class D w/o Class D w/ Class 8 w/o Class B w/
Freeboard Freeboard Freeboard Freeboard
Froude Number: 0.58 0.16
Roughness 0.0833 0.3278
Coefficient:
Structure #4 /Null
Island
Structure #3 (Null)
Stockpi/e
Structure #2 (Culvert)
Hau/ road culvert
Culvert Inputs:
Culvert Results:
Max. Tailwater Entrance
Length (ft) Slope (Wo) Manning's n Headwater Loss Ccet.
(R) (R) (Ke)
60.00 2.00 0.0150 2.00 0.00 0.90
Design Discharge = 6.73 cfs
Minimum pipe diameter: 1 - 18 inch pipe(s) required
Structure #1 (Pond)
RP-2/3 Pond
Pond Inputs:
Initial Pool Elev: 5,492.99
initial Pool: 6.28 ac-R
*Sediment Storage: 2.74 ac-R
Dead Space: 20.00
*Sediment capacity based on Average Annual R of i6.6 for 20 year(s)
DrOD Inlet
Riser Riser Height Barrel Barrel Barrel Slope
'
Diameter (R) Diameter Length (R) (o~u) Manning
s n Spillway Elev
(in) (in)
36.00 8.50 30.00 80.00 2.50 0.0150 5,492.99
Pond Results:
Peak Elevation: 5,493.41
Filename: RP-2-3 terrace -final configumtion.sc4 Printed 07-15-2004