PERMFILE66994

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 7/15/2005
• Doc Name: Sediment Pond No. 004
• Section_Exhibit Name: Tab 07 Appendix 7-6c
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
r,...,,.~..nr woa a>mei~ i o-m.~,n
Design Discharge = 0.30 cfs
• Minimum pipe diameter: 1 - 6 inch pipe(s) required
Structure #5 (Null)
SIIPM-14
Structure #7 (Null)
SIIPM-12 LOWER
Structure #9 /Pond I
POND 004
Pond Inputs:
Initial Pool Elev: 6,946.50
Initial Pool: 13.61 ac-ft
Emergency Soillwav
Spillway Elev Crest Length Lek Right Bottom
(R) Sideslope Sideslope Width (ft)
6,948.00 40.00 4.00:1 4.00:1 12.00
•
Straight Pioe
Barrel Barrel Entrance Tailwater
Barrel Manning's Spillway
Diameter Length Loss Depth
Slope (%) n Elev
(in) (ft) Coefficient (ft)
8.00 55.00 1.00 0.0190 6,946.50 0.90 0.00
Pond Results:
Peak Elevation: 6,947.11
Dewater Time: 1.77 days
Dewatering time is ca/cu/ated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
,r~
u
Area Capacity Discharge Dewater
Elevation Tme
(ac) (ac-ft) (6s) (hrs)
6,936.00 0.011 0.000 0.000
6,936.50 0.044 0.013 0.000
6,937.00 0.098 0.047 0.000
6,937.50 0.187 0.117 0.000
6,938.00 0.304 0.239 0.000
6
Filename: Pond 004_10-yr_lower pipe.sc4 - Printed 07-73-2005