2002-07-05_PERMIT FILE - C1996084A ‎(3)‎

• Permit No: C1996084A
• IBM Index Class Name: Permit File
• Doc Date: 7/5/2002
• Section_Exhibit Name: Exhibit 15-9b Fill 7 Sediment Control Pond 007a
• Media Type: D
• Archive: Yes

•
Riser Riser Height Barrel Barrel Barrel Slope Number of
'
Diameter (R) Diameter s n Spillway Elev Holes per
Length (R) (%) Manning
(in) (in) Elev
12.00 13.00 12.00 80.00 6.00 ~ 0.0240 6,917.00 4
Emergency Spillway
Spillway Elev Crest Length LeR Right Bottom
(k) Sideslope Sideslope Width (ft)
6,918.00 14.00 2.50:1 1.00:1 10.00
Pond Results:
Peak Elevation: 6,917.85
H'graph Detention Tme: 6.72 hrs
Pond Model: CSTRS
Dewater Tme: 4.14 days
Trap Efficiency: 87.41
Dewatering time is calculated from peak stage to lowest spillway

•
SEDCAD 4 for Windows
Capyr~ght 1998 Pamela J. Schwab
Civil Software Design
Elevation-Capacity-Discharge Table

Elevation Area

(ao) Capacity

(ao-R) Discharge

(~s) Dewater
Time
(ham)
6,911.10 0.606 0.000 0.000 ~ ~ Top of Sed. Storage
6,911.50 0.612 0.243 0.000 Low hole SPW #I
6,912.00 0.620 0.551 0.074 50.20'
6,912.50 0.629 0.863 0.179 21.07'
6,913.00 0.637 1.180 0.698 10.05
6,913.50 0.646 1.500 1398 3.65
6,914.00 0.654 1.825 2.240 2.20
6,919.50 0.663 2.154 3.201 1.55
6,915.00 0.671 2.488 3.806 1.80
6,915.50 0.680 2.625 4.314 1.50
6,916.00 0.688 3.168 4.765 1.35
6,916.50 0.697 3.514 5.174 1.30
6,917.00 0.706 3.865 5.552 1.35 Spillway #1
6,917.50 0.715 4.220 5.906 1.45
6,917.85 0.721 4.471 6.138 1.75 Peak Stage
6,918.00 0.724 4.580 6.239 Spillway #2
6,918.50 0.733 4.944 8.530
6,919.00 0.742 5.312 33.797
6,919.50 0.751 5.686 64.075
25
Filename: RevPond007c.srA Printed 01-15-2002