2001-12-11_PERMIT FILE - C1996084

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 15-26 MINE AREA P7 SEDIMENT CONTROL POND 7-4
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright 1998 Pamela J. SUwab
Civil Sothvare Design
•
I 1
U

Elevation Area

(ac) Capacity

(ac-R) Discharge

(cfs) Dewater
Time
(hrs)
6,635.50 0.606 1.025 0.000
6,636.00 0.634 1.335 0.000 Low hole SPW #1
6,636.50 0.662 1.659 0.074 62.)8*
6,637.00 0.692 1.998 0.105 38.99*
6,637.50 0.721 2.351 0.203 21.06*
6,638.00 0.752 2.719 0.254 19.60 Spillway #1
6,638.50 0.783 3.103 2.018 7.05
6,639.00 0.815 3.502 2.074 4.35
6,639.11 0.822 3.594 2.086 2.35 Peak Stage
6,639.50 0.847 3.916 2.128
6,640.00 0.880 4.349 2.181 Spillway A2
6,640.50 0.880 4.789 2.697
6,641.00 0.880 5.229 11.351
6,641.50 O.B80 5.669 25.395
6,642.00 0.880 6.109 46.272
*Designates time(s) to dewater have been extrapolated beyond the 50 hour hydrograph limit.
Detailed Discharge Table

Elevation

Perf. Riser (ds)
Emergency
g illwa 6s
P Y ( ) Combined
Total

Discharge
(cfs)
6,633.66 0.000 0.000 0.000
6,634.00 0.000 0.000 0.000
6,634.50 0.000 0.000 0.000
6,635.00 0.000 0.000 0.000
6,635.50 0.000 0.000 0.000
6,636.00 1.00>0.000 0.000 0.000
6,636.50 0.074 0.000 0.074
6,637.00 1.00>0.106 0.000 0.105
6,637.50 0.203 0.000 0.203
6,638.00 0.254 0.000 0.254
6,638.50 2.016 D.DOD 2.018
6,639.00 2.074 0.000 2.074
6,639.50 2.128 0.000 2.128
6,640.00 2.181 0.000 2.181
6,640.50 2.233 0.464 2.697
6,641.00 2.284 9.068 11.351
6,641.50 2.333 23.062 25.395
6,642.00 2.382 43.891 46.272
Filename: 100pontl7-4.so4 Printed 04-24-2001