2001-12-11_PERMIT FILE - C1996084 ‎(4)‎

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 15-23 MINE AREA P7 SEDIMENT CONTROL POND 7-1
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
Subwatershed Hydro/ogy Detai/;

Stru
#
SWS
#
SWS Area
(ac) Time of
Conc

(hrs)
Musk K
(hrs)
Musk X
Curve
Number
UHS Peak
Discharge

(ds) Runoff
Volume

(ac-R)
#2 1 20.360 0.288 0.000 0.000 69.000 M 6.91 1.047
2 5.590 0.018 0.000 0.000 86.000 F 9.14 0.735
25.950 14.22 1.781
#1 1 6.510 0.108 0.009 0.389 69.000 M 4.68 0.335
2 5.000 0.009 0.000 0.000 94.000 F 10.31 0.939
11.510 14.98 1.274
#3 1 37.850 0.061 0.010 0.426 69.000 M 27.18 1.946
2 1.950 0.045 0.000 0.000 94.000 F 4.02 0.366
77.260 60.41 5.367
#4 1 0.370 0.040 0.000 0.000 69.000 M 0.27 0.019
2 0.210 0.031 0.000 0.000 51.000 M 0.00 0.002
77.840 60.67 5.387
Subwatershed Sedimento/ogy Detai/:

stru
#
SWS
#
Soil K
L R
()
S %
(

)
C
P
PS #
Sediment
(tons) Peak
Sediment
Canc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
#2 1 0.370 125.00 24. 70 0.0060 1.0000 1 3.2 5,470 2.44 1.24
2 0.240 175.00 17. 80 0.7100 1.0000 1 196.5 322,495 175.05 96.80
199.6 281,673 152.45 46.85
#1 1 0.370 100.00 41. 00 0.0060 1.0000 3 2.0 9,652 1.72 0.77
2 0.370 100.00 36. 00 0.7100 L.0000 1 568.8 617,212 335.02 195.74
~, 570.7 577,825 312.91 150.30
#3 1 0.370 1,330.00 24. 30 0.0060 1.0000 1 39.1 32,808 17.81 7.97
2 0.370 188.00 18. 20 0.7100 1.0000 1 138.7 422,996 229.60 131.78
946.3 448,531 242.97 66.69
#4 1 0.370 45.50 11. 00 0.0060 1.0000 1 0.0 1,032 0.56 0.29
2 0.240 65.50 38. 20 0.0060 1.0000 1 0.0 1 0.00 0.00
946.3 448,531 242.97 66.51
Subwatershed Time of Concentration Detai/s:
Filename: pond?-1 rev.sc4 Printed 07-26-2001