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
Co0Yh9ht t99B 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

(cfs) Runoff
Volume

(ac-ft)
#2 1 1.580 0.039 0.000 0.000 69.000 M 1.13 0.081
2 3.430 0.164 0.000 0.000 94.000 F 6.63 0.644
3 0.570 0.014 0.000 0.000 94.000 F 1.17 0.107
5.580 8.80 0.832
#1 1 1.730 0.035 0.013 0.203 94.000 F 3.57 0.325
2 2.420 0.074 0.000 0.000 94.000 M 4.99 0.954
3 1.290 0.056 0.000 0.000 69.000 M 0.93 0.066
4 0.680 0.101 0.000 0.000 69.000 M 0.49 0.035
6.120 9.97 0.881
#3 1 1.190 0.033 0.060 0.916 94.000 F 2.45 0.223
2 3.120 0.060 0.000 0.000 69.000 M 2.24 0.160
r 16.010 23.44 2.097
Subwatershed Sedimento/ogy Detai/:

Stru
#
SWS
#

Soil K

L (ft)

S (%)

C

P

PS #
Sediment
(tons) Peak
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
#2 1 0.370 503.00 27.00 0.0060 1.0000 1 0.7 14,109 7.66 3.42
2 0.370 645.00 20.00 0.7100 1.0000 1 589.0 878,533 470.79 275.80
3 0.370 123.00 16.20 0.7100 1.0000 1 23.6 264,086 143.34 81.89
T 613.3 842,436 451.67 231.37
#1 1 0.370 146.30 13.70 0.7100 1.0000 1 73.6 270,408 146.78 83.14
2 0.370 420.00 30.00 0.7100 1.0000 1 497.0 938,141 509.22 308.32
3 0.370 560.00 20.00 0.0060 1.0000 1 0.4 10,555 5.73 2.56
4 0.370 160.00 3.00 0.0060 1.0000 1 0.0 423 0.23 0.10
571.0 669,470 363.38 205.63
#3 1 0.370 200.00 5.00 0.7100 1.0000 1 15.6 90,210 48.97 27.15
2 0.370 400.00 30.00 0.0060 1.0000 1 1.5 14,894 8.08 3.61
~' 1,201.1 670,099 361.42 187.76
• Subwatershed Time of Concentration Detai/s:
Filename: pond?-4.sc4 Printed 04-24-2001