PERMFILE114540

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 3/20/2007
• Doc Name: Appendix A to Appendix C Report, 11/10/03
• Section_Exhibit Name: Coal Mine Waste Disposal Area No. 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
f mm~:nM 100A Oamala I GM..~h

Stru
~
SWS
~ SWS Area

(ac) Time of
Conc

(hrs) Musk K

(hrs)
MuskX Curve

Number
UHS Peak
Discharge

(cfs) Runoff
Volume

(ac-ft)
3.690 5.36 0.429
#13 1 1.150 0.023 0.000 0.000 87.000 TR56 1.67 0.134
1.150 1.67 0.134
#17 1 0.470 0.024 0.000 0.000 87.000 TR55 0.68 0.055
5.310 7.71 0.617
#25 ~ 57.810 34.25 3.169
#10 1 2.620 0.112 0.000 0.000 87.000 TR65 4.09 0.328
60.630 38.35 3.517
#23 1 127,550 0.145 0.000 0.000 57.000 TR55 5.16 1.466
2 172,000 0.609 0.000 0.000 57.000 TRSS 5.04 1.977
3 2,800 0.145 0.000 0.000 61.000 TR55 0.41 0.053
4 1,700 0.010 0.000 0.000 87.000 TR55 2.47 0.198
5 0,450 0.145 0.000 0.000 74.000 TR55 0.30 0.025
304.500 ~ 9.42 3.718
#14 1 2.410 0.023 0.000 0.000 90.000 TR56 3.90 0.325
2.410 3.90 0.325
#11 1 2.470 0.010 0.000 0.000 90.000 TR56 3.99 0.334
2 0.240 0.010 0.000 0.000 87.000 TR66 0.35 0.028
2.710 4.34 0.361
#9 1 4.000 ~ 0.060 0.000 0.000 87.000 TR65 5.81 0.465
4.000 5.81 0.465
#4 1 2.230 0.049 0.000 0.000 90.000 TR65 3.61 0.301
2.230 3.61 0.301
#7 1 4,500 0.093 0.000 0.000 87.000 TR56 6.53 0.523
320.350 27.43 5.694
lt2 ~ 384.160 70.39 9.581
Subwatershed Time of Concentration Detai/s;
Stru SWS
Land Flow Condition Vert Dist.
Slope (Wo) Hodz. Dist. Velocity
Time (hrs)
# # (ft) (ft) (f~)
#3 1 5. Nearly bare and unfilled, and 5.48 50.00 913.00 2.340 0.108
alluvial valley fans
#3 1 Time of Concentration: 0.108
#4 1 5. Nearly bare and unfilled, and 6
74 31
00 460.00 2.590 0.049
alluvial valley fans .
.
Filename: POND F.sc4 Printed 09-27-2006
T~-4y POP~2o~69 APP. B-24
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