PERMFILE71521

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 9/11/2006
• Doc Name: Appendix A to Appendix C -Report Dated 11/10/03
• Section_Exhibit Name: Coal Mine Waste Disposal Area No. 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Stru
#
SWS
#
SWS Area
(ac) Time of
Cone
(hrs)
Musk K
(hrs)
Musk X
Curve
Number
UHS Peak
Discharge
(cfs) Runoff
Volume
(ac-ft)
#10 1 2.640 0.112 0.000 0.000 90.000 TR55 4.27 0.357
64.780 42.94 3.973
#23 1 127.550 0.145 0.000 0.000 41.000 TR55 0.00 0.000
2 172.000 0.609 0.000 0.000 57.000 TR55 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 0.196
S 0.450 0.145 0.000 0.000 74.000 TR55 0.30 0.025
304.500 5.46 2.252
#14 1 2.410 0.023 0.000 0.000 90.000 TR55 3.90 0.325
2.410 3.90 0.325
#11 1 2.470 0.010 0.000 0.000 90.000 TR55 3.99 0.334
2 0.240 0.010 0.000 0.000 87.000 TR55 0.35 0.028
2.710 4.34 0.361
#9 1 4.000 0.060 0.000 0.000 90.000 TR55 6.47 0.540
4.000 6.47 0.540
#4 1 2.230 0.049 0.000 0.000 90.000 TR55 3.61 0.301
2.230 3.61 0.301
#7 1 4.500 0.093 0.000 0.000 87.000 TR55 6.53 0.523
320.350 27.79 4.303
#2 ~ 385.310 75.60 8.675
Subwatershed Time of Concentration Detai/s;
stru SWS 1a~ Flow Condition slope (%) Vert. Dist. Horiz. Dist. Velocity Time (hrs)
# # (ft) (ft) (fps)
#3 1 5. Nearly bare and unfilled, and 11.72 145.00 1
237.00 3.420 0.100
alluvial valley fans ,
#3 1 Time of Concentration: 0.100
#4 1 5. Nearly bare and unfilled, and 6.74 31
00 460
00 2.590 0.049
alluvial valley fans . .
#4 1 Time of Concentration: 0.049
#5 1 5. Nearly bare and unfilled, and 10.88 37
00 340.00 3.290 0.028
alluvial valley fans .
#5 1 Time of Concentration: 0.028
#7 I 5. Nearly bare and untitled, and 16.57 228.00 376.00
1 4.070 0.093
alluvial valley fans ,
#7 1 Time of Concentration: 0.093
#8 1 5. Neady bare and untitled, and 9,48 57
00 601.00 3.070 0.054
alluvial valley fans .
Filename: POND F.sc4
Printed 09-01-2006
TR-43 /aPPRoveh App. B-23 09/06
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