2010-10-07_PERMIT FILE - C1994082 ‎(2)‎

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 10/7/2010
• Doc Name: YPM-9 to YPM-24, Dragline Deadhead Route Postmine Channel
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3 Part 2
• Media Type: D
• Archive: No

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Stru
#
SWS
#
SWS Area
(ac) Tme of
Conc
(hrs)
Musk K
(hrs)
Niusk X
Curve
Number
UHS Peak
Discharge
(~s) Runoff
Volume
(ac-ft)
#2 1 26.300 0.099 0.000 0.000 71.000 M 4.22 0.343
26.300 4.22 0.343
#1 1 17.200 0.087 0.000 0.000 71.000 M 2.76 0.225
17.200 2.76 0.225
#3 1 1.900 0.022 0.000 0.000 71.000 M 0.31 0.025
2 0.300 0.000 0.000 0.000 99.000 F 0.39 0.033
45.700 7.68 0.625
#4 1 91.300 0.076 0.000 0.000 55.000 M 0.03 0.003
137.000 1.34 O.S29
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•
Stru SWS Land Flow Condition Slope (%) Vert. Dist.
(ft) Horiz: Dist. ,
(ft) Velodty
(fPs) Time (hrs)
# #
#1 1 3. Short grass pasture 17.50 70.00 400.00 3.340 0.033
6. Grassed waterway 17.98 160.00 890.00 6.350 0.038
8. Large gullies, diversions, and low 14.18 95.00 670.00 11.290 0.016
flowing streams
#1 1 Time of Concentration: 0.087
5. Nearly bare and unfilled, and 33
8 10.00 120.00 2.880 0.011
#2 1 alluvial valley fans .
3. Short grass pasture 11.25 45.00 400.00 2.680 0.041
6. Grassed waterway 21.62 160.00 740.00 6.970 0.029
8. Large gullies, diversions, and low 25.00 245.00 980.00 15.000 0.018
flowing streams
#2 1 Time of Concentration: 0.099
1 5. Nearly bare and untitled, and 31.25 125.00 400.00 5.590 0.019
#4 alluvial valley fans
7. Paved area and small upland 36.72 560.00 1,525.00 12.190 0.034
gullies

8. Large gullies, diversions, and low 12.88 116.00 900.00 10.770 0.023
flowing streams
#4 1 Time of Concentration: 0.076
Filename: YPM 12 TR37.sc4
TR-37
13-12.3-142G
Printed 08-18-2008
Revised 08/08