PERMFILE47016

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 6/1/2007
• Doc Name: Post Mining Channels SEDCAD4 Results/Channel YPM-1 to -8
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13.12.3
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Subwatershed Hydro%gy Detai/;

Stru SWS
# # SINS Area

(ac) Time of
Conc
(hrs) Musk K
~
(hrs)
Musk X Curve

Number
UHS Peak
Discharge
(~) Runoff
Volume
(ac-ft)
#1 ~ 1 2,040 0.016 0.000 0.000 71.000 M 0.33 0.027
2.D40 0.33 0.027
#2 1 11,980 0.043 0.000 0,000 59.000 M 0.02 0.013
Z 4.880 - 0.011 0.000 0.000 66.000 M 0.16 0.031
18.900 0.48 0.071
Subwatershed Time of Concentration Detai/s;
•

Stru sWS Land Flow Condition Slope (%) Vert. Dist. Floriz. Dist. Velocity Time (hrs)
# # (R) (R) (fps)
#1 1 5. Nearly bare and untitled, and 20.00 25.00 125.00 4.470 0.007
alluvial valley fans
7. Paved area and small upland 20.00 50.00 250
00 4.000 0.007
gullies .
8. Large gullies, diversions; and low 20.00 25.00 125
00 13.910 0.002
Flowing streams .
#1 1 Time of Concentration: 0.016
#2 1 5. Neary bare and untitled, and 19.53 50
62 320
00 4.410 0.020
alluvial valley fans . .
7. Paved area and small upland 19.08 100.00 524
00 8.790 0.016
gullies .
8. Large gullies, diversions, and low 20.44 75.00 367.00 13.560 0.007
flowing streams -
#2 1 Time of Concentration: 0.043
#2 2 8. Large gullies, diversions, and low 19.15 100.00 522.19 13.120 0.011
flowing streams
#2 2 Time of Concentration: 0.013
Filename: YPM 4.sc4 Printed 02-28-2006