2011-07-26_PERMIT FILE - C1982057 ‎(3)‎

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 7/26/2011
• Doc Name: Postmine Drainage Channel Design
• Section_Exhibit Name: Tab 20 Attachment 20-1
• Media Type: D
• Archive: No

•
SEDCAD 4 for Windows
1'.nn.i~nht ~QOA Dnmoln 1 Crhw~h
Stru SWS
Land Flow Condition o
Slope (/o) Vert. Dist.
(ft) Horiz. Dist.
(ft) Velocity
(fps) Time (hrs)
# #
8. Large gullies, diversions, and low 15.44 295.00 1,910.00 11.790 0.045
flowing streams
#6 1 Time of Concentration: 0.107
5. Nearly bare and untitled, and 43
30 70.00 230.00 5.510 0.011
#7 1 alluvial valley fans .

7. Paved area and small upland 12,42 185.00 1,490.01 7.090 0.058
gullies
6. Grassed waterway 9.38 15.00 160.00 4.590 0.009

8. Large gullies, diversions, and low 18 37 90.00 490.00 12.850 0.010
flowing streams
0.088
#7 1 Time of Concentration:
Subwatershed Muskingum Routing Detai/s:

•
Stru SWS
Land Flow Condition o Vert. Dist.
Slope (/o) (ft) Horiz. Dist.
(ft) Velocity
(fps) Time (hrs)
# #

8• Large gullies, diversions, and low 26 114.00
13 860.00 10.920 0.021
#5 1 flowing streams .
0.021
#5 1 Muskingum K:

8• Large gullies, diversions, and low 26 114.00
13 860.00 10.920 0.021
#5 2 flowing streams .
0.021
#5 2 Muskingum K:
7
Printed 08-22-2007
Filename: 005 Gulch TR59 08_07.sc4
TR-59 20-1-8 Revised 08/07