PERMFILE57978

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 3/2/2004
• Doc Name: Post Mining Channels SEDCAD4 Results
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
CopYngnl 1998 Pamela J S :' :.
pal Sollware Oevg~
•
6
Subwatershed Hydro/ogy Detai/:
SW SWS SWS Area Tme of Conc Musk K Curve Peak Runoff
>< k (ac) (hrs) (hrs) Musk x Number UHS Discharge Volume
ds ac-ft
xl 1 5.000 0.018 0.049 0.397 59.000 M 0.00 0.01
2 38.100 0.166 0.000 0.000 71.000 M 2.69 0.50
£, 43.100 2.69 0.50
Subwatershed Time of Concentration Detai/s:
L_J
Stru
# SWS
x land Flow Condition Slope (°/a) Vert. Dist.
(ft) Horiz. Dist
(R) Velodry
(fps) Time (hrs)
x t 1 3. Short grass Dasture 35.00 35.00 100.00 x.730 0.005
6. Grassed waterway 24.29 85.00 350.00 7.390 0.013
ttl 1 Time of Concentration: 0.018
xl 2 3. Short grass pasture 12.50 25.00 200.00 2.820 0.019
6. Grassed waterway 14.58 175.00 1,200.00 5.720 0.058
l
l 7. Paved area and small upland

gullies
12.17
275.00
2,260.00
7.020
0.089
tti 2 Time of Concentration: 0.166
Subwatershed Muskingum Routing Detai/s:
•
I Stru Sw5 land Flow Condihon Slope (%) Ve (h)1st. Hori(R) 1st V(fP ty Time (hrs)
e x
x 1 1 6. Grassed waterway 17.65 30.00 170.00 6.300 0.007
l 7. Paved area and small uplantl 10.78 110.00 1,020.00 6.610 O.O4Z
gullies
tt1 1 Muskingum K: 0.049'
Filename yom~5 sca Prmleo 1120-1998