2008-12-04_PERMIT FILE - C1994082 ‎(41)‎

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 12/4/2008
• Doc Name: Haul Road Ditches SEDCAD4 Results
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.2
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
C~oyngnt t998 Pamela! Scnwab
Gml Software Design
6
•
Subwatershed Hydro/ogy Detai/;

Stru SWS SWS Area Time of
Musk K
Curve Peak Runoff
Conc Musk X
UHS Discharge Volume
x tt (at)
(hrs) (hrs) Number
(cfs)
(ac-ft)
ttl 1 27.600 0.125 0.000 0.000 46.000 M ~ 0.00 0.000
2 19.ti00 0.101 0.000 0.000 91.000 M 18.50 1.480
S 47.200 I 18.50 1.480
Subwatershed Time of Concentration Detai/s:

Stn SWS Land Flow Condition Slope (%) Vert. Dist. Horiz. Dist. Velocity Tme (hrs)
x x (ft) (ft) (fps)
=1 1 3. Short grass pasture 23.46 95.01 a04.98 3.870 0.029
6. Grassed waterway 18.60 199.95 1,075.00 6.4ti0 0.046
6. Grassed waterway 24.79 149.97 604.96 7.460 0.022
7. Paved area and small upland 11.43 80.01 700.00 6.500 0.028
gullies _
Jil 1 Time of Concentration: 0.125
2 5. Nearly bare and unblled, and 32.50 65.00 200.00 5.700 0.009
alluvial valley fans
~
7. Paved area antl small upland 1394 350.00 2,510.00 7.510 0.092

gullies i
ttl 2 Time of Concentration: 0.101
Filename roadezt26.sc4 Printed 0202-1999