PERMFILE60290

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 10/10/2003
• Doc Name: IIW Haul Road Ditches and Culverts ‎(10 yr 24 hr & 100 yr 24 hr)‎
• Section_Exhibit Name: Exhibit 2.05-E3 Section 10jj
• Media Type: D
• Archive: No

;EDCAD 4 for Windows
imwinh1100P OemWe I CnM.roh
6
Subwatershed Hydro/ogy Detai/;

Stru
#
SWS
# SWS Area

(ac) Time of
Conc
(hrs) Musk K

(hrs)
Musk X Cure

Number
UHS Peak
Discharge
(~) Runoff
Volume
(ac_ft)
#2 1 7.100 0.031 0.000 0.000 57.000 M 1.34 0.112
2 1.400 0.050 0.000 0.000 90.000 F 4.24 0.210
8.500 4.45 0.322
#3 1 ~ 150.000 0.350 0.000 0.000 57.000 M 6.47 2.359
158.500 7.25 2.581
#1 1 30.600 0.088 0.000 0.000 57.000 M 5.78 0.481
2 1.000 0.031 0.000 0.000 90.000 F 3.03 0.150
31.500 8.00 0.631
#9 1 2.000 0.026 0.000 0.000 90.000 F 6.05 0.300
192.100 17.25 3.512
Subwatershed Time of Concentration Detai/s:

Stru
# SWS
# land Flow Condition Slope (%) Vert. Dist.
(ft) Horiz. Dist.
(R) Velocity
(fPs) Time (hrs)
#1 1 3. Short grass pasture 30.00 150.00 500.00 4,380 0.031
6. Grassed waterway 50.00 1,100.00 2,200.00 10.600 0.057
#1 1 Time of Concentration; 0.068
#1 2 7• Paved area and small upland
gullies 3.00 12.00 400.00 3.480 0.031
tt1 2 Time of Concentration: 0.031
#2 1 3. Short grass pasture 50.00 250.00 500.00 5.650 0.024
6. G2ssed waterway 50.00 140.00 280.00 10.600 0.007
tit 1 Time of Concentration: 0.033
#2 2 7. Paved area and small upland
gullies 3.00 18.90 630.00 3.480 0.050
if2 2 Time of Concentration: 0.050
#4 1 7• Paved area and small upland
gullies 10.00 60.00 600.00 6.360 0.026
tt4 1 Time of Concentration: 0.025
=filename: WVF HR t00yr.sc4
Printed OB-13-2003