PERMFILE138818

• Permit No: C1981018
• IBM Index Class Name: Permit File
• Doc Date: 10/13/2004
• Doc Name: Post-Reclamation Refuse Area Runoff and Sedimentology Calculations
• Section_Exhibit Name: Illustration 49
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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14
Peak Peak
Stru SWS Sediment Sediment Settleable 24VW
# # Soil K L R
( ) S %
( ) C p ~ #
Conc.
Conc
(tons) (ml/p
(mg/I) (ml/I)
#2 1 0.280 200.00 25.00 0.2400 1.0000 1 27.2 192,611 120.08 63.55
164,6 122,961 75.58 36.41
#1 1 0.280 5.00 2.00 0.1000 1.0000 1 0.3 1,175 0.73 0.40
223.6 125,828 77.78 36.93
Subwatershed Time of Concentration Detai/s:
Stru
# SWS
# Land Flow Condition Slope (%} Vert. Dist.
(R) Horiz. Dist.
(R) Velocity
(fps) Time {hrs)
#2 1 2. Minimum tillage cultivation 25.00 37.50 150.00 2.500 0.016
6. Grassed waterway 3.91 18.00 460.00 2.960 0.043
#2 1 Time of Concentration: 0.059
#3 1 5. Nearly bare and untitled, and
alluvial valley fans 25.00 70.00 280.00 5.000 0.015
#3 1 Time of Concentration: 0.015
#4 1 2. Minimum tillage cultivation 13.85 27.00 195.00 1.860 0.029
2. Minimum tillage cultivation 25.00 34.00 136.00 2.500 0.015
6. Grassed waterway 2.50 21.25 850.00 2.370 0.099
#4 1 Time of Concentration: 0.143
#5 1 2. Minimum tillage cultivation 7.75 11.00 142.00 1.390 0.028
2. Minimum tillage cultivation 22.08 17.00 77.00 2.340 0.009
9. Small streams Flowing bankfull 3.25 25.00 770.01 16.210 0.013
#5 1 Time of Concentration: 0.050
#7 1 2. Minimum tillage cultivation 12.00 18.84 157.00 1.730 0.025
#7 1 Time of Concentration: 0.025
#7 2 2. Minimum tillage cultivation 2.25 31.95 1,420.00 0.750 0.525
#7 2 Time of Concentration: 0.525
Filename: RP-4 terrace -final configuration - 100yr.sc4 Printed 07-28-2004