PERMFILE103345

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 6/16/2006
• Section_Exhibit Name: Tab 20 Attachment 20-1 Part 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Stru
# SWS
# Land Flow Condition Slope (%) Vert. Dlst.
(ft) Horiz. Dist.
(ft) Velocity
(fps) Time (hrs)
#2 1 Time of Concentration: 0.075

#3
1 5. Nearly bare and unfilled, and
alluvial valley fans
19.50
78.00
400.00
4.410
0.025
3. Short grass pasture 20.50 41.00 200.00 3.620 0.015
5. Nearly bare and unfilled, and
alluvial valley fans 27.00 108.00 400.00 5.190 0.021
7. Paved area and small upland
gullies 21.29 273.00 1,282.00 9.280 0.038
#3 1 Time of Concentration: 0.099
#3 2 3. Short 9255 pasture 27.00 108.00 400.00 4.150 0.026
6. Grassed waterway 25.79 325.00 1,260.00 7.610 0.045
8. Large gullies, diversions, and low
Flowing streams 10.44 155.00 1,485.00 9.690 0.042
#3 2 Time of Concentration: 0.113
#4 1 5• Nearly bare and unfilled, and
alluvial valley fans 35.42 85.00 240.00 5.950 0.011
6. G2ssed waterway 23.33 35.00 150.00 7.240 0.005
#4 1 Time of Concentration: 0.016
#4 2 3. Short grass pasture 21.25 85.00 400.00 3.680 0.030
6. Grassed waterway 14.29 65.00 455.00 5.660 0.022
8. large gullies, diversions, and low
flowing streams 12.45 295.00 2,370.01 10.580 0.062
#4 2 Time of Concentration: 0.114

#5
1 5. Nearly bare and unfilled, and
alluvial valley fans
15.00
60.00
400.00
3.870
0.028
7. Paved area and small upland
gullies 20.54 380.00 1,850.00 9.120 0.056
#6 1 Time of Concentration: 0.084
#5 2 5. Nearly bare and unblled, and
alluvial valley fans 27,75 111.00 400.00 5.260 0.021
7. Paved area and small upland
gullies 23.45 272.00 1,160.00 9.740 0.033
8. large gullies, diversions, and low
Flowing streams 12.87 155.00 1,204.00 10.760 0.031
#5 2 TLme of Concentration: 0.085
#6 1 3. Short grass pasture 15.50 62.00 400.00 3.140 0.035
6. G2ssed waterway 7.32 15.00 205.00 4.050 0.014
8. Large gullies, diversions, and law
Flowing streams 6,qq 15.00 233.00 7.610 0.008
#6 1 Time of Concentration: 0.057
#7 1 5. Nearly bare and unfilled, and
alluvial valley fans 19.50 78.00 400.00 4.410 0.025
7. Paved area and small upland
gullies 20.29 140.00 690.00 9.060 0.021
#7 1 Time of Concentration: 0.046
#7 2 3. Shorf grass pasture 13.75 55.00 400.00 2.960 0.037
6. G2ssed waterway 13.46 35.00 260.00 5.500 0.013

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Filename: PM-2series_3 6_01 _O6.srA 20-1.159 Printed 01-31-2006