PERMFILE115749

• Permit No: C1981071
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: PR2 APPENDIX I CHANNEL DESIGN
• Media Type: D
• Archive: No

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I RIPRAP DESIGN SUMMARY TABLE I
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I I
I C4IANNEL NO.: 31-1 I
I DRAINAGE. AREA fAc): 121 I
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I GEOMETRIC PROPERTIES I
i _________-___.__.____.__ I
I SLOPE: 0.15 I
I DOTTGM WIDTH (f t): 12 I
I 2 <H:1V): 3 I
I I
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i FiVDRALIL IC FROF•ERTIES I
i ___.___._____________._ I
I I
I DESIGN F:VENT: 10-VR. 24-HR I
i DiSC11ARGE Icf s>: 56 i
1 DEPTH <f t): 0.61 I
i VELGCITV (fps): b. (.4 I
1 hREA (srl fY.): 8.44 I
I I
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• I RiFRAF' DESIGN CRI TI-1'tIA I
I -
- I
I 1
I FERf:ENT FINER SPHERICAL. STONE I
I BV WEIGHT DIRM. WEIGHT I
I fin) (1 bs) 1
I ______________...___._____ ___-_______________________________ _ I
I 100 7.7 930.4 I
I 50 1D 275.7 I
I 20 9 34.5 I
I 10 6 10.2 I
I ______________________._ ___-_______________________________ _ I
I I
I DESIGN SAFETY FACTOR: 1.94 I
I LAVER THI CI'NESS (ft): 2.5 I
I CH. DESIGN DEPTH (f t>: 2.5 1
I Ri F'RAP VOLUME fCV/LF) 2.6 I
I I
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