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

Table 2
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I RIFRAP DESIGN 6UMMARV TABLE I
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I I
I CHANNEL NO.: 9/10-f53E) I
I DRAINRGE AREA fAc)e 255 I
I#' i#N Riik#k#i%}%#!#!%%!iN}##'i'N%4##!%%ii!#'R######k!i#!#R#}#ii} %k!###~##iI
I GEOMETRIC PROPERTIES I
] ____________________ I
I SLDFF.: 0.149 I
I BOTTOM WIDTF( (f t): 12 I
I Z (H:1V): 3 I
I I
IRkk}}}iii#%lARi RN'##Aii'Rk#!!i#!##!###iikiiN#!#%#%##i##%##%#####%}RkaiRl
I HYDRAULIC PROPERTIES I
I __.__.________________ I
I I
I DESIGN EVENT: 10-YR. 24-HR I
I DISCHARGE (cf s): 105 I
I DEPTH ff t): 0.84 I
I VELOCITY tips): 8.61 I
I AREA (sq ft): 12.20 I
I I
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I CRITERIA
RIFRAP
DESIGN i
• I -
-
-
- I
I I
I PERCENT FINER SPHERICAL STONE I
1 DY WEiGHT DIRM. WEIOHT I
I (i n) (1 bs) I

I 100 27 930.4 I
I 50 18 275.7 7
i 20 9 34.5 I
I 10 6 10.2 I

I I
I DESIGN 5AFE~iV FACTOR: 1.60 I
I LAYER THICF:NESS (f t): 2.5 I
I CH. OESION DEPTH (f f.): ..^..5 I
I RIFRAP VOLUME (CV/LF) 2.6 I
I I
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