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 1. Gradation for Granular Bedding
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U.S. Standard
Sieve Size Percent By Weight Passing
Type I Square Mesh Sieves
Type II
3" - 90 - 100
1-1/2" - -
3/4" - 20 - 90
3/8" 100 -
#4 95 - 100 0 - 20
#16 45 - 80 -
#50 10 - 30 -
#100 2 - 10 -
X200 0-2 0-3
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