REV89630

• Permit No: C1996083
• IBM Index Class Name: Revision
• Doc Date: 3/1/2004
• Doc Name: South Permit Boundary Rockfall Hazard Evaluation Project No. 24-004
• Type & Sequence: TR31
• Media Type: D
• Archive: No

Analysis - D:\Yeh Public files\2004\24-004 Bowie Mine Rockfall 2\Rockfall S11-S14 Jan 04\CRS1
• Analysis Point 2
Analysis Point 2: X = 450, Y = 7287
Spherical Rock: 5-ft dia., 10145-]b
Total Rocks Passing Analysis Point: 99
Cumulative Probability Velocity (ft/sec) Energy (ft-lb) Bounce Hei¢ht (ft)
50% 64.05 865389 0.44
75% 66.33 916494 5.41
90% 68.38 962460 9.88
95% 69.61 990056 12.56
98% 70.99 1021028 15.57
Note: Velocity and kinetic energy aze analyzed assuming a normal distribution.
Bounce height is analyzed assuming a log distribution.
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