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PERMFILE58943
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PERMFILE58943
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Last modified
8/24/2016 11:01:15 PM
Creation date
11/20/2007 6:04:16 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1994082
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
HAUL ROAD D STABILITY ANALYSIS YOAST MINE
Section_Exhibit Name
TAB 13 ATTACHMENT 13-16
Media Type
D
Archive
No
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** ** <br />** The last calculated value of the FOS was 45.8342 ** <br />** This will be ignored for final summary of results ** <br /> <br />• <br />Circular surface (FOS= 45.8342) is defined by: xcenter = 148.06 <br />ycenter = <br />--------- 7520.75 Init. Pt. = <br />-------------------------- 120.00 Seg. Length = <br />------------------------- 5.00 <br />------- <br />Factors of safety have been calculated by the <br />* * * * * SIMPLIFIED BISHOP METHOD <br />The most critical circular failure surface <br />is specified by 17 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 73.33 7476.76 <br />2 78.12 7475.33 <br />3 83.03 7474.34 <br />4 88.00 7473.81 <br />5 93.00 7473.73 <br />6 97.98 7474.12 <br />7 102.91 7474.96 <br />8 107.74 7476.25 <br />9 112.43 7477.97 <br />10 116.95 7480.12 <br />11 121.25 7482.67 <br />12 125.29 7485.61 <br />13 129.05 7488.91 <br />14 132.49 7492.54 <br />15 135.59 7496.46 <br />16 138.31 7500.66 <br />17 139.54 7503.00 <br />**** Simplified BISHOP FOS = 2.568 **** <br />** ** <br />** Out of the 100 surfaces generated and analyzed by XSTABL, ** <br />** 1 surfaces were found to have MISLEADING FOS values. ** <br />** *. <br />• <br />The following is a summary of the TEN most critical surfaces <br />
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