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2007-08-10_REVISION - M2001107 (4)
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2007-08-10_REVISION - M2001107 (4)
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Last modified
6/15/2021 2:58:14 PM
Creation date
11/21/2007 10:55:46 PM
Metadata
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Template:
DRMS Permit Index
Permit No
M2001107
IBM Index Class Name
REVISION
Doc Date
8/10/2007
Doc Name
Slope Stability Report
From
NCCI
To
DRMS
Type & Sequence
AM1
Media Type
D
Archive
No
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RANK-HEQ.OPT <br />1000 trial surfaces will be generated and analyzed. <br />10 Surfaces initiate from each of 100 points equally spaced <br />along the ground surface between x = 191.0 ft <br />and x = 192.2 ft <br />Each surface terminates between x = 255.0 ft <br />and x = 265.0 ft <br />Unless further limitations were imposed, the minimum elevation <br />at which a surface extends is y = 50.0 ft <br />* * * * * DEFAULT SEGMENT LENGTH SELECTED BY XSTABL <br />9.0 ft line segments define each trial failure surface. <br />ANGULAR RESTRICTIONS <br />The First segment of each failure surface will be inclined <br />within the angular range defined by <br />Lower angular limit :_ -95.0 degrees <br />Upper angular limit :_ -1.0 degrees <br />-- WARNING -- WARNING -- WARNING -- WARNING -- (# 98) <br />------------------------------------------------------------ <br />USER SELECTED option to maintain strength greater than zero <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 21 coordinate points <br />Point x-surf y-surf <br />No. (ft) (ft) <br />1 192.01 103.17 <br />2 196.00 103.03 <br />3 200.00 103.10 <br />9 203.99 103.36 <br />5 207.97 103.84 <br />6 211.91 104.51 <br />7 215.81 105.39 <br />8 219.66 106.96 <br />9 223.96 107.73 <br />10 227.18 109.19 <br /> Page 3 <br />
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