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REV06840
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REV06840
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Entry Properties
Last modified
8/25/2016 1:07:50 AM
Creation date
11/21/2007 9:37:15 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Revision
Doc Date
11/30/1995
Doc Name
FACTOR OF SAFETY SUMMATION FOR THE PARKING LOT EXTENSION AT THE WEST ELK MINE
From
HARDING LAWSON ASSOCIATES
To
MTN COAL CO
Type & Sequence
MR174
Media Type
D
Archive
No
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Circle Center At X = 132.1 Y = 151.3 and Radius, 45.3 <br />*** 2.408 *** <br />1 <br />Failure Surface Specified By 11 Coordinate Points <br />Point X-Surf Y-Surf <br />No. (ft) (ft) <br />1 103.33 109.95 <br />2 110.79 103.30 <br />3 119.57 98.49 <br />4 129.20 95.80 <br />5 139.19 95.35 <br />6 149.02 97.17 <br />7 158.19 101.16 <br />8 166.21 107.12 <br />9 172.69 114.75 <br />10 177.27 123.63 <br />11 178.98 130.37 <br />Circle Center At X = 136.2 Y = 139.2 and Radius, 44.0 <br />* ** 2.419 *** <br />Failure Surface Specified By 12 Coordinate Points <br />Point X-Surf Y-Surf <br />No. (ft) (ft) <br />1 100.00 109.73 <br />2 107.26 102.85 <br />3 115.86 97.75 <br />4 125.38 94.70 <br />5 135.35 93.84 <br />6 145.25 95.21 <br />7 154.60 98.76 <br />8 162.93 104.30 <br />9 169.81 111.55 <br />10 174.92 120.15 <br />11 177.98 129.67 <br />12 178.03 130.30 <br />Circle Center At X = 134.2 Y = 138.5 and Radius, 44.7 <br />*** 2.432 *** <br />
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