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REP03152
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REP03152
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Last modified
8/24/2016 11:33:59 PM
Creation date
11/26/2007 10:25:51 PM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981019
IBM Index Class Name
Report
Doc Date
2/22/1996
Doc Name
AUGER MINING ANALYSIS WEST PIT AND STREETER PIT AND STABILITY EVALUATION NORTH WALL OF WEST PIT COLO
Permit Index Doc Type
STABILITY REPORT
Media Type
D
Archive
No
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<br />C~ <br />7200 <br />MAXIMUM SPOIL ELEVATION = 7300 <br />SCALE: 1' =60' <br />ORIGINAL <br />7100 GR~U~ <br />Y FLOOR- <br />Y-TOE LOCATION VARIES <br />Y-SEAMS <br />w <br />Z 7000 <br />0 <br />J <br />W <br />6900 <br />TYPICAL PRODUCTION FACE, <br />OVERALL SLOPE 56' <br />MAXIMUM PRODUCTION FACE, <br />OVERALL SLOPE 62' <br />MAXIMUM RECOMMENDED SLOPE, <br />\ \ ~ pVERALL ANGLE 65' <br />~\ V\ <br />~ ~ t <br />\\ <br />~\ <br />\\\~\ <br />\\, <br />1 <br />~~ <br />\ V <br />i a~ <br />PIT FLOOR <br />6800 <br />6700 <br />- D-SEAM <br />E-SEAM <br />~! <br />NOTES: ~ <br />1. TYPICAL PRODUCTION FACE IS BASED ON 75' <br />INTERBURDEN BENCH SLOPES, 25 F00T BENCH . <br />AT A-SEAM, 40 FOOT BENCHES AT B AND D SEAMS. <br />2. MAXIMUM PRODUCTION FACE WITH AUGERING IS <br />BASED ON 75' INTERBURDEN BENCH ANGLES <br />AND 25 FOOT BENCHES AT A, B AND p SEAMS. <br />3. MAXIMUM RECOMMENDED SLOPE BASED <br />UPON STABILITY ANALYSIS, REFER TO REPORT <br />FOR DISCUSSION. <br />4. SLOPES ABOVE X AND Y SEAMS PER <br />PREVIOUS GROUND CONTROL PLAN. <br />• <br />``T'/ <br /> <br />SPOIL TOE <br />VARIES <br />X-TOE LOCATION VARIES <br />X-SEAM <br />-SEAMS <br />B-SEAM <br />C-SEAM <br />F-SEAM <br />NORTH WALL <br />SLOPE <br />
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