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2008-04-15_REVISION - M1980244 (193)
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2008-04-15_REVISION - M1980244 (193)
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Last modified
6/15/2021 5:52:03 PM
Creation date
5/6/2008 3:41:58 PM
Metadata
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Template:
DRMS Permit Index
Permit No
M1980244
IBM Index Class Name
REVISION
Doc Date
4/15/2008
Doc Name
VOL IV APP 5 Attachment 1 Cresson Mine Slope Design
From
CC & V
To
DRMS
Type & Sequence
AM9
Media Type
D
Archive
No
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<br />• TabfeofContents AdrianBrown <br />5.4.1 Joint Sets .......................................................28 <br />5.4.2 Fracture Intensity ...........................................28 <br />5.4.3 Structural Stability ........................................28 <br />6. SLOPE PERFORMANCE ........................................... 33 <br />6.1 Bench performance .....................................................33 <br />6.2 Slope movement .........................................................33 <br />6.2.1 Toppling feature on East wall of <br />the South Mine .......................................................33 <br />6.2.2 General slope movement <br />monitoring ..............................................................34 <br />7. SLOPE DESIGN ....................................................... 38 <br />• 7.1 Overall slope parameters ...........................................38 <br />7.1.1 CS/R C/assification .........................................38 <br />7.1.2 Norwegian Geotechnical <br />Institute Classification ............................................40 <br />7.1.3 Hoek and Bray Rockmass <br />Parameters ..............................................................41 <br />7.1.4 Kink band failure parameters .......................46 <br />7.1.5 Summary of parameters ...............................49 <br />7.2 Analysis of the East Wall ............................................50 <br />7.2.1 Hoek and Bray Method .................................50 <br />7.2.2 Kink Band Analysis ........................................ 52 <br />7.2.3 Summary of overall slope <br />design ...................................................................... 53 <br />7.3 Bench Design ...............................................................54 <br />7.3.1 Triple Bench ...................................................54 <br />• 7.3.2 Quadruple Bench Design ..............................54 <br />t 385D.980612 ~~ <br />
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