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PERMFILE137359
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PERMFILE137359
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Entry Properties
Last modified
8/24/2016 10:38:01 PM
Creation date
11/26/2007 5:52:53 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981022
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
Coal Refuse Pile and Haul Road Design (Lincoln DeVore 1997)
Section_Exhibit Name
Exhibit 2.05-E4 Part 1
Media Type
D
Archive
No
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<br />r 1 <br />LJ <br />• <br />ISOTROPIC SOIL PARAMETERS <br />5 TYPE(S) OF SOIL <br />SOIL TOTAI. SATURATED COHESION FRICTION PORE PRESSURE PffZOI.1ETRIC <br />TYPE UNff WT. UNIT UT. INTERCEPT ANGLE PRESSURE CONSTANT SURFACE <br />NO. (DEG) PARAI.4L+iER NO. <br />I 134.0 143.0 7.0 36.0 .00 .0 1 <br />2 134.0 143.0 7.0 40.0 .00 .0 1 <br />3 128.0 137.0 376.0 12.6 ,00 .0 1 <br />4 120.0 135.0 1500.0 17.0 .00 .0 1 <br />5 135.0 150.0 4000.0 45.0 .00 .0 1 <br />SEARCHING ROUTINE WILL BE LIMITED TO AN AREA DEFINED BY 2 BOUNDARIES <br />OF WHICH THE FIRST 2 BOUNDARIES WILL DEFLECT SURFACES UPWARD <br />BOUNDARY X-LEFT Y•LEFi X-RIGHT Y•RIOHT <br />NO. <br />1 .00 .00 100.00 10.00 <br />2 100.00 10.00 350.00 130.00 <br />A CRITICAL FAILURE SURFACE SEARCHMG METHOD, USRJG A RANDOM <br />TECHNIQUE FOR GENERATMG CIRCULAR SURFACES, HAS BEEN SPECIFIED. <br />100 TRIAL SURFACES HAVE BEEN GENERATED. <br />111 SURFACES fNIT1ATE FROM EACH OF 10 POMTS EQUALLY SPACED <br />ALONG THE GROUND SURFACE BETWEEN X - 28.00 AND X ~ 100.00 <br />EACH SURFACE TERMINATES BETWEEN X ~ 200.00 AND X' 300.00 <br />UNLESS FURTHER LIMITATIONS WERE IMPOSED, THE MMIMUM ELEVATION <br />AT WHICH A SURFACE EXTENDS [S Y = .00 <br />30.W FT. LINE SEGMENTS DEFINE EACH TRIAL FAILURE SURFACE. <br />FOLLOWING ARE DISPLAYED THE TEN MOST CRITICAL OF THE TRIAL <br />FAILURE SURFACES EXAMINED. THEY ARE ORDERED -MOST CRITICAL FIRST. <br />SAFETY FACTORS ARE CALCULATED BY THE MODIFIED BISHOP METHOD. <br />
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