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20' WIDE BENCHES. <br />VALLEY SLOPE 5% BACK TOWARDS FACE. <br />7100 CENTERLINE 50' MAXIMUM VERTICAL INTERVAL. <br />I SLOPE 0.5% TO SOUTH. <br />100' <br />� 2.8 <br />7000 1� <br />z <br />0 28 <br />1 F— <br />w \ <br />.m <br />4' COVER <br />CONSISTING OF <br />1.5' TOPSOIL OVER <br />2.5' CLAY SOIL <br />I— <br />8' <br />JOB NO. 22,253 <br />-- 40' —a <br />2.8 <br />1( , <br />COAL WASTE <br />1 <br />TOE BUTTRESS AND DRAIN <br />REFER TO DETAIL 2 <br />AVERAGE SLOPE <br />3.1 <br />1� <br />SLOPE TO WEST <br />EXISTING GRADE AFTER <br />TOPSOIL AND COVER REMOVAL <br />TYPICAL SECTION - SIDEHILL COAL WASTE PI <br />SCALE 1" = 100' <br />L EXISTING GRADE AFTER <br />TOPSOIL AND <br />COVER REMOVAL <br />DRAIN AND FILTER, REFER TO <br />DETAIL 3, FIGURE 4 <br />TOE BUTTRESS <br />3 SCALE 1" = 20' <br />*RDA <br />TYPICAL <br />DETAILS <br />2.8 <br />�1 <br />MINIMUM 2% <br />GRADE TO EAST <br />X31 WEST SLOPE TOE <br />3 SCALE 1" = 10' <br />WEST SLOPE TOE <br />REFER TO DETAIL 3 <br />MAINTAIN <br />GRADE TO <br />EAST <br />MATCH EXISTING GRADE <br />WEST OF RIDGELINE <br />4' COVER <br />1gF('F1VFI) <br />APR 0 7 1995 <br />; I I <br />I <br />1 <br />�o <br />SIN <br />L1❑ d <br />U N � <br />NI <br />N;UF <br />Division of Minerals & Geology <br />SLOPE TO WEST <br />MINIMUM 4 <br />DEEP CUT <br />002599 <br />FIG. 3 <br />