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Revised, October 9, 1992 <br />PRODUCTION USING CATERPILLAR 627E SCRAPERS <br />COLOWYO COAL COMPANY <br />• 1991 PERMIT REVISION AND RENEWAL <br />PERMIT BOND CALCULATIONS <br />ROUTE: RT 15Es1 - TOPSOIL <br />HAUL <br />OR SECTION DISTANCE GRADE SPEED RESISTANCE SPE== <br />RETURN ,~ (FT. ) (%} FACTOR (%) (:•{_ -; <br />HAUL 1 500 -8.00 0.80 4.00 28.G= <br />HAUL 2 250 4.40 1.00 4.00 1_.C~ <br />TOTAL HAUL 750 -3.87 0.87 4.00 2:.%= <br />RETURN 1 250 -4.40 0.80 4.00 28.0= <br />RETURN 2 500 8.00 1.00 4.00 1-.2= <br />TOTAL RETUR?1 750 3.87 O.S3 4.00 2~~.c= <br />• <br /> <br />ROUTE:RT 15E.i1 - TOPSOIL <br />PRODUCTT_Oti RF.TES FOR SCRAPERS <br />TOTAL HAULAGE TIME LOADED = 0.3915 <br />TOTAL RETL~2N TIME EMPTY = 0.4309 <br />TOTAL CYCLE TIME (MINUTES) = 2.3224 <br />AVERAGE TRIPS PER HOUR = 21.5294 <br />TOTP.L C'1D5 PER TRIP = 19.0000 <br />TOTAL C'1D5 PER HOGS = 409.0580 <br />PRODUCTION ASSL'I".PTIONS FOR SCRAPERS <br />SPOT TIME = 0.00 <br />LOAD TIME = 0.90 <br />• DUMP TII4E = 0.60 <br />DELAY TIME = 0.00 <br />WORKING MICIUTES PER HOUR = 50.00 <br />