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Revised, October 9, 1992 <br />PRODUCTION USING CATERPILLAR 627.E SCRAPERS <br />COLOWYO COAL COMPAPtY <br />1991 PERMIT REVISION AND RENEWAL <br />• PERMIT HOND CALCULATIONS <br />ROUTE:.RT,17CT1 -.TOPSOIL <br />HAUL <br />OR <br />RETURN <br />HAUL <br />TOTAL HAUL <br />RETURN <br />TOTAL RETL'R.*1 <br />SECTION .DISTANCE <br /># -(FT . ) <br />1 125 <br />=.125 <br />GRADE <br />(%) <br />-8.00 <br />-8.00 <br />SPEED RESISTANCE SP. <br />FACTOR ($) (M_~ <br />0.80 4.00 20""• <br />0.80 4.00 23• <br />1 125 <br />125 <br />• ROUTE:_RT 17CT1 - TOPSOIL _.. <br />8.00 <br />8.00 <br />1.00 4.00 1-•= <br />1.00 4.00 '_~•: <br />PRODUCTION RATES FOR SCRAPERS <br />TOTAL Hi.ULAGE TIME LOP.DED = 0.0506 <br />TOTP.L RETL'R.*7 TIME EMPTY = 0.0825 <br />TOTAL CYCLE TIME (MINL•TES) = 1.6330 <br />AV&jtAGE TRIPS PER HOLe-2 = 30.6181 <br />TOTAL CYDS PER TRIP -- 19.0000 <br />TOTAL CYDS PER HOUR = ~ 581.7443 <br />PRODUCTION ASSUMPTIONS FOR SCRAPERS <br />SPOT TIME _ ... .... 0.00 <br />LOAD TIME _ ~ 0.90 <br />DUMP TI24E _ --. ._ _ _ _.. • _ 0.60 <br />DELAY TIME = 0.00 <br />WORKING MINUTES PER HOUR = 50.00 <br /> <br />R_15 <br />