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CIRCES Cost Estimating Software <br /> BULLDOZER WORK <br /> <br /> PROJECT IDENTIFICATION <br /> Task # : 008 State :Colorado Permit/job# : C-81-035 <br /> Date : 07/11/2007 County :La Plata Abbreviation :none <br /> User : TAK Site :King 1 Mine Filename :C035-008 <br /> <br /> Agency or organization name :Colorado Divisionof Reclamation, Mining And Safety <br /> Permit or other job action : RN- s <br /> Task description :Doze fill into portals, rough grade fill slope and topsoil <br /> <br /> HOURLY:E;;;;UIPMENT C;;:.;:.;T;::.;;;; <br />Q OS ............................................................................................................................. ............................. ............................ <br /> Basic machine :Cat D8R Series 11 - 8SU (200; Horsepower : 310 <br /> Blade type :Semi-Universal <br /> Attachment no. 1 :ROPS Cab Shift basis : 1 perday <br /> Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br /> Cost Breakdown : Ownership cost/hour : $58.24 NA <br /> Operating cost/hour : $73.75 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $164.77 Total fleet cost/hour : $164.77 <br /> <br /> <br />• MATERIAL~~~~ ~~UANTITI:E« :::::::::.............. <br /> <br />S <br />Q ............................................................................................................................ ............................. ............................ <br /> Initial Swell Loose <br /> volume : 400 LCY factor : NA volume : 400 LCY <br /> <br /> Source of estimated volume :Reclamation plan in permit <br /> Source of estimated swell factor :NA <br /> <br /> HOURLY PRODUCTI:;:,:N::::; .:........... <br />O ......,.................................................. <br />Job Condition Correction Factors <br />Source <br /> Operator skill : 0.75 (avg.) <br /> Average push distance : 200 feet Material consistency : 1.20 (Cat HB) <br /> Unadjusted hourly production : 491.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br /> Material consistency description : Job efficiency : 0.83 (1shift/day) <br /> Loose stockpile Spoil pile : 0.80 (fnd-rfJ <br /> Push gradient : 1.11 (Cat HB) <br /> Average push gradient : 5.00 % (neg) Altitude : 1.00 (Cat HB) <br /> Average site altitude : 7,400 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br /> Material weight : 2,900 Ibs/LCY Net correction : 0.53 <br /> Weight description <br /> Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 259.95 LCY/hr <br /> Adjusted fleet production : 259.95 LCY/hr <br /> <br /> <br />• JOB TIME AND COST ::::::.................. ............................................................................................................................ ............................. <br /> ........................... <br /> Fleet size : 1 Dozers) Total job time : 1.54 Hours <br /> Unit cost : $0.634 /LCY Total job cost : $254 <br /> <br />