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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />NA <br />M-1989-056 <br />:none <br />M056-002 <br />Y EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8SU (: <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab <br />Attachment no. 2 : 3-shank ripper <br />Cost Breakdown : Ownership cost/hour : $57.13 <br />Operating cost/hour : $77.13 <br />Ripper op. cost/hour : $0.00 <br />Operator cost/hour : $32.78 <br />Total unit cost/hour : $167.03 <br />MATERIAL QUANTITIES <br />'00~ Horsepower : 310 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />-% <br />NA <br />X00 <br />0 <br />NA <br />Total fleet cosUhour : X334.06 <br />56,500 LCY <br />Average push gradient : 0.00 % (pos) <br />Average site altitude : 4,800 feet <br />Material weight : 2,650 Ibs/LCY <br />Weight description <br />Decomposed rock - 25% Rock, 75% Earth <br />JOB TIME AND COST <br />Fleet size : 2 Dozers) <br />Unit cost : $0.677 /LCY <br />~ ~onaition Correction F ctors Source <br />Operator sk II : 0.75 (avg.) <br />Material consistenc y : 0.90 (Cat HS) <br />Dozing metho d : 1.00 (gen.) <br />Visibili 1.00 (avg.) <br />Job efficienc 0.83 (lshift/day) <br />Spoil pil 0.80 (fnd-rt) <br />Push gradie t : 1.00 (Cat HB) <br />Altitud 1.00 (Cat HB) <br />Material weigh 0.87 (Cat HB) <br />Blade typ 1.00 (S/SU/U) <br />Net correctio <br />Adjusted unit productio <br />Adjusted fleet productio <br />Total job time)I <br />Total job cosd <br /> <br />: <br /> <br />: 0.39 <br />246.66 LCY/hr <br />493.31 LCY/hr <br />114.53 Hours <br />$38,261 <br />