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CIRCES Cost Estimatinq Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 002 State : Colorado Permit/job# : M-1976-059 <br />Date : 1012412008 County: Montezuma Abbreviation :none <br />User: WHE Site : Cortez Sandstone Pit Filename : M059-002 <br />Agency or organization name: DRMS <br />Permit or other job action :Routine bond review <br />Task description :Rough grade pit floor, convey drainage to SW <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200,1 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower : 310 <br />Shift basis : 1 per day <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $57.13 NA <br /> Operating cost/hour : $77.13 100 <br /> Ripper op. cost/hour : $1.68 25 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $168.71 Total fleet cost/hour: - $168.71 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 22,587 LCY factor : NA volume : 22,587 LCY <br /> <br />Source of estimated volume : (14ac)(43560sf/ac)(1'D)/27 = 22,586.67 cy <br />Source of estimated swell factor : NA <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <br />Average push gradient : 0.00 % (pos) <br />Average site altitude : 6,000 feet <br />Material weight : 2,550 Ibs/LCY <br />Weight description <br />Sandstone <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) <br />Unit cost : $0.298 /LCY <br />Push gradient : 1.00 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.90 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.40 <br />Adjusted unit production : 565.76 LCY/hr <br />Adjusted fleet production : 565.76 LCY/hr <br />Total job time : 39.92 Hours <br />Total job cost : $6,735