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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 03a State :Colorado Permit/job# M--1977-205 <br />Date : 0112912008 County :Delta Abbreviation :none <br />User : SSS Site : Tri County Gravel Filename : M205-03a <br />_ <br />Agency or organization name: DRMS <br />Permit or other job action : TR-02 <br />Task description : Cut and fill reduction of Phase 2 north and west highwalls to 3:1 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R DS Series 11- 7SU Horsepower : 240 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Shiftbasis : 1 per day <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $48.36 NA <br />Operating cost/hour : $56.19 100 <br />Ripper op. cost/hour : $1.08 20 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $138.41 Total fleet cost/hour : $138.41 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 6,111 CCY factor : 1.110 volume : 6,783 LCY <br /> <br />Source of estimated volume :Assume 1100'L x 20" H highwall cut and fill from vertical to 3:1 <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 80 feet Material consistency : 0.90 (Cat HB)_ <br />Unadjusted hourly production : 826.1 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1 shift/day) <br />Compacted fill or embankment Spoil pile: 0.80 (fnd-rf) <br /> Push gradient : 1.18 (Cat HB) <br />Average push gradient : 8.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,380 feet Material weight : 0.82 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,800 Ibs/LCY Net correction : 0.44 <br />Weight description <br />Clay - Natural bed Adjusted unit production : 359.42 LCY/hr <br /> Adjusted fleet production : 359.42 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 18.87 Hours <br />Unit cost : $0.385 /LCY Total job cost : $2,612