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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />_........ <br />PROJECT IDENTIFICATION <br />Task #: 003 State : Colorado Permit/job # : M-1988-021 <br />Date <br />User <br />0512312009 <br />RCO <br />Site altitude <br />Altitude adjustment <br />Job efficiency factor <br />Net job correction <br />Agency or organization name : DRMS <br />Permit or other job action :Routine recalculation <br />Task description :Rip compaction in pit floor <br />...... ..... <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200: Horsepower : 310 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2:3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $57.41 NA <br />Dozer operating cost/hour : $77.13 100 <br />Ripper operating cost/hour : $6.86 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $174.18 Total fleet cost/hour : $174.18 <br />MATERIAL QUANTITIES <br />Area : Avg. ripping depth : 1.00 feet/pass <br />Average ripping width : 7.08 feet/pass <br />Average ripping length : 300.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.800 acres/hour <br />Unadjusted production : 1,289.94 cu. yds./hour <br />8,900 feet <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br />Adjusted unit production : 1,070.65 cu. yds./hour <br />Adjusted fleet production : 1,070.65 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 3.77 hours <br />Unit cost : $0.163 per cu. yd. Total job cost : $656 <br />County :Mineral <br />Site : Soward Ranch Pit <br />Abbreviation :none <br />Filename :M021-003