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PROJECT IDENTIFICATION <br />Task #: 002 <br />Date : 0811012009 <br />User: PSH <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />State :Colorado Permit/job #:M1980003 <br />County :Eagle Abbreviation :none <br />Site :Mcnu/ty Cinder Pit Filename :M003-002 <br />Agency or organization name : Colorado Department Of Reclamation, Mining And Safety <br />Permit or other job action : Revised Bond Calculation <br />Task description : Rip pit floor prior to topsoil (growth medium) replacement <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8SU (200: Horsepower : 310 <br />Blade type : Semi-Universal <br />Attachment no. 1 :BOPS Cab Shiftbasis : 1 per day <br />Attachment no. 2:3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $55.27 NA <br />Dozer operating cost/hour : $95.35 100 <br />Ripper operating cost/hour : $7.17 100 <br />Operator cost/hour : $35.01 NA <br />Total unit cost/hour : $192.81 Total fleet cost/hour : $192.81 <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA <br />Area : 8.30 acres Rip depth (ft) : 2.00 <br />Bank volume <br />Volume <br />NA <br />26,781 <br />BCY <br />BCY or CCY <br />Source of estimated quantity : Colorado Department of Reclamation, Mining and Safety <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity : NA feet/second <br />Unadjusted production : NA cu. yds./hour <br />,unwuvii VVIICIAIUIl racwia- <br />Unadjusted production <br />per selected method : 2,652.36 cu. yds./hour <br />Area : Avg. ripping depth : 2.00 feet/pass Site altitude : 7,500 feet <br />Average ripping width : 7.08 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 500.00 feet/pass Job efficiency factor : 0.83 (1 shifVday) <br />Average dozer speed : 88.00 feet/minute Net job correction : 0.83 multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.822 acres/hour Adjusted unit production : 2,201.46 cu. yds./hour <br />Unadjusted production : 2,652.36 cu. yds./hour Adjusted fleet production : 2,201.46 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 12.17 hours <br />Unit cost : $0.088 per cu. yd. Total job cost : $2,346 <br />