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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />Task # : 02a <br />Date : 11/12/2002 <br />User : SSS <br />State :Colorado <br />County :Eagle ' <br />Site : Mcnulty Cinder Pit <br />Agency or organization name : DMG <br />Permit or other job action :Routine Reclamation Cost Estimate Update <br />Task description :Rip pit floor prior to topsoil (growth medium) replacement <br />HOURLY EQUIPMENT COST <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA <br />Area: 8.30 <br />NA <br />acres <br />$150.97 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :Standard rip depth for compacted pit Floors <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity : NA feeUsewnd <br />Unadjusted production : NA cu. yds./hour <br />Area : Avg. ripping depth : 2.00 fee0pass <br />Average ripping width : 7.08 fee0pass <br />Average ripping length : 500.00 feet/pass <br />Average dozer speed : 88.00 feeUminute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.822 acres/hour <br />Unadjusted production : 2,652.36 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozers) <br />Unit cost : $0.069 per cu. yd. <br />Basic machine :Cat D8R - 8SU Horsepower : 305 <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 perday <br />Attachment no. 2 : 3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $49.50 NA <br />Dozer operating cosUhour : $65.98 100 <br />Ripper operating cosOhour : $7.50 100 <br />Operator cosOhour : $27.99 NA <br />Total unit cosUhour : $150.97 Total fleet cost/hour <br />Load factor : NA Bank volume : NA <br />Rip depth (ft) : 2.00 Volume : 26,781 <br />ounuuiun wnauwn raums - <br />Unadjusted production <br />per selected method : 2,652.36 cu. yds./hour <br />Site altitude : 7,500 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shiWday) <br />Net job correction : 0.83 multiplier <br /> <br />Adjusted unit production : 2,201.46 cu. yds./hour <br />Adjusted fleet production : 2,201.46 cu. yds./hour <br /> <br />Total job time <br />Total job cost <br />Permitfjob # : M-1980-003 <br />Abbreviation :none <br />Filename : M003-02a <br />12.17 hours <br />$1,837 <br />