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CIRCES Cost Estimating Software <br />Task # : 02a <br />Date : 09/17/2003 <br />User : GRM <br />State :Colorado <br />County :Montrose <br />Site : Haldorson Sand /Gravel Mine <br />Agency or organization name :DMG <br />Permit or other job action :Final Reclamation Estimate <br />Task description :rip 81.1 acres of slope and pit floor <br />HOURLY EQUIPMENT COST <br />PermiUjob # : M-2003-037 <br />Abbreviation :none <br />Filename : M037-02a <br />to <br />Basic machine :Cat D8R Series 11- 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 :BOPS Cab <br />Attachment no. 2 :3-shank dpper <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $49.85 NA <br />Dozer operating cosUhour : $66.44 100 <br />Ripper operating cosUhour : $5.27 75 <br />Operator bosUhour : $31.83 NA <br />Total unit cosUhour : $153.39 Total fleet cost/hour <br />MATERIAL QUANTITIES <br />Altemate methods - <br />Seismic : NA <br />Area : 81.10 <br />NA <br />acres <br />Selected estimating method : Area <br />$306.78 <br />Load factor : NA Bank volume : NA BCY <br />Rip depth (ft) : 2.00 Volume : 261,683 BCY or CCY <br />Source of estimated quantity :estimated <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Altemate methods - <br />Seismic : Seismic velocity : NA feeUsecond <br />Unadjusted production : NA cu. yds./hour <br />Area : Avg. ripping depth <br />Average ripping width <br />Average ripping length <br />Average dozer speed <br />Average maneuver time <br />Production per unit area <br />Unadjusted production <br />2.00 feeUpass <br />7.08 feeUpass <br />100.00 feetpass <br />88.00 feeUminute <br />0.25 minutes/pass <br />0.703 acres/hour <br />2,269.73 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 2 dozers) <br />Unit cost : $0.081 per cu. yd. <br />of Phase 1,2 and 5, no overburden <br />Unadjusted production <br />per selected method : 2,269.73 cu. yds./hour <br />Site altitude : 5,800 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shiff/day) <br />Net job correction : 0.83 multiplier <br /> <br />Adjusted unit production : 1,883.87 cu. yds./hour <br />Adjusted fleet production : 3,767.75 cu. yds./hour <br />Total job time : 69.45 hours <br />Total job cost : $21,307 <br />Horsepower: 310 <br />Shift basis : 1 perday <br />Data source : (CRG) <br />