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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 02a State :Colorado PermiUjob # :ft~2007-035 <br />Date : 09/05/2007 County :Jackson Abbreviation :none <br />User: GRM Sile :Bond Pit Filename :M035-02a <br />Agency or organization name :DRMS <br />Permit or otherjob action :Initial Reclamation Liability Estimate <br />Task description :rip pit Noor and compacted areas <br />HOURLY EQUIPMENT COST <br />~r to topsoil <br />Basic machine :Cat D8R Series !! - 8SU <br />Blade type :Semi-Universal <br />Attachmentno.l :ROPS Cab <br />Attachment no. 2 :3-shank ripper <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $58.24 NA <br />Dozer operating cosUhour : $73.75 100 <br />Ripper operating cosUhour : $6.85 100 <br />Operator cosUhour : $32.78 NA <br />To[al unit cosUhour : $171.63 Total fleet cosUhour <br />MATERIAL QUANTITIES <br />$17L63 <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 10.00 acres Rip depth (ft) : 2.00 Volume : 32,267 BCY or CCY <br />Source of estimated quantity :estimate from reclamation map _ __ _ <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 /> <br />Area : Avg. ripping depth : 2.00 feeUpass <br />Average ripping width : 7.08 feeUpass <br />Average ripping length : 100.00 feet/pass <br />Average dozer speed : 88.00 feeUminute <br />Average maneuver time: 0.25 minutes/pass <br />Production per unit area : 0.703 acres/hour <br />Unadjusted production : 2,269.73 cu. yds./hour <br /> <br />JOB TIME AND~~COST <br />Fleet size : 1 dozers) <br />Unadjusted production <br />per selected method : 2,269.73 cu. yds./hour <br />Site altitude : 8,100 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 : 1,883.87 cu. yds./hour <br />Adjusted fleet production : 1,883.87 cu. yds./hour <br /> <br />Unit cost : $0.091 per cu. yd. <br />Total job time : 17.13 hours <br />Tolaljob cost: $2,940 <br />Horsepower: 310 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />