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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 025 State :Colorado Permit/job # : C-1982-057 <br />Date : 0412812010 County : Routt Abbreviation : none <br />User : JRS Site : Seneca li-W Filename : C057-025 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Partial Phase / Bond Release SL-02 <br />Task description :Rip Haul Roads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D 11 R - 11 U (2005) Horsepower:----- 850 <br />Blade type : Universal <br />Attachment no. 1 : ROPS Cab Shift basis per-day, <br />Attachment no. 2:3-shank ripper <br />Data source : (CRG) <br />Utilization % <br />Cost Breakdown : Ownership cost/hour : $173.03 NA <br />Dozer operating cost/hour : $209.76 100 <br />Ripper operating cost/hour : $12.25 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $433.58 Total fleet cost/hour : $1,734.31 <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA <br />Area : 52.50 acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 3.00 Volume <br />NA <br />254,100 <br />Source of estimated quantity :Page 25-1-19 <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />BCY <br />BCY or CCY <br />Alternate methods - Jon uonaition t-orrecuon ractor5 -- <br />Seismic : Seismic velocity: NA feet/second Unadjusted production <br />Unadjusted production : NA cu. yds./hour per selected method : 6,286.32 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 3.51 feet/pass Site altitude : 7,500 feet <br />Average ripping width : 9.83 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 300.00 feet/pass Job efficiency factor : 0.83 (1 shift/day)_ <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 : 1.110 acres/hour Adjusted unit production : 5,217.64 cu. yds./hour <br />Unadjusted production : 6,286.32 cu. yds./hour Adjusted fleet production : 20,870.57 <br />--------------- cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 4 dozer(s) Total job time : 12.18 hours <br />Unit cost : $0.083 per cu. yd. Total job cost : $21,115 <br />