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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 004 State : Colorado <br />Date : 0411712009 County :Gunnison <br />User : SLB Site : Bear No. 3 <br />Agency or organization name : CDRMS <br />Permit or other job action :Phase 1 Bond Release <br />Task description :Rip portal bench, access road, facilities areas <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R DS Series 11 - 7SU <br />Blade type : Semi-Universal <br />Attachment no. 1 : BOPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower: 240 <br />Shiftbasis : 1 per day <br />Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $46.68 NA <br /> Dozer operating cost/hour : $56.19 100 <br /> Ripper operating cost/hour : $4.30 100 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $139.95 Total fleet cost/hour : $139.95 <br />MATERIAL QUANTITIES <br /> Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 3.80 acres Rip depth (ft) : 2.00 Volume : 12,261 BCY or CCY <br /> <br />Source of estimated quantity: 44% of original acreage figure taken from Map 10 <br />Source of estimated load factor : NA <br /> <br />HOURLY PRODUCTION <br />Alternate methods - Job Condition Correction Factors - <br />Seismic : Seismic velocity: NA feet/second Unadjusted production <br />Unadjusted production : NA cu. yds./hour per selected method : 2,290.29 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 2.00 feet/pass Site altitude : 6,000 feet <br />Average ripping width : 6.50 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 200.00 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 : 0.710 acres/hour Adjusted unit production : 1,900.94 cu. yds./hour <br />Unadjusted production : 2,290.29 cu. yds./hour Adjusted fleet production : 1,900.94 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 6.45 hours <br />Unit cost : $0.074 per cu. yd. Total job cost : $903 <br /> <br />Permit/job #: C-1981-033 <br />Abbreviation :none <br />Filename : C033-004