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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 024 <br />Date : 04/25/2001 <br />User: JRS <br />Agency or organization name :Colorado Division O/Minerals And <br />Permit or other job action :Roadside Portals Current Liability <br />Task description :Rip CBA-2 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R - 8SU <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 : 1-shank riooer <br /> Utilization °/, <br />Cost Breakdown ~ Ownership cosUhour : $50.41 NA <br />Dozer operating cost/hour : $65.98 100 <br />Ripper operating cost/hour : $9.78 100 <br />Operatorcost/hour : $27.99 NA <br />Total unit cost/hour : $154.17 Total fleet cost/hour <br />MATERIAL QUANTITIES <br />Selected estimating method : Seismic <br />Alternate methods - <br />Seismic : 58,000 BCY Load factor: NA Bank volume : 58,000 <br />Area : NA acres Rip depth (tt) : NA Volume : NA <br />Source of estimated quantity :Exhibit 52 <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity : 3,000 feeUsecond <br />Unadjusted production : 1,718.40 cu. yds./hour <br />Area : Avg. ripping depth : NA teet/pass <br />Average ripping width : NA feeUpass <br />Average ripping length : NA feeUpass <br />Average dozer speed : NA feeVminute <br />Average maneuver time: NA minutes/pass <br />Production per unit area : NA acres/hour <br />Unadjusted production : NA cu. yds./hour <br />Unadjusted production <br />per selected method : 1,718.40 cu. yds./hour <br />Site altitude : 5,000 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shifUday) <br />Net job correction : 0.83 multiplier <br /> <br />Adjusted unit production <br />Adjusted fleet production <br />Horsepower: 305 <br />Shift basis : 1 per day <br />Data source : (CRGJ <br />1,426.27 cu. yds./hour <br />1,426.27 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 40.67 <br />Unit cost : $0.108 per cu. yd. Total job cost : $6,269 <br />State :Colorado <br />County :Mesa <br />Site :Roadside Portals <br />5154.17 <br />BCY <br />BCY or CCY <br />Permiflob f! : C-81-041 <br />Abbreviation :none <br />Filename : C041-024 <br />hours <br />