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<br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 11a State :Colorado Permit/job #:M-1983-194 <br />Date <br />User <br />1110512008 <br />THM <br />County: Rio Blanco <br />Site :Natural Soda, Inc. <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Shift basis : 1 per day <br />Data source : (CRG) <br />. Utilization % <br />Cost Breakdown : Ownership cost/hour : $57.41 NA <br />Dozer operating cost/hour : $77.13 100 <br />Ripper operating cost/hour : $6.86 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $174.18 Total fleet cost/hour : $348.35 <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA <br />Area : 18.70 acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 2.00 Volume <br />NA <br />60,339 <br />BCY <br />BCY or CCY <br />Source of estimated quantity: Disturbed areas map <br />Source of estimated lo ad 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 : 1,968.53 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.50 feet/pass Site altitude : 6,600 feet <br />Average ripping width :- --i.08 feet/pass Altitude adjustment : 1.00 (Cat HB)_ <br />Average ripping length : 400.00 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 />- - <br />Average maneuver time: 0. 25 minutes/pass <br />Production per unit area : 0.813 acres/hour Adjusted unit production 1,633.88 _cu. yds./hour <br />Unadjusted production : 1,968.53 cu. yds./hour Adjusted fleet production : 3,267.76 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 2 dozer(s) Total job time : 18.46 hours <br />Unit cost : $0.107 per cu. yd. Total job cost : $6,432 <br /> <br />Abbreviation :none <br />Filename :M194-11a