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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 05a State :Colorado Permit/job # : M-1979-089 <br />Date : 03/19/2008 County :Mesa Abbreviation :none <br />User : THM Site :23 Road Pit Filename : M089-05a <br />Agency or organization name : DRMS <br />Permit or other job action :Final Reclamation Cost Update <br />Task description :Ripping compacted surfaces of AM-02 area <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : (CRG) _ <br />Utilization <br />Cost Breakdown : Ownership cost/hour : $70.58 NA <br />Dozer operating cost/hour : $103.27 100 <br />Ripper operating cost/hour : $7.52 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cosUhour : $214.14 Total fleet cost/hour : $214.14 <br />MATERIAL QUANTITIES. <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA <br />Area : 6.00 acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 1.50 Volume <br />NA <br />14, 520 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :AM-02 bond calculation <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 : 2,096.15 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.50 feet/pass Site altitude : 4,532 feet <br />Average ripping width : 7.67 feet/pass Altitude adjustment : 1.00 (Cat HL3) <br />Average ripping length : 300.00 feet/pass Job efficiency factor : 0.83 (1 shift/day)_ <br />Average dozE:r speed : 88.00 feet/minute Net job correction : 0.83 multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.866 acres/hour Adjusted unit production : 1, 739.80 cu. yds./hour <br />Unadjusted production : 2,096.15 cu. yds./hour Adjusted fleet production : 1,739.80 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 8.35 hours <br />Unit cost : $0.123 per cu. yd. Total job cost : $1,787 <br /> <br />