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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 01 a State :Colorado Permit/job # : M-2007-067 <br />Date : 12/17/2007 County :Garfield Abbreviation :none <br />User : THM Site :Circle Dot Quarry Filename : M067-01a <br />Agency or organization name :DBMS <br />Permit or other job action :Final Reclamation Costs Estimate <br />Task description :Rip and confour 9.11 acres <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11 - 8SU (200; Horsepower : 310 _ <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 : <br />(CRG) <br /> __ <br />Utilization <br />Cost Breakdown : Ownership cost/hour : $57.41 NA <br />Dozer operating cost/hour : $43.87 100 <br />Ripper operating cost/hour : $6.68 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $140.74 Total fleet cost/hour : $140.74 <br />MATERIAL QUANTITIES <br />Alternate methods - <br />Seismic <br />Area <br />Selected estimating method : Area <br />NA NA <br />9.11 acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 1.00 Volume <br />NA <br />14, 697 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :Maximum disturbed area stated in application <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 I <br />Unadjusted production : NA cu. yds./hour per selected method : 1,207.44 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.00 feet/pass Site altitude : 8,00 feet <br />Average ripping width : 7.08 feet pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 150.00 feet/pass Job efficiency factor : 0.83 (1 shift/day) <br /> <br />Average dozer speed : <br />88.00 <br />feet/minute <br />Net job correction : <br />0.83 _ <br />multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.748 acres/hour Adjusted unit production : 1,002.18 cu. yds./hour <br />Unadjusted production : 1,207.44 cu. yds./hour Adjusted fleet production : 1,002.18 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 14.67 hours <br />Unit cost : $0.140 per cu. yd. Total job cost : $2,064 <br /> <br />