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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 03a State :Colorado Permit/job #:P-2009-015 <br />Date <br />User <br />06/25/2009 <br />GRM <br />County :Moffat <br />Site :Jubilee Venture <br />Abbreviation :none _ <br />Filename :P015-03a <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Liability Estimate <br />Task description :rip process work pad <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D6R - 6S (2003) Horsepower : 165 <br />Blade type :Straight <br />Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic: NA NA Load factor : NA Bank volume <br />Area : 0.50 acres Rip depth (ft) : 2.00 Volume <br />Unadjusted production <br />per selected method <br />BCY <br />BCY or CCY <br />Source of estimated quantity: standard practice <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic: Seismic velocity : NA feet/second <br />Unadjusted production : NA cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.64 feet/pass <br />Average ripping width : 6.58 feet/pass <br />Average ripping length : 150.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.696 acres/hour <br />Unadjusted production : 1,840.36 cu. yds./hour <br />JOB TIME AND COST <br />Site altitude <br />Altitude adjustment <br />Job efficiency factor <br />Net job correction <br />MA <br />1,613 <br />.vi Z n- <br />1,840.36 cu. yds./hour <br />7,000 feet <br />1.00 (Cat HB) _ <br />0.83 (1 shift/day) <br />0.83 multiplier <br />Adjusted unit production : 1,5.27.50 cu. yds./hour <br />Adjusted fleet production : 1,527.50 cu. yds./hour <br />Fleet size : 1 dozer(s) Total job time : 1.06 hours <br />Unit cost : $0.067 per cu. yd. Total job cost : $109