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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 041 <br />Date : 11/20/2007 <br />User : JRS <br />State :Colorado <br />County :Delta <br />Site :Bowie No. 1 Mine <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase I Bond Release SL-03 <br />Task description :Rip Roads <br />HOURLY:E::::UIPMENT COST' ::::::....................................................................................................................................................................... <br />........................ <br />Q <br />Basic machine : Cat D10R - 10SU (2005) Horsepower : 570 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 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 : NA BCY <br />Area : 0.55 acres Rip depth (ft) : 2.00 Volume : 1,775 BCY or CCY <br /> <br />Source of estimated quantity :Map 8-1 <br />Source of estimated load factor :NA <br /> <br /> <br />............ <br />HOURLY PRODUCTION ::::::............. <br />....................... <br />....................... <br />.................................. <br />................................. <br />.................................................................... <br />.................................................................... <br />............................... <br />............................... <br />.................................. <br />.................................. <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 : 4,399.05 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 2.88 feet/pass Site altitude : 7,000 feet <br />Average ripping width : 8.67 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 200.00 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 />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.947 acres/hour Adjusted unit production : 3,651.21 cu. yds./hour <br />Unadjusted production : 4,399.05 cu. yds./hour Adjusted fleet production : 14,604.84 cu. yds./hour <br /> <br /> <br />.................. <br />JOB TIME AND COST ::::::.................. <br />...................... <br />....................... <br />.................................. <br />.................................. <br />.................................................................... <br />................................................................... <br />............................... <br />............................... <br />.................................. <br />.................................. <br />Fleet size : 4 dozers) Total job time : 0.12 hours <br />Unit cost : $0.059 per cu. yd. Total job cost : $105 <br /> <br />Permit/job # : C-1981-038 <br />Abbreviation :none <br />Filename : C038-041 <br />