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Agency or organization name :Colorado Division Of Minerals And Geology <br />Permit or other job action :2008 Midterm Review <br />Task description :Rip Explosives Area <br />............................................................................................................................................................................................... <br />HOURLY:E::::UIPMENT:C::::::.T ::::::................................................................................................................................................................... <br />............................. <br />Q OS <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume <br />Area : 3.70 acres Rip depth (ft) : 3.50 Volume <br />NA <br />20,893 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :Page 25-1-16 <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity : NA feeUsecond <br />Unadjusted production : NA cu. yds./hour <br />Area : Avg. ripping depth : 3.51 feet/pass <br />Average ripping width : 9.83 feet/pass <br />Average ripping length : 200.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 1.073 acres/hour <br />Unadjusted production : 6,078.66 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 2 dozers) <br />Basic machine : Cat D11 R - 11 U (2005) Horsepower : 850 <br />Blade type :Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 perday <br />Attachment no. 2 :3-shank ripper <br />Data source : fCRG) <br />Unadjusted production <br />per selected method <br />Site altitude <br />Altitude adjustment <br />Job efficiency factor <br />Net job correction <br />Adjusted unit production <br />Adjusted fleet production <br />Total job time <br />6,078.66 cu. yds./hour <br />7, 000 feet <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br />5,045.29 cu. yds./hour <br />10,090.57 cu. yds./hour <br />2.07 hours <br />Unit cost : $0.088 per cu. yd. Total job cost : $1,846 <br />