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<br /> CIRCES Cost Estimating Software <br /> BULLDOZER RIPPING WORK <br /> <br />PROJECT IDENTIFICATION <br />Task # : 02a State :Colorado PermiUjob # : M-1996-031 <br />Date : 01/1 82 0 02 County :Montrose Abbreviation :none <br />User: SSS Site :WeimerPitNo.2 Filename:M031-02a <br />Agency or organization name :DMG <br />Permit or other job action :Routine Reclamation Cost Estimate Recalculation <br />Task description :Rip pit floor prior to topsoil replacement <br />.: ;. . <br />~~. <br /> Basic machine :Cat D8R - 8SU Horsepower : 305 <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 cesUhour : $49.50 NA <br /> Dozer operating cosUhour : $65.98 100 <br /> Ripper operating cost/hour : $7.50 100 <br /> Operator cost hour : $27.99 NA <br /> Total unit cosUhour <br />, <br />_ : $150.97 Total fleet cost hour <br /> <br />,. : $150.97 <br />:. - <br />MATERIAL QUANTITIES _ _ <br /> Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 8.25 acres Rip depth (ft) : 1.00 Volume : 13,310 BCY or CCY <br /> <br />Source of estimated quantity :Excavated pit grog less area of regraded slopes <br />Source of estimated load Tactor : NA <br />1 ~! <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity <br />Unadjusted production <br />Area : Avg. ripping depth <br />Average ripping width <br />Average ripping length <br />Average dozer speed <br />Average maneuver time <br />Production per unit area <br />Unadjusted production <br />JOB TIME AND COST <br />NA feet/second <br />NA cu. yds./hour <br />1.00 feeUpass <br />7.08 feeUpass <br />500.00 feeUpass <br />88.00 feet/minute <br />0.25 minutes/pass <br />0.822 acres/hour <br />1,326.18 cu. yds./hour <br />Unadjusted production <br />per selected method : 1,326.18 cu. yds./hour <br />Site altitude : 5,800 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shilUday) <br />Net job correction : 0.83 multiplier <br />Adjusted unit production <br />Adjusted fleet production <br />1,100.73 cu. yds./hour <br />1,100.73 cu. yds./hour <br />Fleet size : 1 dozers) Total job time : 12.09 hours <br />Unit cost : 50.137 p <br />er cu. yd. Total jab cost : $1,826 <br />v~ <br />~ <br />' . "" <br />~ <br />u.~- ~~~} <br />#SM s~8~~..Sh ~ }:r~ <br />n n" r "}$ " <br />:iF ~ <br />~ <br />" <br />X4 <br />G.; ~7 <br />... <br />.. ...: -pr.-. .~ ~-,t ...:- r <br />3Y <br />F ~ <br />...~. . n'. ~ <br />.~~ ..%L. <br />f <br />