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PROJECT IDENTIFICATION <br />Task # : 02a <br />Date : 03/01/2006 <br />User : GRM <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />State :Colorado <br />County :Rio Blanco <br />Site :Amick Pit <br />PermiUjob # : M-1979-103 <br />Abbreviation :none <br />Filename : M103-02a <br />Agency or organization name : DMG <br />Permit or other job action : CN-01 lnitia/ Calculations - 2006 <br />Task description :rip compacted roads and work areas prior to OB / TS <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat OSR Series tl - SSU <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank riooer <br />Horsepower: 310 <br />Shift basis : 1 per day <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor <br />Area : 5.00 <br />acres <br />Rip depth (ft) <br />NA Bank volume : NA <br />2.00 Volume: 18,133 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :reclamation requirement <br />Source of estimated load factor : NA <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 />Fleet size <br />Unit cost <br />NA feeUsecond Unadjusted production <br />NA cu. yds./hour per selected method : 1,326.18 cu. yds./hour <br />1.00 feeUpass Site altitude : 6,520 feet <br />7.08 feeUpass Altitude adjustment : 1.00 (Cat HB) <br />500.00 feetpass Job efficiency factor : 0.83 (1 shifUday) <br />88.00 feet/minute Net job correction : 0.83 multiplier <br />0.25 minutes/pass <br />0.822 acres/hour Adjusted unit production : 1,100.73 cu. yds./hour <br />1,326.18 cu. yds.thour Adjusted fleet production : 1,100.73 cu. yds.lhour <br />1 dozers) Total job time : 14.66 hours <br />$0.154 per cu. yd. Total job cost : $2,488 <br />