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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />_. <br />PROJECT IDENTIFICATION <br />Task # : 12a State :Colorado Permit/job # :M--1979-089 <br />Date : 03/19/2008 County :Mesa Abbreviation :none <br />User : THM Site :23 Road Pit Filename :M089-12a <br />Agency or organization name : DRMS <br />Permit or other job action :Rip max. 19 acre disturbed AM-03 area prior to topsoil replacement <br />Task description :Rip max 25 acre disturbed AM-03 area prior to topsoil replacement <br />_. <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D9R - 9SU (2005) Horsepower : 405 <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 cost/hour : $70.58 NA <br />Dozer operating cost/hour : $103.27 100 <br />Ripper operating cost/hour : $7.52 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cosUhour : $214.14 Total fleet cost/hour : $214.14 <br />MATERIAL QUANTITIES. <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 19.00 acres Rip depth (ft) : 1.50 Volume : 45,980 BCY or CCY <br /> <br />Source oi` estimated quantity :25 acre maximum AM-03 disturbance at any time _ <br />Source of estimated load factor :NA <br /> <br />HOURLY PRODUCTION <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 : 2,155.04 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.50 feet/pass Site altitude : 4,532 feet <br />Average ripping width : 7.67 feet/pass Altitude adjustment : 1.00 (Cat Ht3) <br />Average ripping length : 500.00 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 : 0.891 acres/hour Adjusted unit production : 1, 788.69 cu. yds./hour <br />Unadjusted production : 2,155.04 cu. yds./hour Adjusted fleet production : 1,788.69 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 25.71 hours <br />Unit cost : $0.120 per cu. yd. Total job cost : $5,505 <br /> <br />