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- ---- -- - <br />~PROJECT IDENTIFICATIO <br />Task # : 01a <br />Date : 1023/2002 <br />User: SSS <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />State : Colorado <br />County :Eagle <br />Site : Dotsero Quarry <br />Permit/job# : M-1987-074 <br />Abbreviation :none <br />Filename : M074-01 a <br />Agency or organization name :OMG <br />Permit or other job action :Routine bond recalculation <br />Task description :Reduce highwall to 3:1 grade using cut and fill <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R - 8SU <br />Blade type :Semi-Universal <br />Attachment no. 1 :ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower; 305 <br />Shift basis : 1 per day <br />Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $49.50 NA <br />Operating cost/hour : $65.98 100 <br />Ripper op. cosUhour : $0.75 10 <br />Operator cosUhour : $27.99 NA <br />Total unit cosUhour : $144.22 Total fleet cosUhour : $144.22 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 20,000 CCY factor : 1.255 volume : 25,100 LCY <br />Source of estimated volume :Assume 30'H x 1600'L highwall cut and>ill to 3.•1 <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 60 feet <br />Unadjusted hourly production : 1,246.9 LCY/hr <br />Material consistency description <br />Compacted (11 or embankment <br />Average push gradient <br />Average site altitude <br />Material weight <br />Weight description <br />Cinders <br />16.50 % (~ <br />7,200 feet <br />950 Ibs/LCY <br />l~--------- _ - ----- <br />JOB TIME AND COST <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Vsibility: 1.00 (avg.) <br />Job efficiency : 0.83 (1shiR/day) <br />Spoil pile : 0.80 (ind-rfJ <br />Push gradient : 1.38 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 2.42 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 1.47 <br />Adjusted unit production :- <br />Adjusted fleet production <br />1837.94 LCY/hr <br />1,837.94 LCY/hr <br /> <br />Fleet size : 1 Dozers) Total job time : 13.68 Hours <br />Unit cost : $0.078 /LCY Total jab cost : $1,970 <br />- --- <br />