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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />........ ........ ........ <br />PROJECT IDENTIFICATION <br />Task #: 001 State :Colorado Permit/job# :M-1997-089 <br />Date : 0513112010 <br />User : WHE <br />County : Montezuma <br />Site : Stone Gravel Pit <br />Agency or organization name: DRMS <br />Permit or other job action : SO-01 for Stone Sand & Gravel as successor operator <br />Task description :Highwall reduction from 0.5H. 1V to 3HAV <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11 - 8U (2005) Horsepower : 310 <br />Blade type : Universal <br />Attachment no. 1 :BOPS Cab Shift basis : 1 per day <br />Attachment no. 2:3-shank ripper <br />Data source : (CRG) <br />volume : 2,630 LCY <br />factor : NA volume <br />2630 LCY <br />Source of estimated volume: See attached drawing, "Highwall Reduction" <br />Source of estimated swell factor : NA <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,627.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (a vg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Compacted fill or embankment Spoil pile: 0.80 (fnd-rf) <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,880 feet Material weight : 0.70 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 3,300 Ibs/LCY Net correction : 0.38 <br />Weight description : <br />Decomposed rock - 75% Rock, 25% Earth Adjusted unit production : 622.60 LCY/hr <br /> Adjusted fleet production : 622.60 LCY/hr <br /> <br /> <br />JOB TIME AND COST .......... .: ... . <br />Fleet size : 1 Dozer(s) Total job time : 4.22 Hours <br />Unit cost : $0.263 /LCY Total job cost : $691 <br /> <br />Abbreviation :none <br />Filename :M089-001