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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 02a State :Colorado Permit/job# :M-1980-085 <br />Date <br />User <br />02/11/2008 <br />SSS <br />County :Pitkin <br />Site : Vagnuer Site <br />Abbreviation :none <br />Filename :M085-02a <br />Agency or organization name: DRMS <br />Permit or other job action :Amendment no. 2 <br />Task description : Cut and fill remaining pit highwall below expansion area <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D10R - 10SU (2005) Horsepower : 570 <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 : $97.38 NA <br /> Operating cost/hour : $138.49 100 <br /> Ripper op. cost/hour : $2.51 25 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $271.16 Total fleet cost/hour : $271.16 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 61,205 C CY factor : 1.165 volume : 71,304 LCY <br /> <br />Source of estimate d volume 1200'L x 25%(5508.511f permittee provided full backfill volume) <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 80 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 2,028.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshiff/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.35 (Cat HB) <br />Average push gradient : 16.00 % (neg) Altitude : 1.00 (Cat HB) <br /> <br />Average site altitude : <br />7,400 feet <br />Material weight : <br />0.79 _ <br />(Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.48 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 972.13 LCY/hr <br /> Adjusted fleet production : 972.13 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 73.35 Hours <br />Unit cost : $0.279 /LCY Total job cost : $19,889 <br />