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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />_.. _:.: , <br />PROJECT IDENTIFICATION <br />Task # : 02a State :Colorado Permit/job# : M-1997-026 <br />Date : 04/28/2008 County <br />User : THM Site <br />Eagle Abbreviation :none <br />Carol Ann Pit Filename : M026-02a <br />Agency or organization name : DRMS <br />Permit or other job action :Final Reclamation Cost Update <br />Task description :Cut south highwall to 2H:1 V <br />_,: <br />HOURLY EQUIPMENT COST <br />Basic machine <br />Blade type <br />Attachment no. 1 <br />Attachment no. 2 <br />Cat D7R DS Series 11 - 7SU Horsepower : 240 <br />Semi-Universal <br />ROPS Cab Shift basis : 1 per day <br />3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $48.36 NA <br /> Operating cost/hour : $56.19 100 <br /> Ripper op. cost/hour : $1.35 25 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $138.68 Total fl eet cost/hour : $138.68 <br />,::. <br />MATERIAL QUANTITIES _. _ <br />Initial Swell Loose <br />volume : 35,556 BCY factor : 1.330 volume : 47,289 LCY <br /> <br />Source of estimated volume :600' length x 40'height x 80' width /2 (max) <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 : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,022.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rt) <br /> Push gradient : 1.52 (Cat HB) <br />Average push gradient : 25.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,375 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.54 <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 551.39 LCY/hr <br /> Adjusted fleet production : 551.39 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 85.76 Hours <br />Unit cost : $0.252 /LCY Total job cost : $11,894 <br /> <br />