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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 018 State : Colorado Permitfjob# : C-1981-044 <br />Date <br />User <br />06/18/2008 <br />JRS <br />County : Moffat <br />Site : Eagle Mine Complex <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Permit Renewal 05 <br />Task description : Cover Mine No. 9 Portal Refuse and Facilities Area with Berm Material <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D10R - 10SU (2005) Horsepower : 570 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shiftbasis : 1 perday <br />Attachment no. 2:3-shank ripper <br />volume : 418,950 CCY factor 1.125 volume <br />471,319 LCY <br />Source of estimated volume : Permit p. 2.05.4-18a, Table 63, Map 26 <br />Source of estimated swell factor : Caterpillar Handbook Edition 32 <br />HOURLY PRODUCTION <br />Average push distance <br />Unadjusted hourly production <br />Material consistency description <br />Compacted fill or embankment <br />350 feet <br />556.8 LCY/hr <br />Average push gradient <br />Average site altitude <br />2.00 % (neg) <br />5,400 feet <br />Material weight : 2,650 Ibs/LCY <br />Weight description : <br />Decomposed rock - 25% Rock, 75% Earth <br />JOB TIME AND COST <br />Fleet size : 4 Dozer(s) <br /> <br />Job Condition Correction Factors Source <br />Operator skill : 0.75 (avg.) <br />Material consistency : 0.90 (Cat HB) <br />Dozing method : 1.00 (gen.) <br />Visibility : 1.00 (avg.) <br />Job efficiency : 0.83 (1shiR1day) <br />Spoil pile : 1.00 (doz-oc) <br />Push gradient : 1.05 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.87 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.51 <br /> <br />Adjusted unit production : 283.18 LCY/hr <br />Adjusted fleet production : 1,132.71 LCY/hr <br /> <br />Total job time : 416.10 Hours <br /> <br />Abbreviation :none <br />Filename : C044-018 <br />Unit cost : $0.949 /LCY Total job cost : $447,133