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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 006 <br />Date : 11/19/2007 <br />User : JRS <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase I Bond Release SL-03 <br />Task description :Push Fill from Highwall Zone 4-D to Portal Zone 4-C <br />HOURLY EQUIPMENT COST <br />County :Delta <br />Site :Bowie No. 1 Mine <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 />volume : 3,014 CCY factor : 1.165 volume : 3,511 LCY <br /> <br />Source of estimated volume :Map 5C-6A and 8A-2 <br />Source of estimated swell factor :CAT Handbook <br /> <br /> <br />HOURLY PRODUCTION .................._.. .....................,.._......................... .............................._.......... <br />Job Condition Correction Factors ...:..............___.. ....~~ ~ Source.:,,.. <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 300 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 633.3 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 : 1.43 (Cat HB) <br />Average push gradient : 20.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,300 feet Material weight : 0.79 (Cat Hl3) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.51 <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 320.95 LCY/hr <br /> Adjusted fleet production : 1,283.82 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 4 Dozers) Total job time : 2.74 Hours <br />Unit cost : $0.837 /LCY Total job cost : $2,939 <br /> <br />State :Colorado <br />Permitfjob# :C-1981-038 <br />Abbreviation :none <br />Filename : C038-006 <br />