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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 04e State :Colorado Permit/job# : C-1994-082 <br />Date <br />User <br />04/01/2008 <br />JRS <br />Agency or organization name :Colorado Division Of Minerals And Geology <br />Permit or other job action :2008 Midterm Review <br />Task description :Grade Remaining Current Pit Spoil Ridges <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D11 R - 11 U (2005) Horsepower : 850 <br />Blade type :Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />volume : 61,400 LCY <br />factor : NA volume : 61,400 LCY <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor :NA <br /> <br />.......................... <br />_ ............._. <br />HOURLY PRODUCTION <br />................._.. <br />._..................... <br />...._... _....... __..... <br />Job Condition Correction Factors <br />.........._..._..... <br />.....::.;:;:`Source .: :.. <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 2,870.3 LCY/hr Dozing method : 1.10 (50% sl) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshift/day) <br />Partly consolidated stockpile Spoil pile : 0.90 (ssd-fc) <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (neg) Altitude : 0.93 (Cat HB) <br />Average site altitude : 7,800 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.70 <br />Weight description <br />Sandstone <br />County : Routt <br />Site : Yoast Mine <br />Adjusted unit production : 1999.41 LCY/hr <br />Adjusted fleet production : 3,998.81 LCY/hr <br />Abbreviation :none <br />Filename : C082-04e <br />