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CIRCES Cost Estimatins~ Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # ~ 008 State :Colorado PermiVob# :C-1981-047 <br />Date : 09/13/7007 County :Delta Abbreviation :none <br />User : JRS Site :Blue Ribbon Mine Filename : C047-008 <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Revision 05 <br />Task description : Baci~//and Regrade Ditch "A" <br />HOURLY EQUIPMENT COST <br /> Basic machine :Cat D8R Series 11 - 8SU (200: Horsepower : 310 <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 : $58.24 NA <br /> Operating cost/hour : $73.75 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cosUhour : $32.78 NA <br /> Total unit cosUhour : $164.77 Total fleet cosUhour : $164.77 <br /> <br />MATERIAL QUANTITIES _,.: <br />Initial Swell Loose <br />volume : 153 CCY factor : 1.125 volume : 172 LCY <br />Source of estimated volume :Exhibit Z,• Appendix C <br />Source of estimated swell factor :CAT Handbook <br /> <br />HOURLY PRODUCTION <br />Job Condition Correction Factors ,. <br />Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,400.0 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. BO _ (ind-rtJ <br /> Push gradient :_ _1.00 _ L(Ca B <br />Average push gradient : _ 0.00 %(pos) { Altitude : 1.00 _ i (_Cat HB)_ <br />Average site attitude : 6, 400 feet ~ Material weight : 0.87 (Cat HB) <br /> _-_ <br />i` ! Blade type : - - ---- <br />1.00 --7-- --- <br />~ (S/SU/U) <br />Material weight : 2, 650 Ibs/LCY ~ Net correction : 0.39 <br />Weight description _ <br />Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 544.41 LCY/hr <br /> Adjusted fleet production : 544.41 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 0.32 Hours <br />Unit cost : $0.303 /LCY Total job cost : $51 <br />