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Agency or organization name : Division Of Reclamation, Mining And Safety <br />Permit or other job action : RN5 <br />Task description : Backfill East F (Z) pit highwall (prey, cast blast) <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat DI IR - 11 SU (2005) Horsepower : 850 <br /> Blade type : Semi-Universal <br /> Attachment no. 1 : ROPS Cab Shift basis : 3 per day <br /> Attachment no. 2: 1-shank ripper <br /> Data source: <br />(CRG) <br /> Utilization % - <br />Cost Breakdown : Ownership cost/hour : $85.58 NA <br /> Operating cost/hour : $224.59 100 <br /> Ripper op. cost/hour : $2.30 15 <br /> Operator cost/hour : $33.03 NA <br /> Total unit cost/hour : $345.50 Total fleet cost/hour : $1,382.00 <br /> <br />MATERIAL QUANTITIES _. ..:. <br />Initial Swell Loose <br />volume : 246,354 CCY factor : 1.165 volume : 287,002 LCY <br /> <br />Source of estimated volume : TR06 task 129, prev. cast blast <br />Source of estimated swell factor : Caterpillar Handbook Edition <br /> <br />_. <br />HOURLY PRODUCTION .... <br />Job Condition Correction Factors ......... ...::: <br />Source <br /> Operator skill : 0.85 (user) <br />Average push distance : 75 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 3,545.9 LCY/hr Dozing method : 1.10 (50% sl) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.79 (3shifts /day) <br />Partly consolidated stockpile Spoil pile : 0.90 (ssd-fc) <br /> Push gradient : 1.09 (Cat HB) <br />Average push gradient : 4.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,500 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.63 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 2246.18 LCY/hr <br /> Adjusted fleet production : 8,984.70 LCY/hr <br /> <br /> <br />........:.: :.......::.:.::..:. <br />JOB TIME AND COST . <br />...... . <br />Fleet size : 4 Dozer(s) Total job time : 31.94 Hours <br />Unit cost : $0.154 /LCY Total job cost : $44,146 <br />