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Bowie No. 1 Mine (C1981038)Surety Release No. 5 (SL-5)Page 12of 128 <br />HYDRAULIC EXCAVATOR WORK <br />Task description:Regrade OVM Light Access Road <br />Site:Bowie No. 1 MinePermit Action:Bond Release 5 (SL-5)Permit/Job#:C1981038 <br />PROJECT IDENTIFICATION <br />Task #:049State:ColoradoAbbreviation:None <br />Date:2/3/2015County:DeltaFilename:C038-049 <br />User:SLB <br />Agency or organization name:DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine:Cat 336D L 10’-6” StickHorsepower:268 <br />Attachment 1:ROPS CabWeight (MT):29.30 <br />Shift Basis:1 per day <br />Data Source:(CRG) <br />Cost Breakdown: <br />Utilization % <br />Ownership Cost/Hour:$38.17NA <br />Operating Cost/Hour:$88.21100 <br />Operator Cost/Hour:$28.17NA <br />Total Unit Cost/Hour:$154.55 <br />Total Fleet Cost/Hour:$154.55 <br />MATERIAL QUANTITIES <br />Initial volume:977CCYSwell factor:1.330 <br />Loose volume:1,299LCY <br />Source of estimated volume:Map 8-7 <br />Source of estimated swell factor:Cat Handbook <br />HOURLY PRODUCTION <br />Excavator Cycle Time (load bucket, swing loaded, dump bucket, swing empty): <br />Basic Job Condition Description:AVERAGE <br />Secondary Job Condition within Basic Description:AVERAGE <br />Cycle Time Value:0.321minutes <br />Load Bucket Capacity <br />Bucket Size Class:Medium <br />Rated Capacity:2.26LCY (heaped) <br />Bucket Fill Factor:0.850Hard, tough clay (80% -90%) 0.850 <br />Adjusted Capacity:1.92LCY <br />Job Condition Correction FactorsSite Altitude: 7000feet <br />Source <br />Altitude Adj:1.00(CAT HB) <br />Job Efficiency:0.83(1 shift/day) <br />Net Correction:0.83multiplier <br />Unadjusted Hourly Unit Production:359.07LCY/Hour <br />Adjusted Hourly Unit Production:298.02LCY/Hour <br />Adjusted Hourly Fleet Production:298.02LCY/Hour <br />JOB TIME AND COST <br />Fleet size:1ExcavatorTotal job time:4.36Hours <br />