2004-11-18_REVISION - M1986061 (2)

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CIRCES Cost Estimating Software BULLDOZER WORK Task # : 003 State :Colorado Permifrob# : M-1986-061 Date: 11/10/2004 County:LaP/ata Abbreviation :none User: RCO Site:CugniniGravelPit Filename:M061-003 Agency or organization name : DMG Permit or other job action :Amendment AM-O7 Task description :Reduce highwall in South Pit Mining Area 5 HOURLY EpU1PMENT COST Cost Breakdown MATERIAL pUANTITIES Initial volume : 6,300 Basic machine :Cat D9R - 9SU Horsepower : 405 Blade type :Semi-Universal Attachment no. 1 : ROPS Cab Shift basis : 1 per day Attachment no. 2 :3-shank ripper Data source : (CRG) Utilization OwnershipcosUhour : $51.01 NA OperatingcosUhour : $93.54 100 Ripper op.cosVhour : $0.00 0 Operator cosVhour : $31.76 NA Total unit cosUhour : $176.31 Total fleet cosVhour : $176.31 Swell Loose BCY factor : 1.330 volume : 8,379 LCY Source of estimated volume :850 LF x 40 ft ht ~ 1: 1, Source of estimated swell factor ;program HOURLY PRODUCTION Average push distance : 60 feet Unadjusted hourly production : 1,872.0 LCY/hr Material consistency description Compacted fill or embankment Average push gradient Average site altitude Material weight Weight description Decomposed rock - 50% Rock, 30.00 % (i 6,600 feet 2,900 Ibs/LCY 50% Earth to 2:1 Operator skill : 0.75 Material consistency : 0.90 Dozing method : 1.00 Visibility : 1.00 Job efficiency : 0.83 Spoil pile : 0.80 Push gradient : 1.60 Altitutle : 1.00 Material weight : 0.79 Blade type : 1.00 Net correction : 0.57 Adjusted unit production Adjusted fleet production Source f065. f8 LCY/hr 1,065.18 LCY/hr JOB TIME AND COST Fleet size : 1 Dozers) Total job time : 7.87 Unit cost : $0.166 /LCY Total job cost : $1,387 Hours