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Page 1 of 2 <br />BULLDOZER WORK <br />Task description: Access Road Topsoil (9.08 acres) <br />Site: Bowie No. 2 Mine Permit Action: Technical Revision 73 Pennit/Job #: C1996083 <br />PROJECT IDENTIFICATION <br />Task #: 103 <br />Date: 6/8/2012 <br />User: BFB <br />State: Colorado <br />County: Delta <br />Agency or organization name: <br />DBMS <br />HOURLY EOUIPMENT COST <br />Basic Machine: Cat D8T - 8SU <br />Horsepower: 310 <br />Blade Type: _ Semi- Universal <br />Attachment: NA <br />Shift Basis: 1 per day _ <br />Data Source: (CRG) <br />Cost Breakdown: <br />Abbreviation: None <br />Filename: C083 -103 <br />Utilization % <br />Ownership Cost /Hour: _ $58.56 NA <br />Operating Cost/Hour: $102.81_ _ 100 _ <br />Ripper op. Cost/Hour: $0.00 _ 0 <br />Operator Cost/Hour: $38.49 NA <br />Total unit Cost/Hour: $199.8_6_ <br />Total Fleet Cost/Hour: $199.86 <br />MATERIAL QUANTITIES <br />Initial Volume: 14,650 _ <br />Swell factor: 1.125 <br />Loose volume: 16,481 LCY <br />Source of estimated volume: Division of Reclamation, Mining & Safety__ <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />100 feet <br />852.6 LCY /hr <br />Materials consistency description: Partly consolidated stockpile 1.1 _ <br />Average push gradient: 5% _ <br />Average site altitude: 8,000 feet <br />Material weight: 2,550 Ibs /LCY <br />Weight description: Earth - Dry packed <br />Job Condition Correction Factor Source <br />Operator Skill: 0.750 (AVG.) <br />Material consistency: 1.100 (CAT HB) <br />Dozing method: 1.000 (GEN.) <br />CIRCES Cost Estimating Software <br />