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Site: <br />King Mines C1981035 Midterm Review No. 7 <br />BULLDOZER WORK <br />Task description: King I - Push 3.5' cover to refuse <br />Coal Mine Permit Action: Midterm Review No. 7 <br />PROJECT IDENTIFICATION <br />Task #: 015 <br />Date: 2/11/2015 <br />User: SLB <br />State: Colorado <br />County: La Plata <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D8T - 8SU <br />Horsepower: 310 <br />Blade Type: Semi -Universal <br />Attachment: 3 -shank ripper <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br />Permit/Job#: C1981035 <br />MATERIAL QUANTITIES <br />Initial Volume: 6,098 <br />Swell factor: 1.000 <br />Loose volume: 6,098 LCY <br />Source of estimated volume: 3.5' depth on 1.08 acres <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />Materials consistency description: <br />Average push gradient <br />Average site altitude: <br />Material weight: <br />Weight description: <br />100 feet <br />852.6 LCY/hr <br />Partly consolidated stockpile 1.1 <br />25% <br />7,400 feet <br />2,900 lbs/LCY <br />Decomposed rock - 50% Rock, 50% Earth <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 />Visibility: 1.000 (AVG.) <br />Job efficiency: 0.830 (1 SHIFT/DAY) <br />Page 32 of 123 <br />Abbreviation: None <br />Filename: C035-015 <br />Utilization % <br />Ownership Cost/Hour: <br />$69.05 <br />NA <br />Operating Cost/Hour: <br />$108.22 <br />100 <br />Ripper op. Cost/Hour: <br />$0.00 <br />0 <br />Operator Cost/Hour: <br />$38.01 <br />NA <br />Total unit Cost/Hour: $215.28 <br />Total Fleet Cost/Hour: $215.28 <br />MATERIAL QUANTITIES <br />Initial Volume: 6,098 <br />Swell factor: 1.000 <br />Loose volume: 6,098 LCY <br />Source of estimated volume: 3.5' depth on 1.08 acres <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />Materials consistency description: <br />Average push gradient <br />Average site altitude: <br />Material weight: <br />Weight description: <br />100 feet <br />852.6 LCY/hr <br />Partly consolidated stockpile 1.1 <br />25% <br />7,400 feet <br />2,900 lbs/LCY <br />Decomposed rock - 50% Rock, 50% Earth <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 />Visibility: 1.000 (AVG.) <br />Job efficiency: 0.830 (1 SHIFT/DAY) <br />Page 32 of 123 <br />Abbreviation: None <br />Filename: C035-015 <br />