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Page 38 of 136 <br />BULLDOZER WORK <br />Task description: Push Waste Rock at Portal No. 5A to Highwall <br />Site: Williams Fork Mines Permit Action: Permit Renewal 06 Permit/Job#: C1981044 <br />PROJECT IDENTIFICATION <br />Task #: 021 State: Colorado <br />Date: 9/6/2013 County: Moffat <br />User: JRS <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: <br />Cat D10T - 10SU <br />Horsepower: <br />574 <br />Blade Type: <br />Semi - Universal <br />Attachment: <br />1 -shank ripper <br />Shift Basis: <br />1 per day <br />Data Source: <br />(CRG) <br />Cost Breakdown: <br />Abbreviation: None <br />Filename: C044 -021 <br />Total unit Cost/Hour: $331.45 <br />Total Fleet Cost/Hour: $1,325.80 <br />MATERIAL QUANTITIES <br />Utilization % <br />Ownership Cost/Hour: <br />$110.68 <br />NA <br />Operating Cost/Hour: <br />$183.36 <br />100 <br />Ripper op. Cost/Hour: <br />$0.00 <br />0 <br />Operator Cost/Hour: <br />$37.41 <br />NA <br />Total unit Cost/Hour: $331.45 <br />Total Fleet Cost/Hour: $1,325.80 <br />MATERIAL QUANTITIES <br />Initial Volume: <br />3,000 <br />Swell factor: <br />1.245 <br />Loose volume: <br />3.735 LCY <br />Source of estimated volume: <br />Source of estimated swell <br />factor: <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly <br />production: <br />Page 2.05.4 -18a; Table 63; Map 26 <br />Cat Handbook <br />75 feet <br />2,105.3 LCY/hr <br />Materials consistency description: Rock, well ripped or blasted 0.8 <br />Average push gradient: 0% <br />Average site altitude: 5,400 feet <br />Material weight: 2,9501bs/LCY <br />Weight description: Traprock -broken <br />CIRCES Cost Estimating Software <br />