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SCRAPER TEAM WORK <br />Task description: Backfill B -Pit <br />Site: Keenesburg Strip Mine Permit Action: SL 10 remaining Permit/Job#: C1981028 <br />PROJECT IDENTIFICATION <br />Task #: A01 State: Colorado <br />Date: 5/19/2020 County: Weld <br />User: JHB <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT <br />-Scraper: Cat 637G <br />-Dozer: NA <br />Abbreviation: None <br />Filename: A01 <br />COSTShift basis: 1 per day <br />Support Equipment -Load Area: Cat D9T - 9SU <br />-Dump Area: NA <br />Road Maintenance —Motor Grader: CAT 14M <br />-Water Truck: Water Tanker, 3,500 Gal. <br />Cost Breakdown: Scraper Work Team Support Eauipment Maintenance Eauipment <br />Total work team cost/hour: $2,090.36 <br />MATERIAL QUANTITIES <br />Initial volume: 254,971 CCY Swell factor: 1.124 <br />Loose volume: 286,486 LCY <br />Source of estimated volume: Division of Reclamation, Mining & Safety <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Material weight: <br />Scraper <br />Dozer <br />Load Area <br />Dump Area <br />Motor Grader <br />Water Truck <br />%Utilization -machine: <br />100 <br />NA <br />100 <br />NA <br />25 <br />25 <br />Ownership cost/hour: <br />$174.06 <br />NA <br />$121.49 <br />NA <br />$64.10 <br />$13.51 <br />Operating cost/hour: <br />$190.35 <br />NA <br />$105.84 <br />NA <br />$14.04 <br />$7.24 <br />%Utilization -ripper: <br />NA <br />NA <br />NA <br />NA <br />NA <br />NA <br />Ripper own. cost/hour: <br />NA <br />NA <br />$0.00 <br />NA <br />$0.00 <br />$0.00 <br />Ripper op_ cost/hour: <br />NA <br />NA <br />$0.00 <br />NA <br />$0.00 <br />$0.00 <br />Operator cost/hour: <br />$45.58 <br />NA <br />$39.98 <br />NA <br />$45.39 <br />$38.86 <br />Unit Subtotals: <br />$409.98 <br />NA <br />$267.31 <br />NA <br />$123.53 <br />$59.60 <br />Number of Units: <br />4 <br />0 <br />1 <br />0 <br />1 <br />1 <br />Group Subtotals: <br />Work: <br />$1,639.92 <br />Support: <br />$267.31 <br />Maint: <br />$183.13 <br />Total work team cost/hour: $2,090.36 <br />MATERIAL QUANTITIES <br />Initial volume: 254,971 CCY Swell factor: 1.124 <br />Loose volume: 286,486 LCY <br />Source of estimated volume: Division of Reclamation, Mining & Safety <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Material weight: <br />2,850 lbs/LCY <br />Material description: <br />Sand - Damp <br />Rated Payload: <br />81,600 pounds <br />Payload Capacity: <br />28.63 LCY <br />Cycle Time: <br />Scraper Bowl (volume) Basis: <br />Struck Volume: <br />24.00 <br />LCY <br />Heaped Volume: <br />34.00 <br />LCY <br />Average Volume: <br />29.00 <br />LCY <br />Adjusted Capacity: <br />28.63 <br />LCY <br />