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Demo Worksheet Com'd Task # TTT Page 49 of 113 <br />HOURLY PRODUCTION <br />Material weight: <br />2,650 Ibs /LCY <br />Material description: <br />Decomposed rock - 25% Rock, <br />LCY <br />75% Earth <br />Rated Payload: <br />81,600 pounds <br />Payload Capacity: <br />30.79 LCY <br />Cycle Time: <br />Adjusted Capacity: <br />Scraper Loading Time: <br />LCY <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />N <br />Scraper Bowl (volume) Basis: <br />Scraper <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 />29.00 <br />LCY <br />1.00 Minutes <br />0.60 Minutes <br />Site Altitude: 7500 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 1" tire penetration 4.0 <br />Haul Route: <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Adj: <br />1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />NA <br />(CAT HB) <br />Site Altitude: 7500 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 1" tire penetration 4.0 <br />Haul Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />N <br />Roll. Res (%) <br />Total Res <br />N <br />Velocity (fpm) <br />Travel Time (min) <br />1 <br />8000.00 <br />-3.00 <br />4.00 <br />1.00 <br />2952 <br />2.92 <br />Haul Time: 2.92 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res (%) <br />Total Res <br />Velocity (fpm) <br />Travel Time <br />351.81 <br />LCY /Hour <br />Selected Number of Scrapers: <br />4 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />(min) <br />LCY /Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />N <br />LCY /Hour <br />(%) <br />1 <br />8000.00 <br />3.00 <br />4.00 <br />7.00 <br />2240 <br />3.69 <br />Return Time: <br />3.69 <br />minutes <br />Total Scraper team cycle time: <br />8.21 <br />minutes <br />Adjusted for job conditions: <br />351.81 <br />LCY /Hour <br />Selected Number of Scrapers: <br />4 <br />Scraper(s) <br />Adjusted single scraper team (unit) hourly production: <br />703.63 <br />LCY /Hour <br />Adjusted multiple scraper team (fleet) hourly production: <br />2,110.89 <br />LCY /Hour <br />Unadjusted unit production /hour: 423.87 LCY /Hour <br />Optimal Number of Scrapers per push dozer <br />10R TIMF AND COST <br />Fleet size: 3 Team(s) <br />Unit cost: $2.148 /LCY <br />Total job time <br />Total job cost <br />159.89 Hours <br />$725,021.96 <br />CIRCES Cost Estimating Soffivare <br />