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Arequa Gulch VLF - Chemical Closure and Reclamation Costs <br />Mass Haul Productivity for Fill Earthwork Exceeding 5 ft. Heavy Dozer Leveling of Piles <br />Additional Volume that will be truck hauled <br />Difference between Total Volume and the Volume for leveling 5 ft piles <br />What is the weighted average Haul Distance for the truck haul? <br />Change in Moment arm by removing 5 ft. push = (Vt'HDt- Vd'HDd)/Vrem <br />What is loaded travel time based on haul diatance 8 rolling resis <br />0.0 <br />What is empty travel time based on haul distance & rolling resisl <br />0.0 <br />What is the manuever time for trucks at the loading area (min)? <br />0.70 <br />What is the length of time it takes a truck to dump (min)? <br />1.00 <br />What is the capachy of the selected truck (avg cu yds)? <br />64 <br />Calculated time for loading a truck (min) = <br />3.00 <br />Total Cycle Time (Maneuver + Load + Loaded Haul + Empty He <br />4.70 <br />Calculated number of truckloads per hour = <br />12.8 <br />What is the efficiency of the haulage effort expressed as minute <br />55 <br />Calculated Productivity of LoadeATruck Combination (Cu ydslhot <br />748.9 <br />Total Fleet Hours Required <br />0.0 <br />18- ArequaVLF <br />3/21/2014 <br />Scra <br />er Productivit <br />777F Haul Truck <br />Productivity <br />What is the selected equipment to haul growth mediun <br />623 Scrapers <br />Source 3 <br />Source <br />Volume <br />Haul Dist <br />Prod <br />Hours <br />How many scrapers will be used? <br />3 <br />3721.3 <br />GM13 <br />87,049 <br />3,252 <br />140 <br />623 <br />What is the area for growth medium replacement? <br />588.3 acres <br />0.0 <br />GM19 <br />198,628 <br />6,027 <br />87 <br />2280 <br />What is the thickness of growth medium replacement? <br />0.5 feet <br />Regression at 2,724 feet per min - 6% grade <br />GM27a <br />76,682 <br />3,721 <br />126 <br />609 <br />Calculated quantity of growth medium required = <br />474,464 cu yds <br />Truckloads per hour <br />GM27 <br />112,203 <br />3,721 <br />126 <br />891 <br />Productivity <br />410.4 <br />296.2 <br />385.3 <br />385.3 <br />0 <br />- <br />Fleet Hours Required <br />212.1 <br />670.6 <br />---L-Total/Average <br />474,562 <br />4,600 <br />107.1303419 <br />4,402 <br />18- ArequaVLF <br />3/21/2014 <br />777F Haul Truck <br />Productivity <br />Source 1 <br />Source 2 <br />Source 3 <br />Source 4 <br />Source 5 <br />Total Fleet Hours <br />Haul Distance <br />3,252 <br />6,027 <br />3,721 <br />3721.3 <br />0 <br />Loaded Travel Time <br />2.7 <br />5.1 <br />3.1 <br />3.1 <br />0.0 <br />Regression at 1307.7 feet per min -6% grade <br />Empty Travel Time <br />1.1 <br />2.1 <br />1,3 <br />1.3 <br />0.0 <br />Regression at 2,724 feet per min - 6% grade <br />Total Cycle Time <br />8.6 <br />11.9 <br />9.1 <br />9.1 <br />0.0 <br />Truckloads per hour <br />7.0 <br />5.0 <br />6.6 <br />6.6 <br />60000.0 <br />Productivity <br />410.4 <br />296.2 <br />385.3 <br />385.3 <br />0.0 <br />345.7 <br />Fleet Hours Required <br />212.1 <br />670.6 <br />199.0 <br />291.2 <br />0.0 <br />1372.9 <br />Productivity by Regressior <br />302.7 <br />251.4 <br />294.1 <br />294.1 <br />362.9 <br />18- ArequaVLF <br />3/21/2014 <br />