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EARTHWORK ESTIMATING - TRUCK/LOADER TEAMS <br /> TASK DESCRIPTION: <br /> HOURLY EQUIPMENT COST: <br /> Truck make and model �� S <br /> Loader make and model gQ <br /> adjusted Operator Cost Per Hour <br /> hours days base base shift total <br /> shift per per rental operating wage overtime premium equip. <br /> no. day week rate/hr. cost/hr rate/hr adjustment adj. cost/hr <br /> 1 9a a. <br /> 2 <br /> 3 <br /> total truck cost/hr. = 97 ��- <br /> total loader cost/hr. = $ <br /> /hr. divided by / shifts/day = S 92, average truck cost/hr. <br /> /hr. divided by t' shifts/day = $ average loader cost/hr. <br /> MATERIAL QUANTITIES: <br /> Bank volume = BCY x swell factor = /gam. a y� LCY <br /> Verification methods used A,,�l <br /> HOURLY PRODUCTION: <br /> Haul distance ft. , return distance ft. , altitude = 00 o ft. <br /> Total resistance au % rolling res.s 7 % grade res. (+or-) % <br /> Total resistance (return) : _ % rolling res. plus �- % grade res. (+or-)= t 9_% <br /> Note: for grade resistance, (+) = unfavorable, -FT—favorable (downhill ) <br /> Truck capacity = jk, F LCY (nominal heaped) <br /> Loader capacity = e LCY (nominal heaped) x bucket fill factor from <br /> fill factor adjustment table in Section VII = 8 LCY/bucket load (adj. cap'y) <br /> No. of loader passes required to fill truck = (round to nearest whole no. )- <br /> Adjust truck capacity = 30. 8- LCY <br /> Loader cycle time: basic cycle (load, maneuver and dump) = min. <br /> 1st pass = 0.1 min (bulk of 1st pass completed urging truck exchange time) <br /> 2nd ---------- , C min <br /> 3rd ---------- min Loader cycle corrections: <br /> 4th ---------- min <br /> 5th ---------- min <br /> 6th ---------- min <br /> 9 min total load time <br /> Truck cycle time: Exchange time ---------- min. <br /> Load ------------------- p <br /> Haul ------------------- I <br /> Maneuver at dump ------- <br /> Dump ------------------- <br /> Return ----------------- / <br /> 7. � min./cvcl e <br />