Laserfiche WebLink
- - • THIJORK ESTIMATING - SCRAPER W~ <br />TASK N0. J~ DATE .2 - S' - 8,F PREPARED BY ~!~ c~/ PERMIT N0. <br />PERMIT ACTION i7NCenl~,reY,o.+ .{~ ~/ ~- '/ - .S~,ea+."af! Lcacload <br />TASK DESCRIPTION_-T:p„ r,a orl,,,. ~ S,..r ea c/, .-w a~ea ~c,v~ led tomsu~ / ma ~ra. .a~ <br />a sSr.mQ 8" i <br />HOURLY EQUIPMENT COST: <br />Machine make & model G 3 7 ~ Attachments <br />No. shifts per day / Labor Zone / 0 <br />Ownership cost/hr =$ Operating cost/hr =$ Operator cost/hr =$ <br />Total equipment cost/hr =$ /gS'• 8 4 (add push dozer cost if required for job) <br />MATERIAL QUANTITIES: <br />BCY x swell factor = ~t/S LCY <br />Source of quantity take-off (map no., permit page no.) Psf•~mo,/~~ ~.C4c k~8"~/P~J/+~ <br />" estimated swell factor <br />f4ethod(s) used to verify volume <br />HOURLY PRODUCTION: <br />Haul distance =asoo ft., return distance =aSoO ft., altitude = G ooG ft. <br />Total resistance (haul):± 2 % rolling res. plus - % grade res.(+/-)_ ~ % <br />Scraper capacity: LCY struck, ,~ / LCY heaped. Avg. capacity = .~/ LCY <br />Cycle time: Load = O,R min., haul = 1, / min., maneuver & spread = d.7 min., <br />return = D.9 min. Total cycle time = 3. L minutes <br />60 minutes/hr divided by .~,~ min./cycle = /~. 7 cycles/hour <br />/6,7 cycles/hr x d/ LCY avg. scraper capacity = SJ7. ) LCYfhr (unadjusted) <br />5~).) LCY/hr x G•8y job efficiency* x o,9 6 altitude adj. = NJ7.S LCY/hr(adjusted) <br />*average job efficiency for all shifts utilized <br />Fleet production = ~ no. scrapers used x z1~7,5 LCY/hr/scraper = $LCY/hr/fleet <br />JOB COST: <br />6y5 LCY divided by 835 LCY1hr/fleet = CI, S' total job hours <br />$ /~S. Y4 /hr scraper cost x scrapers used = $ .?7/• 6R fleet cost/hr <br />0. P job hours x $ 37/.6 8 fleet cost/hr = $ 029 ~, ? y total job cost <br />Unit cost =$ a 9).3~{ divided by G ~/ S LCY =$ o. yL /LCY <br />total job cost total material vol. <br />