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<br />TASK DESCRIPTION: <br />G!rsW /~PJ~wc:~:,.~ <br />I~ <br />P. r <br />r ~ <br />:~ ~ z ~ <br />iOURLY EQUIPMENT COST: ~ / <br />Machine make and model ,d -k/C attachments: S~h~y /e ftu n ~ <br /> adjusted Operator Cost Per Hour <br /> <br />shift <br />no. hours <br />per <br />da days <br />per <br />week base <br />rental <br />rate/hr. <br />operating <br />cost/hr base <br />wage <br />rate/hr <br />overtime <br />adjustment s ift <br />premium <br />adj. total <br />equip. <br />cost/hr <br />1 S 3R 7 4P~.z/ ~a.oy N/A /O7 0 ' <br /> <br />3 ~~ ,~ <br />j /h r. divided_by_ <br />MATERIAL QUANTITIES: <br />o a = /o~.v ~ <br />shifts/day = ~ lO 7,C average equipment. cost /h r. <br />c <br />Volume Method (bank material or rpck): (~.3.~ ~~ ICY (total to be ripped) <br />type of material f~..,~ocr:~o! ~•-(/ seizmic ve ocity = (fl~^IO fps <br />Area method (compacted fills, Pavement) = sq. ft. (total area) <br />ripping depth required to alleviate compaction = inches <br />Verification method(s) used <br />HOURLY PRODUCTION: <br />Volume method (for DAL, D9L, and D10 dozers w/single shank rippers only): <br />13orO ~-BCY/hr from production graphs in Sec. VII x - d'3 job efficiency (avg. for <br />a shy is x altitude adj. _ ~a 7 9 ~-BCY/hr emoted production <br />Area method (for dozers, track loaders or graders w/multi-shank rippers) <br />sq. ft./hr (from production tables in Section VII) x job <br />e ~ciency avg. for all shifts) x altitude adj. = sq. ft./hr <br />JOB TIME: <br />c c <br />Volume method: 632 Spp -BCY divided by /079 -BCY/hr = ,5~~0 ~/9 hrs <br />tot. ma volume aaJ. pron. oi~jo time <br />Area method: sq. ft. divided by sq. ft/h r.= hrs <br />tot~ea a~,7. proc'. tot. ,7o time <br />JOB COST: <br />hrs x S /hr = ; Total Job Cost <br />tot. job time avg. equip. cost <br />unit cost = 3 divided by = ~ <br />total job cost total vol. or area BCY or sq. ft. <br />ChKtnwUH!C _~Il'S~1lNG - R?PPIN, WORK <br />I• . !! • <br /> <br />