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<br />Attachment 3.4. Regrade Rate ($/hr) <br />Regrade hours = 26,554.9 (original) + 389.0 CPR-1) = 26,943.9 <br />Dozer shifts = (26,943.9 hrs)/(6.25 hrs/shift) = 4,311.0 <br />Dozer months = (4,311.0 shifts)/(66 shifts/mo) = 65.3 <br />Lease cost (1) _ ($32,910/mo)(1.05)(65.3 mos) _ $2,256,474.15 <br />Mob/Demob (2) _ ($1,827)(2)(1.05)4(6 dozers) _ $ 26,648.76 <br />Avg Lease Rate = ($2,256,474.15 + $26,648.16) _ <br />26,943.9 hrs - $ 84.74/hr <br />Operating Cost (Blue Book) _ <br />Labor (3) _ <br />Total Regrade Rate = <br />$ 43.75/hr <br />$ 20.85/hr <br />$ 149.34/hr <br />(1) Blue book D9L monthly rental rate for triple shift, five day/week <br />operation (66 shift/mo). <br />(2) Quoted Mob/Demob rate escalated to January, 1987. <br />(3) Includes base rate from Interational Agreement ($13.93), $0.30/hr swing <br />shift differential, $0.40/hr graveyard shift differential, and 25X for <br />FICA, fringes, etc; also reflects 8 labor hours per 6.25 equipment <br />hours. <br />JMM/jb 5/87 <br />