1987-12-01_PERMIT FILE - C1981017 ‎(199)‎

• Permit No: C1981017
• IBM Index Class Name: PERMIT FILE
• Doc Date: 12/1/1987
• Doc Name: Estimated Reclamation Cost Calculations Table of Contents
• Section_Exhibit Name: Chapter V Appenidx V-D-1
• Media Type: D
• Archive: No

EARTHWORK ESTIMATING - DOZER WORK
TASK DESCRIPTION: c�c�i�` �""�� p�N«`
HOURLY EQUIPMENT COST: attachments —
Machine make and model 0 8 L
adjusted Operator Cost Per Hour
hours days base base shift total
shift per per rental operating wage overtime premium equipcost/hr
no. dayweek rate/hr. cost/hr rate/hr adjustment adj.
1 8 •a N/A
11 N
2
3 Total = /9. oo r.
$ ��g oo /hr- divided by I shifts/day = $ // 8, go averaqe equipment cost/hr.
MATERIAL QUANTITIES:
BCY x swell factor LCY
Verification method Cs) used A,✓ --
HOURLY PRODUCTION: (-) favorable
Push distance = 122 0 ft., altitude = lo. 000 _ft., grade = t z 2 % (+) unfavorable
Unadjusted hourly production from dozer curve tables = 9 Z o LCY/hr.
Job condition correction factors (multiply all approp. factors�to 7-5 o tain total):
Operator . . . . . . . . . .
Material Consistency
Dozing method (normal , slot, side-by-side) .
Visibility (average for all shifts). . • • • • . . ' 8 3
Job efficiency (averaqe for all shifts) . . . . . . .
Direct Drive Transmission. . . . . . . . . . . . . . o
Grade adjustment . . . . . . . . . . . . . . . . . .
Altitude adjustment . • • • • • • • • • • • • . , 9�
Material weight correction . . . . . . . . . . . . .
Blade type . . . . . . . . . . . . . . . . ._
. �y net correction factor
9'Z(=> LCY/hr. x . ).y 2 / LCY/hr. adjusted prod. per dozer
unadj* prod. net correction
/ x Z Z/ LCY/hr = Z / LCY/hr. adjusted fleet production
no. dozers adj. pro .
used per dozer
JOB COST:
41 Zia— LCY divided by Z Z/ LCY/hr. _ FS 3 total job hours
total material vol. fleet prod.
$ _/hr. avq. dozer cost x / dozers used = $ //6 hourly fleet cost
q� ? hrs x i 3 /hr. = $ // ys Total Job Cost
total job time hour y f eet cost
unit cost/LCY = $ // -a s-- divided by a/ 06� = $ • S3 /LCY
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