PERMFILE106209

• Permit No: C1982054
• IBM Index Class Name: Revision
• Doc Date: 1/19/1989
• Doc Name: Cost Estimate Review Letter
• From: MLRD
• To: PUEBLO COAL INC
• Type & Sequence: RN1
• Media Type: D
• Archive: No

TASK DESCRIPTION:

HOURLY EQUIPMENT COST:
Machine make and model (03 7 -~ attachments ~~J~- ~ ~/ ~~~
adjusted Operator Cost Per Hour

shift
no._ hours
per
day days
per
week base
rental
rate/hr,
operating
cost/hr base
wane
rate/hr
overtime
adjustment shift
premium
ad.j. total
equip.
cost/hr
1 J S 101, y? ~.~./1 X0,27 N/A ~//. ?3
2 ,~ ~~
3 ~~ ~~

$ /hr. divided by
MATERIAL QUANTITIES:
shifts/day = $ ?f(,J~
L
X37 Cv~f~F -8LY x swell actor =
`Jerifica ion method s) used ~~~/~
HOURLY PRODUCTION:
LCY
Haul distance = A~0 ft., return distance = $oo ft., altitude = ft.
Total resistance hau +3 a rolling res. alus f 1 grade res. +o r- _~"
Total resistance (return): ;-l a rolling res. plus - S orade res. (+or-)= - 2
Note: for grade resistance, (+) = unfavorable,~~ = favorable (downhill)
Cycle time: Load (6276 = O.cr min„ 637D = 0.9 min., 65 -_ = 1.0 min) _ ,S min.
Haul - see distance vs. time tables in Sec :ion VII = .S min.
'~aneuver and so re ad = ,7 min.
Return -see distance vs. time tables in Section VII = • y min.
total cycle time =a,y min./cvcio
60 min./hr divided by 2.y minutes/cycle = ~ °• 7 cycles/hr.
3 / LCY howl capacity (heaped)x ~--c,7 cycles/h r. = G 4/, 7 LCY/h r. (unadj.)
~ y(,7 LCY/hr, x id,3 job efficiency* altitude adj. =S32.G LCY/hr (adj.)
*average efficiency for all shifts utilized
Fleet production = no. scraper used x LCY/hr/scraper =j~..(~ LCY/hr/fleet
JOB COST:
237. (a ~f~ LCY divided by 5, 2, LCY/hr. _ ~yF,~ total job hours
total m terial vol. legit prod.
$ /~•~ ~ /h r. avg. Scraper Cost x Scrapers used = $ fleet cost/hr
~ o .~ hrs x $ ~ //, ~ ~ /hr. _ $ ~ 95,YS'Total Job Cost
DRAFT
average total equip. cost/hr.
iota doo tame hou-T-r ee'T t cost
unit cost/LCY = $ divided by = $ - `fG /LCY
total ,job cost total material vol.