REV01346

• Permit No: C1980007
• IBM Index Class Name: Revision
• Doc Date: 8/14/1997
• Doc Name: WEST ELK MINE C-80-007 MR 220 MATERIALS STORAGE BENCH EXPANSION
• From: DMG
• To: MIKE BOULAY
• Type & Sequence: MR220
• Media Type: D
• Archive: No

Colorado Division of Minerals and Geology
ESSIMAT ING FOAM - BULLD02ER NORH
Task p: 52c Prep. by: SLB cask File Name: 0007 -52c
Date: OB/14/97 Permit #:C-80-007 Mine: West Elk Mine
Permit Action: Minor Revision No. 220
Task Description: Push west fill material to base of cut slope
HOURLY EQUIPMENT COST
_••••__-_-•_-_•••___- Basic Machine: Cat DBN Horsepower : 289
Blade Type: SEMI-UNIVERSAL ""-""""
Attachment #1: ROPS Cab Shift Has i s: 1/day
Attachment p2: N/A --"""'-"
Cost Breakdown:
"""""""' Utilization }
Ovne rahip cost/hr - 540.09 N/A
Opeca Ling i overhaul tosc/hr- dozer $51.67 100
-ripper - $0.00 N/A
Operator cost/hr $22.99 N/A
Total egpc. unit cost/hr - $114.67 Total fleet oosc/hr : 5114.67
MATERIAL QUANTITIES
Initial Swell Loose
Volume: 13,000.0 HCY Factor: 1.330 Volume: 17,290 .0 LCY
Source of quantity take-off: Operator ea timate
Source of est. swell factor: Division estimate, BOt rock-BOk dirt
HOURLY PRODUCTION
................. Job Condition Correction Factors
Avg. push distance: 900 ft. """ "'"'""'""'"" " ""'"""" ""
" """"" Operator.......... 0. 75 (avg.)
Unadjusted hourly Mac. consistency.. 1. 20 ICat tbll
dozer production: 252 LCY/hr Dozing method..... 1. 00 (gen.l
" " "'"' Vis ihilicy........ 1. 00 (av9.1
Material consistency: Job eEfSciency.... O. BO (lah/dayl
Loose stockpile Spoil pile factor. 0. 90 Issd-fc)
"""""""""""-"'"" """""'"'-" Push gradient..... 1. 00 ICat tb1)
Avg, push gradient: 0.00 } (post Altitude derat ion. 1. 00 (Cat [bl)
" " ""'"" Material weight... 0. 79 (Cat tbll
Avg. Bite alt icude: 6400 ft. Blade type........ 1. 00 IS, SU, UI
Material weight 2900.00 16/LCY Nec Tab Correction 0. 53
Mat. Descr.: " """""' """-'"-" ""
Decomposed rock - 90t Rock, BOt Earth Adjusted Unit Prod. : 134. 21 LCY/ht
Adjus ted Fleet Production : 174. 21 LCY/hr
JOB COST """""" "
__•• Fleet size 1 Dozer(sl Total Sob Time : 12 B. B2 Hours
Unit Coec $0.854 /LCY Total Job Cost : 519,771. 55