INSPEC13056

• Permit No: M1977304
• IBM Index Class Name: Inspection
• Doc Name: MINERALS PROGRAM INSPECTION REPORT
• Inspection Date: 11/7/1997
• Media Type: D
• Archive: No

Colorado DtV is ion of Minerals and Geo 1~
ESTIMATING FORM - BULLDOZER WORK
Task q: 2 Prep. by: TAS Task F11e Name: M709-2
Date: 11/1]/9] Pe rmi[ q:M-]]-309 Mine: Rex Quarry
Permit Action: Final Reclamation
Task Description: Push ridge bottom spoils up into pit
HOURLY EQUIPMENT COST
__________________•.= Basic Machine: Cat D9N Horsepower: l]0
H 1a de Type: UNIVERSAL " " " " "
Attachment pl: ROPS Cab Shift Dasts: 1/day
At tachmen[ #2: N/A " " " ""
Cost Brea ktlovn:
---~~~~~-~"~~ Utilization k
Ownership cost/hr = S3 ].B1 N/A
Oper~c ing 6 overhaul cost/hr- dozer = 5]5.70 100
-tipper = $0.00 N/A
Operator cost/hr = $22.95 N/A
Total eqp[. unit cost/hz $136.06 Total fleet cost/hr: $408.1]
MATERIAL QUANTITIES
Inic ial Swell Loose
Volume: 406,712.0 CCY Factor: 1.335 Volume: 542,426.5 LCY
____________ __________ _____________
Source of quantity cake-off: permit
Source of est. swell factor: program
HOURLY PRODUCTION
•••-_-_-_______•• Job Cond is ion Correction Factors
Avg. push tliscance: 950 ft. ~-""'--'-"""""'-" "" "'
~~" ~-~" Operator.......... 0 .75 (av
9
Unadluated hourly Mac. consistency.. 1 .00 (Cat cbll
dozer production: 353 LCY/hr Dozing method..... 1 .00 Igen.l
"- " "-- Visibility........ 1 .00 lavg.)
Material consistency: lob efficiency.... O . B3 (lsh/dayl
Consolydated stockpile Spoil pile factor. 0 .90 (ssd-fU
~~~~~~~~~~~~~~-----~-~~ ~-~~~~~~~-~--' Push 4radient .. ... 0 .90 (Cat tb11
Avg. push gradient: 5.00 t (post Alc rcude de ration. 1 .00 (Cat tb11
~~~ ~----~ Material weight... 0 .90 ICaC cbl)
Avg. site alt rcude: 6000 f[. Blade type........ 1 .00 IS or UI
Male rial weight 25 50.00 lb/LCY Nec Sob Correction 0 .46

Sandstone Adjusted Unit Prod.: 160 .95 LCY/hr
Adjus ted Fleet Production: 882 .85 LCY/hr
JOB COST
Fleet size 3 Dozer (s)
Unit Cost 50 B95 1LCY
Total Job Time: 1127.78 Hours
Total Sob Cost: $958,525.92