2011-06-28_REVISION - C1981044

• Permit No: C1981044
• IBM Index Class Name: REVISION
• Doc Date: 6/28/2011
• Doc Name: 2011 Midterm Review Findings Document
• From: DRMS
• To: Moffat County Mining, LLC
• Type & Sequence: MT6
• Email Name: JRS
• Email Name: SB1
• Media Type: D
• Archive: No

Task description:
Site: Williams Fork Mines
PROJECT IDENTIFICATION
Task #:
Date:
User:
Basic Machine:
Horsepower:
Blade Type:
Attachment:
Shift Basis:
Data Source:
Cost Breakdown:
014
22- Jun -11
JRS
HOURLY EQUIPMENT COST
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper op. Cost/Hour:
Operator Cost/Hour:
Total unit Cost/Hour:
Total Fleet Cost/Hour:
$267.34
$1,069.36
MATERIAL QUANTITIES
Initial Volume:
Swell factor:
Loose volume:
10,000
1.125
11,250 LCY
Average site altitude: 5,400 feet
Regrade Mine No. 9 Refuse Pile
State:
County:
Agency or organization name: DRMS
Cat D1OR - 10SU (2005)
570
Semi- Universal
1 -shank ripper
1 per day
(CRG)
Source of estimated volume: Division Estimate
Source of estimated swell factor: Cat Handbook
HOURLY PRODUCTION
Average push distance: 50 feet
$80.89
$147.96
$0.00
$38.49
Unadjusted hourly production: 2,748.7 LCY/hr
Materials consistency description: Consolidated stockpile 1.0
Average push gradient: 0 %
Material weight: 2,650 lbs /LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor
Operator Skill: 0.750
Material consistency: 1.000
Dozing method: 1.000
BULLDOZER WORK
Permit Action: 2011 Midterm Review Permit/Job #: C1981044
Colorado
Moffat
Utilization %
NA
100
0
NA
Source
(AVG.)
(CAT HB)
(GEN.)
Abbreviation: None
Page 1 of 2
Filename: C044 -014
CIRCES Cost Estimating Software