2012-10-29_REVISION - C1981012

• Permit No: C1981012
• IBM Index Class Name: REVISION
• Doc Date: 10/29/2012
• Doc Name: Cost Estimate ‎(Part 2 of 2)‎
• From: DRMS
• To: Ron Thompson - New Elk Coal Company
• Type & Sequence: MT6
• Email Name: JHB
• Email Name: DIH
• Media Type: D
• Archive: No

Task description:
Site: New Elk Mine
MOTOR GRADER WORK
Finish Grade West DWDA area TR65
PROJECT IDENTIFICATION
Page 36 of 51
Permit Action: 2011 Midterm Review Permit/Job #: C1981012
Task #: 164 State: Colorado
Date: 10/23/2012 County: Las Animas
User: JHB
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: CAT 16M
Ripper Attachment:
Cost Breakdown:
Ownership Cost /Hour:
Operating Cost/Hour:
Ripper Operating Cost/Hour:
Operator Cost/Hour:
Total Unit Cost/Hour:
Total Fleet Cost/Hour:
MATERIAL QUANTITIES
Total Area to be graded or ripped:
Source of estimated acreage:
HOURLY PRODUCTION
Abbreviation: None
Filename: CO 12-164
Horsepower: 297
Shift Basis: 1 per day
Data Source: (CRG)
Utilization %
$65.27 NA
$89.71 100
$0.00
$24.47 NA
$179.45
$179.45
10.20
NECC
acres
Average Grader Speed:
1.50
mph
Selected Application:
Finish grading
(0 -2.5 mph) - 1.5
Selected Blade Angle:
45
degrees
Effective Blade Length:
11.30
feet
Width of blade overlap per pass:
2.00
feet
Net grading or ripping width per pass:
9.30
feet
Unadjusted Hourly Unit Production:
1.6909
acres /hour
Job Condition Correction Factors
Site Altitude: 7680 feet
Source
Altitude Adj: 1.00
(CAT HB)
Job Efficiency: 0.85
(1 sh/d, mod.)
Net Correction: 0.8500 multiplier
Adjusted Hourly Unit Production:
1.4373
acres /Hour
Adjusted Hourly Fleet Production:
1.4373
acres /Hour
JOB TIME AND COST
Fleet size: 1 Grader(s)
Total job time:
7.10 Hours
Unit cost: $124.85 per acre
Total job cost:
$1,274.00
CIRCES Cost Estimating Software