2015-07-23_REVISION - C1982056

• Permit No: C1982056
• IBM Index Class Name: Revision
• Doc Date: 7/23/2015
• Doc Name: Adequacy Review
• From: DRMS
• To: Jerry Nettleton
• Type & Sequence: MR288
• Email Name: JLE
• Email Name: DIH
• Media Type: D
• Archive: No

Cost Summary Worksheet Cont'd Task # 000
MOTOR GRADER WORK
Task description: Regrade Riser Area
Site: Foidel Creek Mine Permit Action: MR288
PROJECT IDENTIFICATION
Task #: 003 State: Colorado
Date: 7/23/2015 County: Routt
User: JLE
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: CAT 12M
Ripper Attachment: Multi -Shank Ripper
Page 4 of 8
Permit/Job#: C1982056
Abbreviation: None
Filename: C056-003
Horsepower: 158
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
acres
Source of estimated acreage:
Utilization %
Ownership Cost/Hour:
$26.77
Average Grader Speed:
NA
Operating Cost/flour:
$46.43
Finish grading (0-2.5 mph) - 1.5
100
Ripper Operating Cost/flour:
$1.12
Effective Blade Length:
50
Operator Cost/flour:
$24.47
2.00
NA
Total Unit Cost/flour:
$98.79
feet
Total Fleet Cost/Hour:
$99.92
acres/hour
Job Condition Correction Factors
MATERIAL OUANTITIES
Total Area to be graded or ripped: 1.00
acres
Source of estimated acreage:
HOURLY PRODUCTION
Average Grader Speed:
1.50
mph
Selected Application:
Finish grading (0-2.5 mph) - 1.5
Selected Blade Angle:
0
degrees
Effective Blade Length:
12.00
feet
Width of blade overlap per pass:
2.00
feet
Net grading or ripping width per pass:
10.00
feet
Unadjusted Hourly Unit Production:
1.8182
acres/hour
Job Condition Correction Factors
Site Altitude: 6750 feet
Source
Altitude Adj: 1.00 (CAT HB)
Job Efficiency: 0.90 (1sh/d, fay.)
Net Correction: 0.9000 multiplier
Adjusted Hourly Unit Production:
1.6364
acres/Hour
Adjusted Hourly Fleet Production:
1.6364
acres/Hour
JOB TIME AND COST
Fleet size: 1 Grader(s)
Total job time:
0.61 Hours
Unit cost: $60.37 per acre
Total job cost:
$60
CIRCES Cost Estimating Software