2017-03-03_REVISION - C1981044

• Permit No: C1981044
• IBM Index Class Name: Revision
• Doc Date: 3/3/2017
• Doc Name: Cost Estimate
• From: DRMS
• To: Jerry Nettleton
• Type & Sequence: SI2
• Email Name: TNL
• Email Name: DIH
• Media Type: D
• Archive: No

Task description:
Site: Williams Fork Mines
BULLDOZER RIPPING WORK
Portal No. 5A Lower Bench
Permit Action: MT7
PROJECT IDENTIFICATION
Task #: 023 State: Colorado
Date: 3/2/2017 County: Moffat
1:26:06 PM
User: TNL
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D l OT - 10SU
Ripper Attachment: 1 -Shank Ripper
Cost Breakdown:
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper Ownership Cost/Hour:
Ripper Operating Cost/Hour:
Operator Cost/Hour:
Permit/Job#: C1981044
Abbreviation: None
Filename: C1981044-023
Horsepower: 574
Shift Basis: 1 per day
Data Source: (CRG)
$122.17
Utilization %
NA
$111.29
100
$15.98
NA
$8.78
100
$41.85
NA
Total Unit Cost/Hour: $300.07
Total Fleet Cost/Hour: $1,200.26
MATERIAL QUANTITIES Selected estimating method:
Alternate Methods:
Area
Seismic: NA Bank Volume:
NA
BCY NA
Area: 4.65 acres Rip Depth (ft):
1.50
Volume: 11,253 BCY or CCY
Source of estimated quantity: Page 2.05.4-22R
HOURLY PRODUCTION
Seismic:
Seismic Velocity:
NA
feet/second
Area:
Average Ripping Depth:
4.49
mph
Average Ripping Width:
6.74
degrees
Average Ripping Length:
200.00
feet
Average Dozer Speed:
88.00
feet
Average Maneuver Time:
0.25
feet
Production per unit area:
0.736
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.736
Acres/hr
Site Altitude:
5,400
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift/day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.61
Acres/hr
Adjusted Hourly Fleet Production:
2.44
Acres/hr
JOB TIME AND COST
Fleet size: 4 Grader(s)
Total job time:
1.90 Hours
Unit cost: $491.204 Per acre
Total job cost:
$2,284
CIRCES Cost Estimating Software