2012-03-13_REVISION - M1977443

• Permit No: M1977443
• IBM Index Class Name: REVISION
• Doc Date: 3/13/2012
• Doc Name: APPROVAL LETTER
• From: DRMS
• To: HARDROCK SAND & GRAVEL
• Type & Sequence: AM1
• Email Name: DMC
• Media Type: D
• Archive: No

BULLDOZER RIPPING WORK
Task description: Rip pit floor and access roads
Site: Moon Pit No 2 Permit Action: AM1
PROJECT IDENTIFICATION
Task #:
Date:
User
02A
2/28/2012
DMC
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D8T - 8U
Ripper Attachment: 3 -Shank Ripper
Cost Breakdown:
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper Operating Cost/Hour:
Operator Cost/Hour.
Total Unit Cost/Hour:
State: Colorado
County: Moffat
$65.28
$102.84
$6.49
$38.49
$213.10
Total Fleet Cost/Hour: $213.10
MATERIAL QUANTITIES
Alternate Methods:
Seismic: NA Bank Volume: NA
Area: 3.00 acres Rip Depth (ft): 2.00
Source of estimated quantity: Mine plan map / inspection observation
HOURLY PRODUCTION
Seismic:
Area:
Seismic Velocity:
Average Ripping Depth:
Average Ripping Width:
Average Ripping Length:
Average Dozer Speed:
Average Maneuver Time:
Production per unit area:
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
Site Altitude:
Altitude Adj:
Job Efficiency:
Net Correction:
JOB TIME AND COST
Fleet size: 1
Adjusted Hourly Unit Production:
Adjusted Hourly Fleet Production:
Grader(s)
Unit cost: $364.994 Per acre
Selected estimating method: Area
NA
2.56
7.08
100.00
88.00
0.25
0.703
0.703
6,380
1.00
0.83
0.83
Horsepower:
Shift Basis:
Data Source:
Utilization %
NA
100
100
NA
0.58 Acres/hr
0.58 Acres/hr
Total job time:
Total job cost
Permit/Job#: M1977443
Abbreviation: None
feet/second
mph
degrees
feet
feet
feet
acres/hour
Acres/hr
feet
(CAT HB)
(1 shift/day)
multiplier
Filename: M443 -02a
310
1 per day
(CRG)
BCY NA
Volume: 9,680 BCY or CCY
5.14 Hours
$1,095.00
CIRCES Cost Estimating Software