2015-07-27_REVISION - M1980183

• Permit No: M1980183
• IBM Index Class Name: REVISION
• Doc Date: 7/27/2015
• Doc Name: Preliminary Adequacy Review AM02
• From: DRMS
• To: Brannan Sand & Gravel
• Type & Sequence: AM2
• Email Name: TOD
• Email Name: WHE
• Media Type: D
• Archive: No

Bulldozer Worksheet Cont'd Task # 003 Pagel of 2
BULLDOZER WORK
Task description: Grade fines in mining area III
Site: Pit 29 Permit Action: AM02 Permit/Job#: M1980183
PROJECT IDENTIFICATION
Task #: 003
Date: 7/27/2015
User: TOD
State: Colorado
County: Adams
Agency or organization name: DRMS
Abbreviation: None
Filename: M183-003
HOURLY EQUIPMENT COST
Source
Operator Skill: 0.900
Basic Machine: Cat D9T - 9U
Material consistency: 0.900
CAT HB))
Horsepower: 405
(50% SL)
Blade Type: Universal
Attachment: NA
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
Utilization %
Ownership Cost/Hour:
$72.57
NA
Operating Cost/Hour:
$142.41
100
Ripper op. Cost/Hour:
$0.00
100
Operator Cost/Hour:
$38.85
NA
Total unit Cost/Hour: $253.83
Total Fleet Cost/Hour: $507.66
MATERIAL QUANTITIES
Initial Volume: 32,333
Swell factor: 1.115
Loose volume: 36,051 LCY
Source of estimated volume: Assumption Enough fines to cover area III 2 feet deep
Source of estimated swell Cat Handbook
factor:
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly
production:
300 feet
464.9 LCY/hr
Materials consistency description: Compacted fill or embankment 0.9
Average push
gradient:
Average site altitude:
Material weight:
Weight description:
-5%
5,023 feet
2,1001bs/LCY
Earth - Loam
Job Condition Correction Factor
Source
Operator Skill: 0.900
AB.AVG.
Material consistency: 0.900
CAT HB))
Dozing method: 1.100
(50% SL)