2014-09-26_REVISION - P2010026 ‎(3)‎

• Permit No: P2010026
• IBM Index Class Name: Revision
• Doc Date: 9/26/2014
• Doc Name: Modification to an existing NOI form 2 MD04
• From: Shell Frontier Oil & Gas Inc.
• To: DRMS
• Type & Sequence: MD4
• Email Name: THM
• Email Name: GRM
• Media Type: D
• Archive: No

P- 2010 -026 post -mod4 bondcalc 01b revised Page 10 of 15
Shell Frontier Oil & Gas Inc.
FINANCIAL WARRANTY CALCULATION FOR AS -BUILT
RIPPING WORK - AREA METHOD
Site
East RD&D Pilot Project
Date
August 21, 2014
Task no.
6
Task
Rip all regraded surfaces to a depth of 18 inches prior to soil replacement
Equipment
Base model:
Cat D8T - SU
Blade type:
Semi - Universal
Blade width ft):
12.92
Attachment:
Multi -shank ripper
Type: Adjustable parallelogram
State: Colorado
County:
Rio Blanco
Labor zone:
1
Hourly cost
Ownership: $68.76
Horsepower:
310
Operating - dozer:
$95.55 Utilization:
100% $95.55
Weight- dozer:
42.43
Operating - ripper:
$6.92 Utilization:
100% $6.92
- blade:
5.28
Operator: $40.57
- ripper:
5.37
Total: $211.79
Total (UST):
53.08
Quantities
15.36 acres
Rip depth: 1.50
feet Final volume:
37,171.20
BCY or CCY
Derivation: Total disturbed area = 15.36 acres
Production
Unadjusted production
Ripping depth:
1.50 feet/pass
Ripping width:
7.08 feet/pass
Ripping length:
300.00 feet/pass
Machine speed:
88.00 feet/min.
Maneuver time:
0.25 min. /pass
Production per acre:
0.800 acres /hr
Unadjusted production:
1,934.91 cu.yds. /hr
JOB CONDITION CORRECTION FACTORSt
FACTOR
Job efficiency:
1 daytime shift per day
50 min. hour
0.833
Site altitude:
6,615 feet
1.000
per Cat Handbook
Net correction:
0.833
Adjusted production
1,611.78 CY /hour per machine
Work team size:
3 Machine(s)
Work team production:
4,835.33 CY /hour
2 pass coverage? (enter "yes" or "no "): yes
Final work team production:
2,417.67
CY /hour
Job totals
Job time: 15.37
hours
Job unit cost: $0.263
per CY
Job cost: $9,769
P- 2010 -026 post -mod4 bondcalc 01b revised Page 10 of 15