2013-04-15_REVISION - C1981038 (2)

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Cost Summary Worksheet Cont'd Task # 001 Page 13 of 118 Task description: Site: Bowie No. 1 Mine HYDRAULIC EXCAVATOR WORK Regrade Timber Storage Area Storage Road Permit Action: Bond Release 4 (SL -4) Permit /Job #: C1981038 PROJECT IDENTIFICATION Task #: 050 State: Colorado Date: 12/19/2012 County: Delta User: BFB Agency or organization name: DRMS HOURLY EQUIPMENT COST Basic Machine: Cat 336D L 10' -6" Stick Attachment 1: ROPS Cab Cost Breakdown: Abbreviation: None Filename: C038 -050 Horsepower: 268 Weight (MT): 29.30 Shift Basis: 1 per day Data Source: (CRG) MATERIAL OUANTITIES Initial volume: 1,866 CCY Swell factor: 1.330 Loose volume: 2,482 LCY Source of estimated volume: Map 8 -2 Source of estimated swell factor: Cat Handbook HOURLY PRODUCTION Excavator Cycle Time (load bucket, swing loaded, dump bucket, swing empty): Basic Job Condition Description: AVERAGE Secondary Job Condition within Basic Description: AVERAGE Cycle Time Value: 0.321 minutes Load Bucket Capacity Bucket Size Class: Medium Rated Capacity: 2.26 LCY (heaped) Bucket Fill Factor: 0.850 Hard, tough clay (80% - 90 %) 0.850 Adjusted Capacity: 1.92 LCY Job Condition Correction Factors Site Altitude: 7000 feet Source Altitude Adj: 1.00 (CAT HB) Job Efficiency: 0.83 (1 shift /day) Net Correction: 0.83 multiplier Unadjusted Hourly Unit Production: 359.07 LCY /Hour Adjusted Hourly Unit Production: 298.02 LCY /Hour Adjusted Hourly Fleet Production: 298.02 LCY /Hour JOB TIME AND COST Fleet size: 1 Excavator Total job time: 8.33 Hours Unit cost: $0.522 /LCY Total job cost: $1,296.00 CIRCES Cost Estimating Sofiivare Utilization % Ownership Cost /Hour: $42.57 NA Operating Cost /Hour: $79.15 100 Operator Cost /Hour: $33.94 NA Total Unit Cost /Hour: $155.66 Total Fleet Cost/Hour: $155.66 MATERIAL OUANTITIES Initial volume: 1,866 CCY Swell factor: 1.330 Loose volume: 2,482 LCY Source of estimated volume: Map 8 -2 Source of estimated swell factor: Cat Handbook HOURLY PRODUCTION Excavator Cycle Time (load bucket, swing loaded, dump bucket, swing empty): Basic Job Condition Description: AVERAGE Secondary Job Condition within Basic Description: AVERAGE Cycle Time Value: 0.321 minutes Load Bucket Capacity Bucket Size Class: Medium Rated Capacity: 2.26 LCY (heaped) Bucket Fill Factor: 0.850 Hard, tough clay (80% - 90 %) 0.850 Adjusted Capacity: 1.92 LCY Job Condition Correction Factors Site Altitude: 7000 feet Source Altitude Adj: 1.00 (CAT HB) Job Efficiency: 0.83 (1 shift /day) Net Correction: 0.83 multiplier Unadjusted Hourly Unit Production: 359.07 LCY /Hour Adjusted Hourly Unit Production: 298.02 LCY /Hour Adjusted Hourly Fleet Production: 298.02 LCY /Hour JOB TIME AND COST Fleet size: 1 Excavator Total job time: 8.33 Hours Unit cost: $0.522 /LCY Total job cost: $1,296.00 CIRCES Cost Estimating Sofiivare