Problem B Equipment Estimating Use the following information for a scraper. Actual cost (delivered) $162,000 including tires Horsepower rating-200 hp Cost of tires-$6,000 Salvage value $32,400 Useful life 6 years at 1,400 hours per year Total interest-7 percent per year Insurance $3,240 per year Taxes $3,645 per year Storage-$2,025 per year Fuel cost-$3.90 per gallon Fuel consumption rate 0.06 gallons per hp per hour Power utilization-85 percent Use factor-40 minutes per hour (66.67 percent) Lubrication 8 quarts of oil at $4.50 per quart Oiler labor-2.2 hours at $27.65 Lubrication schedule-every 100 hours Oil filter-$8.70 Grease-1 tube per 8 hour shift at $7.00 Air filter-$17.00 changed every 200 hours Life of tires-3,500 hours Repair to tires-12 percent of deprecation Repairs to equipment-120 percent over useful life

Problem B Equipment Estimating Use the following information for a scraper. Actual cost (delivered) $162,000 including tires Horsepower rating-200 hp Cost of tires-$6,000 Salvage value $32,400 Useful life 6 years at 1,400 hours per year Total interest-7 percent per year Insurance $3,240 per year Taxes $3,645 per year Storage-$2,025 per year Fuel cost-$3.90 per gallon Fuel consumption rate 0.06 gallons per hp per hour Power utilization-85 percent Use factor-40 minutes per hour (66.67 percent) Lubrication 8 quarts of oil at $4.50 per quart Oiler labor-2.2 hours at $27.65 Lubrication schedule-every 100 hours Oil filter-$8.70 Grease-1 tube per 8 hour shift at $7.00 Air filter-$17.00 changed every 200 hours Life of tires-3,500 hours Repair to tires-12 percent of deprecation Repairs to equipment-120 percent over useful life

Fundamentals Of Construction Estimating

4th Edition

ISBN:9781337399395

Author:Pratt, David J.

Publisher:Pratt, David J.

Chapter18: Life-cycle Costing

Section: Chapter Questions

Problem 18RQ

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