6.2. Equipment Operator Costs

Try these first

1. 1.

   What is the fuel consumption rate for a diesel engine under standard conditions?

   Hint

   Recall the standard fuel consumption rates provided in the section.

2. 2.

   Define mobilization costs.

   Hint

   Think about what expenses are incurred when starting a project.

3. 3.

   What is the fuel consumption rate for a gasoline engine under standard conditions?

   • 0.06 gallons per horsepower hour
   • 0.04 gallons per horsepower hour
   • 0.25 gallons per horsepower hour

   Hint

   Recall the values presented for each engine type.

4. 4.

   True or False: The operating factor is irrelevant when calculating fuel costs.

   • True
   • False

   Hint

   Think about the factors affecting efficiency during operation.

5. 5.

   An excavator with a fuel consumption rate of 0.02 gallons per horsepower hour runs at 600 horsepower. If fuel costs $3 per gallon, estimate the total fuel cost for a 10-hour operation.

   Hint

   Calculate total gallons consumed first, then multiply by the cost per gallon.

6. 6.

   If a caterpillar bulldozer has an operational life of 5,000 hours and a blade costs $1,500 with an expected lifecycle of 200 operational hours, what is the hourly cost associated with replacing the blade?

   Hint

   Divide the total cost by the lifespan specified.