7.1 - Components of Operating Costs
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Practice Questions
Test your understanding with targeted questions
What is the fuel consumption for a diesel engine per horsepower hour?
💡 Hint: Recall the different values for gasoline versus diesel engines.
What expenses are included in the operator cost?
💡 Hint: Consider what employers are responsible for beyond just the salary.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the fuel consumption rate for a gasoline engine per horsepower hour?
💡 Hint: Think back to the specific values mentioned for each type of engine.
Do mobilization costs include transportation charges?
💡 Hint: Consider what happens when equipment is moved to a new location.
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Challenge Problems
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If a diesel engine operates 8 hours a day at 450 horsepower and consumes 0.04 gallons per horsepower hour, what is the total fuel cost for a week of operation at a price of $60 per gallon?
💡 Hint: Remember to calculate the total gallons consumed for the week first before multiplying by the cost.
An excavator has a high wear item that costs $300 and is expected to be replaced every 150 hours of operation. How much does this high wear item cost per hour?
💡 Hint: Think about how many hours of operation lead to the cost of replacing that item.
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