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A short class with Sarah and her students. The other ways are under More.
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Today, we're going to explore ownership and operating costs when using heavy equipment. Can anyone tell me what they think ownership costs include?
I think it includes the purchase price of the equipment and any depreciation over time.
Exactly! Ownership costs include not just the purchase price but also depreciation, interest, insurance, and taxes. Now, who can tell me what operating costs might involve?
Operating costs would include things like fuel and wages for the operator, right?
Yes! Operating costs typically include fuel, wages, maintenance costs, and anything related to the operation of the equipment. It's important to calculate both to understand the total cost effectively. Remember the acronym FOG, referring to Filter, Oil, and Grease costs, which are components of operating costs.
Got it! FOG stands for Filter, Oil, and Grease.
Great job! So now, let's look at how we can estimate these costs practically.
Now that we have a grasp on the definitions, let's use the Caterpillar method to estimate the costs. Can anyone recall how we calculate depreciation?
Depreciation is calculated by taking the initial price minus salvage value, then dividing by the useful life of the machine.
Right! For example, let's say our dump truck has an initial cost of 3 crores and no salvage value. If its useful life is 12.5 years, what would the annual depreciation be?
It would be ₹23,12,000 per year.
Exactly! And then we can divide this by the number of hours it operates to find the hourly depreciation. Does anyone remember what that would be?
That would be about ₹1,445 per hour.
Correct! This is how we begin structuring the ownership costs using the Caterpillar method.
Moving on, let's calculate our operating costs for the dump truck. What factors do we consider for that?
We need to factor in the fuel consumption rate and the labor adjustment factors.
Exactly! For the fuel cost, if the fuel consumption factor is 0.09 liters per hour per horsepower and our truck is 250 horsepower, with a fuel cost of ₹65 per liter, how do we calculate the hourly fuel cost?
It's ₹1462.50 per hour!
Very well! Now, if we also factor in the FOG costs based on the fuel cost, what do we get?
If we multiply the FOG factor of 0.119 by ₹1462.50 and by the labor adjustment factor, we get ₹139.23.
Great job! Let’s add all our operating costs together and see the total.
Now, let's discuss the Peurifoy method, which is a more detailed approach to estimating costs. What is different about this method?
It considers the timing of cash flows and uses a time value method.
Correct! It also includes salvage values and typically results in more accurate cost estimates. Can someone give me the formula for estimating the average annual investment?
It’s the purchase price minus the tire cost divided by two times the useful life.
Excellent! This approach ultimately helps in understanding the real impact of using equipment over time.
The process of predicting the costs involved in construction projects, including equipment costs.
Costs associated with owning equipment, which include depreciation, interest, insurance, and taxes.
Expenses incurred during the use of machinery, including fuel and labor.
Refers to costs for Filter, Oil, and Grease in machinery, vital for operation.
A straightforward calculation method for estimating equipment costs.
A comprehensive approach to estimating costs that factors in timing of cash flows.
When it comes to cost, don’t you forget, ownership and operation are two bits you vet.
Imagine a dump truck named Rocky, weighing heavy and running on labor. He has to be efficient; this is why we monitor his FOGs and costs very carefully. Every day, he works hard to earn, and we must ensure his expenses are right, to keep him on the road and operationally bright.
FOG - Think of a foggy day where trucks need extra care: Filter for cleanliness, Oil for smoothness, Grease to keep things in line.
COST - C = Capital (ownership), O = Operational (how you run), S = Salvage (what you keep), T = Time (worth of cash flows).
Term
Ownership Costs
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Term
Operating Costs
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FOG
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Caterpillar Method
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Peurifoy Method
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Expenses related to purchasing and maintaining equipment, including depreciation, interest, taxes, and insurance.
Costs incurred while using equipment, including fuel, labor, maintenance, and repair expenses.
Cost of Filter, Oil, and Grease required for the operation of heavy machinery.
The reduction in value of an asset over time, calculated based on useful life and initial cost.
The estimated residual value of an asset at the end of its useful life.
The average value of an asset throughout its useful life, used in cost calculations.
A cost estimation method that uses straightforward calculations of ownership and operating costs.
A cost estimation approach that accounts for timing of cash flows and provides a comprehensive estimate.
This section discusses the estimation of equipment costs using ownership and operating costs, particularly focusing on Filter, Oil, Grease (FOG) components.
In this section, the process of estimating equipment costs for a dump truck through two methods—Caterpillar and Peurifoy—is elucidated. Key concepts such as ownership costs, operating costs, and specific components like tire costs, fuel consumption, and FOG are detailed with mathematical formulas and example calculations.
This section provides a comprehensive guide on estimating the costs associated with the usage of heavy equipment, particularly focusing on Filter, Oil, Grease (FOG) components. The section begins with an overview of how to calculate total costs by incorporating both ownership and operating costs, adhering to Peurifoy's guidelines.