3 - Need for Earthmoving
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Practice Questions
Test your understanding with targeted questions
What is earthmoving?
💡 Hint: Think about preparations for construction.
List two basic steps of earthmoving operations.
💡 Hint: Consider the sequence of tasks involved.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of earthmoving operations?
💡 Hint: Think about construction site preparations.
True or False: Rolling resistance increases with poorly maintained haul routes.
💡 Hint: Consider what maintenance does to performance.
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Challenge Problems
Push your limits with advanced challenges
A site requires excavating 1500 cubic meters of sand. If a scraper can move 75 cubic meters per trip and the haul distance is 300 meters, how many trips are needed to complete the excavation?
💡 Hint: Think about how you would divide the total by the amount per trip.
A bulldozer experiences a rolling resistance of 35 kg per ton. If it has a total weight of 15 tons, calculate the tractive effort required to maintain movement on a level surface.
💡 Hint: Use the formula for calculating force based on weight and resistance.
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