6 - Modified Cranes for Heavy Lifting
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Practice Questions
Test your understanding with targeted questions
What does 'u' represent in crane operations?
💡 Hint: Think about the parts of a crane.
Define 'Operating Radius'.
💡 Hint: It connects how far the load is from the crane.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of outriggers in crane operations?
💡 Hint: Consider what happens when a crane is lifted.
True or False: The maximum lifting capacity of a crane increases with increased operating radius.
💡 Hint: Think about how a load's position changes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A lattice boom crane has a tipping load of 300 tons and operates under a guideline recommending 75% maximum load. Calculate the Safe Working Load and justify why understanding this is critical.
💡 Hint: Remember to apply the percentage given correctly.
If a telescopic boom crane is incorrectly used without outriggers on an incline, and it has a rated capacity of 100 tons, what is the reduced lifting capacity? Explain how this demonstrates the importance of using outriggers.
💡 Hint: Consider what outriggers do to enhance stability.
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