4.1 - Tower Cranes
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Practice Questions
Test your understanding with targeted questions
What percentage of crane accidents are linked to improperly extended outriggers?
💡 Hint: Think about the statistics mentioned regarding crane incidents.
What is the minimum safe distance from high-voltage power lines according to OSHA?
💡 Hint: Recall the specific distance to stay safe from electrical hazards.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of outriggers in crane operation?
💡 Hint: Think about the risks of tipping and stability.
True or False: The crane range diagram only considers the horizontal reach of the load.
💡 Hint: Reflect on all dimensions involved in lifting.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A crane is set to lift a load 50 meters high and 30 meters horizontally away. Using the crane range diagram, determine the required boom length. Discuss the potential risks if this height and distance are not adequately calculated.
💡 Hint: Focus on using the diagram accurately.
Evaluate a scenario where wind speed suddenly increases to 80 kilometers per hour while the crane is operating. Describe the immediate actions that should be taken and the reasoning behind them.
💡 Hint: Consider wind impact on crane control and stability.
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