4.3 - Load Ratings and Safety Margins
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Practice Questions
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What is an articulated jib crane?
💡 Hint: Think about how the jib can change angle.
What role does a climbing cage play in tower cranes?
💡 Hint: Consider how cranes grow taller.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What kind of crane allows for horizontal reach to be converted to vertical height?
💡 Hint: Think about cranes with adjustable arms.
True or False: The climbing cage simplifies the self-erection of tower cranes.
💡 Hint: Consider cranes that can erect themselves.
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Challenge Problems
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Design a plan for erecting a climbing tower crane for a building up to 150 meters tall. Include considerations for counterweights and safety margins.
💡 Hint: Factor in the weight of materials and crane parts in your calculations.
Evaluate the potential risks of operating a crane in a high wind condition and suggest mitigation strategies.
💡 Hint: Consider how wind can shift load and stability.
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