When two or more ropes are placed over a crane's hook, you should:

Prepare for the California Structural Steel Contractor (C-51 License) Exam. Study with flashcards and multiple-choice questions with hints and explanations. Get ready to succeed!

Multiple Choice

When two or more ropes are placed over a crane's hook, you should:

Explanation:
When multiple rope legs pass over a crane hook, you need a connection that protects the rope from damage and keeps the load pulling evenly. Knots weaken rope and can slip or fail under load, and clamping or trying to join ropes with a chain or other methods can crush fibers or create unsafe bending. A shackle provides a solid, removable connection that links the rope system to the load or hook while allowing rotation, preventing binding and distributing the force properly. Always use a shackle rated for the load and inspect it for wear before use.

When multiple rope legs pass over a crane hook, you need a connection that protects the rope from damage and keeps the load pulling evenly. Knots weaken rope and can slip or fail under load, and clamping or trying to join ropes with a chain or other methods can crush fibers or create unsafe bending. A shackle provides a solid, removable connection that links the rope system to the load or hook while allowing rotation, preventing binding and distributing the force properly. Always use a shackle rated for the load and inspect it for wear before use.

Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy