1.1. Articulated Jib Tower Crane

Try these first

1. 1.

   What is an articulated jib crane?

   Hint

   Look for the capability to change reach.

2. 2.

   What helps in the self-erection of a tower crane?

   Hint

   Think of the structure that supports the crane while it rises.

3. 3.

   What is the benefit of articulated jib cranes?

   • They can only move horizontally
   • They can convert horizontal reach to height
   • They are less expensive

   Hint

   Focus on the unique ability of the articulated jib.

4. 4.

   A climbing cage allows for which of the following?

   • Dismantling of cranes
   • Self-erection of the crane
   • Horizontal movement

   Hint

   Think about its main purpose.

5. 5.

   Analyze a scenario where an articulated jib crane is required to lift materials for a building exceeding 150 meters in height. What should be considered in terms of structural safety and operational limits?

   Hint

   Think about what happens beyond normal operational limits.

6. 6.

   Determine the steps needed if a crane with a climbing cage must be dismantled at a height of 100 meters. List the procedures and safety measures involved.

   Hint

   What safety steps would you prioritize during disassembly?