NCCCO Tower Crane Questions and
Answers Rated A+
What is the primary function of a tower crane?
The primary function of a tower crane is to lift and move heavy materials vertically and
horizontally on construction sites.
How does a tower crane achieve its height?
A tower crane achieve...
NCCCO Tower Crane Questions and
Answers Rated A+
What is the primary function of a tower crane?
✔✔ The primary function of a tower crane is to lift and move heavy materials vertically and
horizontally on construction sites.
How does a tower crane achieve its height?
✔✔ A tower crane achieves its height through a system of climbing that allows it to add
additional sections as the building height increases.
What is the role of the operator in a tower crane operation?
✔✔ The operator is responsible for controlling the crane, ensuring safe lifting and moving of
loads, and coordinating with ground personnel.
What is the purpose of the counterweight in a tower crane?
✔✔ The counterweight balances the load being lifted to prevent tipping and ensures stability
during operation.
1
,What type of foundation is required for a tower crane?
✔✔ A tower crane typically requires a solid and stable foundation, often consisting of a
reinforced concrete base to support its weight and operation.
What is the maximum load capacity for most tower cranes?
✔✔ The maximum load capacity for tower cranes can vary significantly, typically ranging from
10 to 30 tons, depending on the crane model.
What safety feature is essential for preventing overloads on tower cranes?
✔✔ Load moment indicators or overload protection systems are essential safety features that
prevent the crane from lifting loads that exceed its capacity.
What is the significance of the boom length in tower cranes?
✔✔ The boom length determines the crane's reach and lifting capabilities, affecting how far the
crane can extend its load horizontally.
How should operators communicate during crane operations?
✔✔ Operators should use clear hand signals or two-way radios to communicate with ground
personnel and ensure safe and effective operations.
2
, What maintenance practices are crucial for tower cranes?
✔✔ Regular inspections, lubrication of moving parts, and checks of safety devices are crucial
maintenance practices for tower cranes to ensure safe operation.
What is a jib on a tower crane?
✔✔ The jib is the horizontal arm of the crane that extends from the tower, allowing the crane to
lift and move loads across a defined area.
How does the rotation mechanism work in a tower crane?
✔✔ The rotation mechanism allows the crane to turn 360 degrees, enabling it to move loads in
various directions around its base.
What is the importance of proper rigging in tower crane operations?
✔✔ Proper rigging is important to ensure that loads are securely attached, balanced, and safe
during lifting and movement.
What should be done if weather conditions become unfavorable during crane operations?
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