Lifting and Rigging Supervisor Interview Questions and Answers

A lifting plan is a detailed document that outlines the steps and precautions for safely lifting and rigging heavy loads.

• A lifting plan includes information such as load weight, lifting equipment to be used, rigging configuration, and safety measures.

• There are several types of lifting, including overhead lifting, crane lifting, forklift lifting, and manual lifting.

• A critical lift is a lift that has a higher risk due to factors such as load weight, load stability, limited acce...read more

A safety factor is a ratio used to determine the maximum load that can be safely applied to a structure or equipment. A rigging stadey is a device used to support and stabilize a load during lifting operations.

• Safety factor is calculated by dividing the maximum load that a structure or equipment can handle by the actual load that will be applied.

• The higher the safety factor, the more margin of safety there is in the lifting operation.

• A rigging stadey is typically used in conj...read more

Lifting gear includes various equipment used to lift and move heavy loads safely and efficiently.

• 1. Slings: Used to secure loads; examples include wire rope slings and synthetic slings.

• 2. Shackles: Connect lifting gear to loads; types include bow and D-shackles.

• 3. Hooks: Used to attach loads; examples are swivel hooks and safety hooks.

• 4. Lifting Beams: Distribute load weight; often used in conjunction with slings.

• 5. Hoists: Mechanically lift loads; examples include chain hois...read more

There are several types of cranes, each designed for specific lifting tasks and environments.

• Mobile Crane: Versatile and can move on roads; e.g., truck-mounted cranes.

• Tower Crane: Commonly used in construction; provides height and lifting capacity.

• Overhead Crane: Used in factories and warehouses; moves loads along a fixed path.

• Crawler Crane: Equipped with tracks for stability; ideal for rough terrain.

• Floating Crane: Operates on water; used for marine construction projects.