Red Seal Ironworker (Structural/Ornamental) Practice Exam 2025 – The All-in-One Guide to Exam Success!

Using slings, chains, or wire ropes for heavy lifting is essential due to their strength and durability. These rigging components are specifically designed to handle significant loads and provide a secure means to lift and move heavy materials. Slings can be made from various materials, including synthetic fibers and steel, and they are designed to distribute the weight of the load evenly, reducing the risk of slippage or failure. Chains are particularly robust and can be easily adjusted in length and configuration, while wire ropes offer high tensile strength and flexibility.

The other options do not provide the necessary strength or safety for heavy lifting. Wooden beams may be sturdy, but they lack the secure attachment methods and adaptability of slings and chains. Plastic straps, while useful for lighter applications or bundling materials, do not possess the strength required for heavy lifting scenarios. Rope ladders are not suitable for lifting at all and are intended for climbing rather than rigging purposes. Thus, slings, chains, or wire ropes are the ideal choice for safe and effective heavy lifting.