Why are slings recommended when using a crane?

Slings are recommended when using a crane primarily because they eliminate the problem of hooking the wire rope onto itself. This is crucial for safety and efficiency during lifting operations. When using a crane, connecting the load directly to the wire rope can create complications, such as choking or damage to the rope, which can lead to rigging failure.

Slings provide a more flexible and versatile method for securing loads. They can easily conform to the shape of the load, distribute the weight evenly, and reduce the risk of slippage or unintentional disengagement during lifting. Additionally, slings can be designed to accommodate various load shapes and weights, ensuring a secure attachment that is less likely to damage the crane's wire rope or the load itself.

While other options may have some validity in different contexts, the primary advantage of slings is their ability to mitigate potential operational hazards that can arise from inappropriate wire rope usage.