What is an operation concerned with the lifting or lowering of a load called?

The term that best describes the operation concerned with the lifting or lowering of a load is "lifting operation." This terminology accurately encapsulates the action of raising or lowering objects, often using tools or machinery designed specifically for this purpose. The phrase highlights not just the action but also the intention behind it, which is essential in various engineering and construction contexts.

In engineering, such operations can involve specific safety protocols and methods to ensure efficiency and minimize risks. Lifting operations can utilize cranes, hoists, and other lifting devices, all of which are designed to handle loads safely and effectively.

While "elevation task," "hoisting procedure," and "loading operation" may reference similar activities, they do not universally encompass the broad definition of both lifting and lowering loads in the way "lifting operation" does. Each of those terms may have more specific applications or contexts that don't address the complete operational aspect, thus underscoring why "lifting operation" is the most appropriate term in this case.