Rigging:

Rigging is the equipment used with cranes and other lifting equipment used in material handling operations. Examples of rigging include slings, wire rope, chains, turnbuckles, and clevises.

Some of the critical factors to consider before rigging or lifting a load include:

weight of lift sharp corners on load
center of gravity sling angles
lift points load angle factor
crane capacity travel route clearance
floor loading capacity work zone safety