- (a) If a wire rope bridle is used to connect the platform to the load line, each bridle leg shall be connected to a master link or shackle to ensure that the load is evenly divided among the bridle legs.
- (b) Hooks on overhaul ball assemblies, lower load blocks, or other attachment assemblies shall be of a type that can be closed and locked, eliminating the hook throat opening, except that an alloy anchor type shackle with a bolt, nut, and retaining pin may be used.
(c)
- (1) Wire rope, shackles, rings, master links, and other rigging hardware shall be capable of supporting at least five (5) times the maximum intended load applied or transmitted to that component.
- (2) Where rotation resistant rope is used, the rope and hardware shall be capable of supporting without failure at least ten (10) times the maximum intended load.
- (d) All eyes in the wire rope slings shall be fabricated with thimbles.
- (e) Bridles and associated rigging for attaching the platform to the hoist line shall be used only for that purpose.