NCCCO Test #4 Exam

Location resistant wire rope has a design factor of: - 5 to 1 Line pull is - The amount of weight a drum will hoist over a given layer Boom length is - Center of the foot pins to the center of the head sheave pins The weight of the stowed Jim use in the load calculation is: - Effective weight Hey cranes rated capacity is based upon: - Structural and stability When lifting a suspended personnel platform the safety factor for the rigging hardware is: - Five times the intended load If using cranes of different rated capacities, the crane with the larger rated capacity: - Should be hooked a distance closer to the loads center of gravity Hoist ropes that are not rotation resistant must have a design factor of - 3.5 to 1 Backward stability on an RT crane could be a problem when the crane is working: - Over the side at a minimum radius It is important to inspect rotation resistant wire rope more frequently because: - Internal damage will occur more frequently It is important to know when lubricating a wire rope that the lubrication must: - Not hinder visual inspection