Section R. 408.11904 - Definitions; J to RRule 1904.
(1) "Jib" means an extension attached to a boom point to provide added boom length for lifting a specific load. A jib may be in line with the boom or offset to various angles.(2) "Load rating" means the rating in pounds established by the manufacturer in conjunction with R 408.11923 and is dependent on such factors as anchorage, structural competence, rope strength, and hoist capacity.(3) "Locomotive crane" means a rotating superstructure with a power plant, operating machinery, and boom mounted on a base or car equipped for travel on a railroad track. It may be self-propelled or propelled by an outside source.(4) "Mobile hydraulic crane" means a crane using a hydraulic means of powering some of the basic crane functions.(5) "Reeving" means a rope system in which the rope travels around drums and sheaves.Mich. Admin. Code R. 408.11904