Definition(s)
King Post
A fixed tubular member that acts as a centerline of rotation for the revolving upper structure and as the connective member to the platform.
Source: API RP 2D, Operation and Maintenance of Offshore Cranes, Seventh Edition, December 2014. Global Standards
King Post
A tubular member that acts as the centerline of rotation and as the connective member to the platform.
Source: API RP 2D, Operation and Maintenance of Offshore Cranes, Sixth Edition, May 2007. Global Standards