Applies to underhung cranes whose end trucks operate on the lower flange of a patented-track runway section; and to carriers (trolleys) operating on single-track patented-track monorail systems, including all curves, switches, transfer devices, lift and drop sections, and associated equipment. Does not apply to systems used for transporting personnel or to enclosed-track runway sections, enclosed-track monorail systems, structural-shape runway sections, or structural-shape monorail systems. Hoist(s) and carrier(s) shall comply with ASME/ANSI B30.16, ASME B30.11, and ASME HST standards.
ANSI MH27.1-2003 history
2003ANSI MH27.1-2003 Specifications for Patented Track Underhung Cranes and Monorail Systems