gantry crane

gantry crane (plural gantry cranes)

1. A large crane mounted on a platform that usually runs back and forth on parallel tracks astride the work area.
   • 2023 December 27, Richard Foster, “New rail freight terminal leads the way”, in RAIL, number 999, pages 39-40:

     The train arrives from the south at approximately 0830, and the terminal's electric, rubber-tyred gantry crane swings into action, removing the empty containers and loading full ones in their place.

• gantry
• gantry scaffold