gantry
nounUK /ˈɡæn.tri/
US /ˈɡæn.tri/
A gantry is a tall frame that holds up signs or machines over a road or track.
The workers climbed the gantry to fix the big road sign.
OTHER MEANINGS
2. A large frame on wheels that moves over something, like a crane in a shipyard.
The gantry crane lifted the heavy shipping container onto the truck.
3. A structure that supports a rocket or spacecraft before launch.
Engineers checked the rocket on its gantry before liftoff.
4. A frame used to hold signals or equipment over a railway.
The train passed under the signal gantry at the station.