Catwalk and Gangway

Catwalk noun - Narrow pathway high in the air (as above a stage or between parts of a building or along a bridge).

Gangway and catwalk are semantically related in pedestrian bridge topic. In some cases you can use "Gangway" instead a noun "Catwalk". popular alternative

Gangway noun - A temporary passageway of planks (as over mud on a building site).

Catwalk and gangway are semantically related in pedestrian bridge topic. You can use "Catwalk" instead a noun "Gangway".