A mechanical device used to provide temporary access to areas at high levels.

One of a series of doors at a train or subway station, at the edge of a platform, that prevent access beyond the platform when there is no train to be boarded

plural of inner-platform effect

(software engineering) An antipattern in which a system is made so customizable as to become a (poor) replica of the development platform used to create it.

plural of platform screen door

An aerial work platform.