Meaning of locking room | Babel Free

Definitions

A room in a signal box, usually at ground level beneath the operating room, containing the interlocking mechanism for signals and points (track switches) below the lever frame in the operating room.

Examples

“Within these boxes, interlocking between points and signals was the most crucial safety aspect, with the signalman's pulling of levers further safeguarded through the equipment in the locking room (often beneath the signalman's station), which prevented conflicting movements.”

“The [Arboath North Signal Box] locking room's collection of chains, pulleys and wires resembles the inside of a piano, stretching to the 72-levered frame above. Lovers of steampunk will find it especially pleasing.”

CEFR level