We'd like to use analytics cookies to understand which symbols people look up, so we know what to research next. They are not used for advertising and we set none of them unless you say yes. What we store.
A mark where two routes begin to conflict.
Also known as: Clearance point symbol, Conflict point mark
A signalling diagram symbol marking the point at which a vehicle on one track begins to obstruct another.
Marks the point at which a vehicle standing on one track begins to obstruct another on a signalling diagram.
Contexts: Technical drawing
Records a fact about physical clearance rather than about signalling, so it is a property of the track geometry that the signalling must respect.
Contexts: Technical drawing
A short mark set across the track at the place where the two routes' clearances first meet.