Rule 605 — Delayed in Timing Circuit

A movement approaching an automatic interlocking, equipped with a timing circuit, must approach the interlocking signal prepared to stop if occupying the timing circuit in excess of the time specified in special instructions.

At automatic interlockings not equipped with a timing circuit, a movement occupying the track between the advance signal and the interlocking signal in excess of 5 minutes must approach the interlocking signal prepared to stop.