Video Training - Absolute Signal Blocking (ASB) Changes

Video Training for Absolute Signal Blocking (ASB) changes

As everyone is aware, Absolute Signal Blocking (ASB) is changing on 20th of December 2020.

A number of ASB training sessions on the upcoming changes have been delivered to Signallers and Protection Officers, both Sydney Trains employed and external qualified workers.


Videos presented at the training are now available on RailSafe to allow qualified workers to prepare for the changes on the 20th.

Changes to ASB (Summary)

Requesting and Protecting ASB

Alternative Routes and Adjacent Lines

ASB Forms and Communications