SD
SIGNAL+DRAHT | Issue 09/2025

A next-generation CBTC signalling system for Perth

September 2025 | Satish-Chandra Singh-Rawat

The Government of Western Australia’s (WA) Public Transport Authority (PTA) has made a significant investment into expanding Perth’s metropolitan rail network and has recently embarked on the High-Capacity Signalling (HCS) Program aimed at introducing a digital signalling system and upgrading the existing train control and train operation systems. This article describes the requirements of this extremely demanding project that is being realised on the basis of a CBTC technology platform.

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