Irish Rail says works to complete the final phase of a 120 million euro upgrade project will affect a number of services this Bank Holiday weekend.
The DART will operate between Grand Canal Dock and Greystones while while the Rosslare Europort trains will operate to and from Bray only.
The City Centre Re-signalling Project aims to increase the number of trains which can operate during peak hours, and improve punctuality due to the modernisation of signalling.
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