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RER A: signal failure disrupts Île-de-France traffic

A signalling system failure on the RER A line caused traffic interruption between Maisons-Laffitte and Achères in the Paris region.

Published 22sem1 source
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The fact

Traffic is gradually returning to normal following technical intervention by maintenance teams.

This failure highlights reliability challenges for Île-de-France transport infrastructure.

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Auto-synthesis from 1 media source · identified on June 9, 2026
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