
Upgrading the network
We’re meeting the twin challenges of increased traffic and aging infrastructures with a sweeping programme of upgrades—some 1,600 projects a year between now and the end of 2020. Many are in the Paris area, which accounts for 70% of passenger traffic.
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View maps of works projects across the network
Network upgrades
Select a station or line to see the network upgrades we’re planning to make.
Maintenance works on your line
Select a station or line to see the maintenance works on your line.
Be a part of it

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