travaux été

FAQ RER A Summer Work

Answers to frequently asked questions about RER A Summer work can be found in this section.

Multimedia library

Find out more about the RER A summer construction project.
Ask for your summer guide now, so that you are fully prepared for the closure on RER line A from July 28th to August 26th inclusive, due…
Anticipate the summer closure period of RER line A between La Défense and Nation by testing now your future trips with our journey planner…
RATP launched a poster campaign on March 7th, devoted to RER line A summer works, to inform travelers of the planned closure, this summer…
From March 12th to March 23rd, our staff is mobilised to give you the best information regarding summer works on RER lines A and C through…
The tracks of the RER A, which has been operating for more than 40 years, incur heavy use, since they now carry more than 300 million…
By 2021, the renovation project will allow 24 kilometres of ballasted track to be entirely replaced, all of which is underground, including…