pont de chartres

Works on the Pont de Chartres have begun

As part of the national rail network upgrades, RATP and SNCF Réseau have undertaken works to replace the two hundred-year-old railway…

M14 extension to Orly Airport

M14 extension to Orly Airport

The southern extension of the M14 will link the current terminus at Olympiades to the Orly Airport.

M11 extension to Rosny Bois-Perrier and then to Noisy-Champs

M11 extension to Rosny Bois-Perrier and then to Noisy-Champs

The M11 extension will link the current terminus at Mairie des Lilas to the Rosny-Bois-Perrier RER E station. It will facilitate travel to…

métro aérien

Public hearings on RER and metro projects

Find out more about current and past public hearings on metro and RER projects, as well as the public hearing results. Each project is…

M1 extension to Val de Fontenay

M1 extension to Val de Fontenay

The M1 extension from Château de Vincennes to Val de Fontenay includes the creation of a 7 km tunnel, 2 km of which will serve as a garage…

RER Marne La vallée

Construction of sidings and manoeuvring areas at the Marne-la-Vallée Chessy station

Creation of manoeuvring areas, sidings and an improved electrical power system.

Bussy Saint Georges

Creation of a new entryway for the Bussy-Saint-Georges station

Launched in July 2017, construction work to create a new entryway for the Bussy-Saint-Georges station has been completed. The opening took…

RER

RER modernisation projects

Find out more about the RER upgrade projects: three for line A, four for line B.