Be careful if you use public transport this three-day weekend. Numerous traffic interruptions are planned due to works on the SNCF and RATP networks.
RER C
Saturday and Sunday, "traffic on line C is reduced and some cancellations are expected on the Paris-Austerlitz - Pont de Rungis axis", warns the SNCF.
RER E
Saturday, from 10:15 p.m., and Sunday, from 10:45 p.m., traffic is suspended between Haussmann - Gare Saint-Lazare and Chelles-Gournay in Seine-et-Marne. A replacement bus service is in place from Chelles-Gournay to Paris Gare de l'Est. “From Paris, take line 5 of the Bobigny Pablo-Picasso metro station from where buses leave for Chelles-Gournay,” advises SNCF Transilien.
LINE J
Between Paris Saint-Lazare and Val-de-Reuil, there are no trains Saturday and Sunday all day, and Monday until 4 p.m. On Saturdays, take regular bus lines 2A and 2B in Yvelines between Mantes-la-Jolie and Bonnières with service to the intermediate station of Rosny-sur-Seine. Sunday and Monday, a reinforcement of bus line 2A between Mantes-la-Jolie and Bonnières is planned, with service to the intermediate station of Rosny-sur-Seine.
LINE K
Saturday, Sunday and Monday, traffic is stopped between Paris Gare du Nord and Mitry-Claye in Seine-et-Marne. Please take the RER B line between Paris Gare du Nord and Mitry-Claye then a line K train between Mitry-Claye and Crépy-en-Valois in Oise.
LINE N
The service is interrupted in both directions between Paris Montparnasse and Versailles Chantiers and between Paris Montparnasse and Rambouillet in Yvelines, Saturday, Sunday and Monday. Trains departing from Versailles Chantiers are omnibuses to Dreux. Trains to Mantes-la-Jolie run only between Plaisir Grignon and Epône Mézières until 4:30 p.m. Monday 1st then to Mantes-la-Jolie until the end of the day.
Line 4
The first metro leaves at midday on Sunday between Bagneux in Hauts-de-Seine and Porte de Clignancourt. This must be the last Sunday morning without line 4, fully automated since December.
Line 5
Line 5 is cut Saturday, Sunday and this Monday, between Bobigny Pablo-Picasso and Jaurès due to work. The Laumière, Ourcq, Porte de Pantin, Hoche, Église de Pantin, Bobigny-Pantin Raymond-Queneau and Bobigny - Pablo-Picasso stations in Seine-Saint-Denis are completely closed. Jaurès station becomes a temporary terminus but remains open. A replacement bus serves the closed stations in both directions.
Line 14
Line 14 is completely closed Saturday, Sunday and Monday April 1st. Work on the extension to Saint-Denis - Pleyel and Orly airport is in full swing.