Network modernisation

Metro line 4: closures in 2023

Works for adapting line 4 and its stations are continuing. This will require regular closures in 2023.

Works for adapting line metro metro and its stations are continuing. This will require regular closures in 2023.
line 4

  • Line closed at evenings from Wenesday to Thursday from 30 August to 28 september; then from 18 October to 14 December (except 1rst and 9 November).
  • Line closed in the morning till 12.00 on these Sundays: 3 and 17 september, 1rst, 15 and 29 October, 5 and 19 November, 3 ans 17 December included.

line 4

  • Line will be entirely closed between Montparnasse-Bienvenüe and Bagneux - Lucie Aubrac Stations from 5 to 8 October.

line 4


  • Line will be closed between Porte d'Orléans and Bagneux - Lucie Aubrac from 9 and 12 November included.

We would therefore ask you to use connecting metro, bus, RER and tram services. Station staff are available to give you the times of the last train from each station and to provide more specific information.

Station refurbishment is being carried out on weekday evenings : reconstruction of platform edges, deployment of platform edge doors and new lighting, renewal of platform surfaces, installation of audio and visual information systems as well as maintenance work on tracks and signals.

Une ligne toujours plus moderne

Tous les dimanches matins avant 12 h 00, les équipes procèdent aux essais du système de conduite automatique et aux premiers tests de navettes automatiques.

L’aménagement des stations comporte les volets suivants : déploiement du nouvel éclairage, renouvellement des revêtements de quais, installation des systèmes d’information sonore et visuelle ainsi que des travaux de maintenance des voies et de la signalisation.

For more information

Metro Line 4