Maison de la B, Mitry-Mory (France)

Next to the new RATP rolling stock maintenance workshop, at the terminus of line B of the RER, construction of the Mitry Operational Unit, a one-storey building including living quarters and offices for the teams of RER drivers and SNCF shunters of the line B Traction Production Establishment, and a landscaped parking lot with 125 spaces ;

Lifteam's services : construction of all trades including studies, supply and execution of the timber frame walls, the post and beam structure, the O'portune® wooden floor, the external wooden decking, the biosourced insulation and waterproofing of the timber frame walls (by insufflation), the wooden cladding and the screens.

Project in all trades


  • Client : SNCF Réseau (Saint-Denis, France)
  • Architect : Dominique Dosne, SNCF Gares & Connexions - Design/Build Department (Paris, France)
  • General project management : SNCF Réseau (in the study phase) & AREP, Direction de l'Architecture, Pôle Bâtiments Industriels
  • Wooden structure design office (EXE) : CBS (Choisy-le-Roi, France)
  • General Contractor/Carpenter : Lifteam (Ile-de-France subsidiary, France)
  • Prefabrication workshop : Ecotim (La Rochette, France)
  • Floor area / Useful area : 1052 / 1005 m²
  • Global amount of the works : 590'000 € ex. VAT
  • Delivery date : 2022