The traffic projections for Nantes station predict an increase in passenger flows with an expected attendance of 25 million passengers by 2030, compared to the figure of 11.6 million passengers in 2009. Urban development around Nantes station will also lead to an additional urban flow through the station of 2.2 million people by 2030. This ERDF grant application dossier submitted by SNCF Mobilités Gares et Connections concerns the rehabilitation and expansion of the passenger building in order to facilitate the flow of passengers and visitors within Nantes station.