hello everyone. i have a suggestion for you for later in updates. That of the RER (Réseau Express Régional) line B in Paris, the 2nd busiest line of the French metro network and has 2 branches in the northern part of the line and 4 terminus. Its operators are RATP and SNCF, two of the 5 largest public transport players in the world. Line B of the RER has 4 branches on the line and terminates at Saint Rémi Les Chevreuses and Massy Palaiseau in the South branch, Robinson in the second South branch in the RATP zone. On the SNCF side the 2 other terminuses of the line in the North of the Ile de France are Charles de Gaulle Airport TGV station in the first North branch and Mitry Claye in the second North branch on the SNCF side and are 80 km long 40 km on the RATP side and 40 kilometers on the SNCF side, serves 41 municipalities and has 47 stations. Its current equipment is called Mi79 and Mi84 (Interconnected equipment 1979 and 1984) circulating with 2 elements of 4 cars forming 8 cars in total, on 1500 volts in the RATP zone and 25000 volts in the SNCF zone. They have 158 trains on the line. The Mi79s have been given a renovation and it is currently underway for the MI84. The line has 980,000 travelers per day. Its most frequented stations are Massy-Palaiseau in correspondence with the RER C and the TGV line, the station of Antony, Robinson, Bourg la Reine where is the separation into 2 branches on the south side, Cité Universitaire, Denfert Rochereau, Luxembourg, Saint Michel Notre Dame, Châtelet Les Halles, Gare du Nord, La Plaine Stade de France, Parc des Expositions, Charles de Gaulle Airport 1, Charles de Gaulle Airport 2 TGV station and Mitry-Clay station. Thank you for your understanding and for taking the time to read this proposal.