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Paris: Parisian RER C Equipped with 3G/4G

The users of the RER C will now have access to the internet when they take the Paris line. Four operators have carried out the work in “difficult conditions”.

The Paris RER C tunnel between Bibliothèque François Mitterrand and Champ de Mars, has been connected to the 3G and 4G mobile network, and connectivity will be extended to Saint-Ouen at the end of the summer, announced the SNCF on Thursday.

“The entire left bank, at the Francois Mitterrand libary, Champ de Mars, is equipped with 3G and 4G, since the 18th April, provided by four operators Orange, SFR, Bouygues Telecom and Free Mobile. In late summer 2017, the connectivity will be extended to the right bank to Saint-Ouen “ says Transilien SNCF in a statement. This is the “first railway line connected underground” .

Work in “difficult conditions”

This long tunnel 18 kilometers, which crosses Paris from east to west in 30 minutes along the Seine, sees passing 500 trains a day. The RER C is an intramural online daily, also widely used by tourists.

“The SNCF teams (with their partners and Synerail Axians Rail) have succeeded despite the complexity of the line, to establish a quality continuous connectivity by public networks 2G, 3G and 4G of the four operators. And that, in challenging performance conditions of work in railway tunnel, and no impact on traffic “ , explains SNCF.

“To ensure a connection of continuity, three radio sites emit signals on three areas of the left bank. […] On the right bank, both sites will be commissioned in September 2017 “, continues the rail operator.

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