Security of the Meudon railway tunnel of the RER-C line in Paris
https://www.stradeeautostrade.it/en/infrastructures-road-network/meudon-railway-tunnel-the-emergency-exit-pm700/
The RER-C suburban railway line of Paris connects the West and the South side of the city, for an overall length of 180 km
https://www.stradeeautostrade.it/en/infrastructures-road-network/meudon-railway-tunnel-the-emergency-exit-pm700/
Meudon railway tunnel: the emergency exit PM700
www.stradeeautostrade.itThe RER-C suburban railway line of Paris connects the West and the South side of the city, for an overall length of 180 km