Seine en crue

When the Seine floods: how we protect the RATP network

From the accumulation of mud and debris in the tunnels, to the malfunctioning of electrical equipment and the…

Trafic perturbé par la neige

“Traffic disrupted due to an anomaly”: what does that mean?

When we announce that traffic is disrupted or halted due to an anomaly, it can refer to several different…

Tunnel

What is the purpose of “dry runs”?

Before putting our metro, tramways or RER into service, we first conduct “dry runs…

Trains en maintenance

What is preventative maintenance?

A network like ours needs to be maintained. We have 10,000 employees working daily…

bus

Interruption de trafic : comment les bus prennent-ils le relai ?

Une ligne de métro, de tramway ou de RER rencontre un incident important d’exploitation : comment activons-nous notre réseau bus pour…