A high-speed TGV train on the Pau–Bayonne line was transporting 178 people when a regional TER train carrying 60 passengers crashed into it near the town of
Denguin. Nine people have been reported to be seriously injured. The
TGV was travelling from
Tarbes,
Hautes-Pyrénées to
Paris. The TGV was reported to have come to a halt at a red signal near Denguin before proceeding under caution. At 17:38
CEST (15:38
UTC), the TER train ran into the TGV, which was then travelling at . The TER train was travelling at at the time of the collision. By the afternoon of 18 July, two people remained in hospital with injuries described as "not life threatening".
Secretary of State for Transport, Marine and Fisheries Frédéric Cuvillier stated that signals were under maintenance at the time. Whether or not this was a causal factor in the accident would be part of the investigation. SNCF refuted suggestions that high temperatures had caused the TGV to suddenly slow. It is thought that the TER train received a green signal and had no warning of the TGV ahead until it came in sight. The TER train had been travelling at before the collision. ==Investigation==