At least 30 dead in train collision in Spain - El Pais and La Vanguardia The accident may have been caused by human error at the Atocha control center. According to preliminary data, the AVE 2080 train, which had 397 passengers on board, encountered the Irio 6076 train, which was carrying 146 passengers and was standing on the tracks. At least two cars of the last train came off the embankment.