Anatomy of a derailment: BART gives details about cause of incident near Orinda station

BART is providing more details about the Monday morning train derailment near the Orinda station that caused a fire, led to the evacuation of more than 100 people from the train and sent nine people to be evaluated for injuries.

BART said in a press release Wednesday that at 8:45 a.m. Monday, the computer system that monitors and manages BART tracks experienced a localized loss in communication with a field device specific to an area near the Orinda station, including the track interlocking located between the Orinda and Lafayette stations.