Photo sent to us Saturday night by charosb
“The investigation into the cause of a Saturday evening smoke incident outside Friendship Heights Station is ongoing. While Metro has not yet identified the root cause of the incident, investigators have eliminated power cables as a contributing factor.
As a preliminary matter, the investigation is focusing on a foreign object, specifically a metal part of a railcar, becoming dislodged and making contact with the electrified third rail. The foreign contact is believed to have caused a loud noise, flash and smoke.
Investigators have conducted inspections of all power infrastructure in the tunnel, as well as all cars of the incident train, to reach this preliminary conclusion.
Preliminary Investigative Findings as of 5 p.m. Monday, April 25 (more…)