Metro said Friday that it has finished replacing all of the insulators at underground stations — a key safety milestone for the beleaguered transit agency.
Metro has ordered trains to slow down through the heart of the rail system to reduce the risk of dangerous smoke and electrical fires — more than a year after the transit agency considered but never applied similar speed restrictions.
Metro has restored service on all lines Friday after a debris fire shut down parts of the Blue, Orange and Silver lines on Thursday.
It’s at least the third arcing incident for Metro in the past few weeks.
A minor smoke incident was reported on Metro’s Yellow Line early Sunday. No injuries were reported.
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