The National Transportation Safety Board said the smoke in the Metro tunnel near L’Enfant Plaza was caused by electrical arcing, which occurs when electricity escapes its prescribed path. Metro ...

Power lines arcing in San Rafael News / Mar 14, 2023 / 11:56 AM PDT. Power lines arcing in San Rafael. Northern Lights visible in Sonoma County KRON ON / Jun 1, 2025 / 08:48 PM PDT. The ...

Arcing happens when stray electrical current from the track’s third rail finds an alternate path to the ground, usually because of dirt, mud or puddled water. Between July and September, there ...

Photo 2. Minor damage from arcing in basement exhaust fan. Examination of the wiring to the exhaust fan and in the bedroom revealed copper melts indicative of short circuit arcing (Photo 2), yet there ...

The arcing insulator issues led to trains single-tracking on and off between Forest Glen and Silver Spring. RELATED:MCFRS: No smoke, fire found after Metro report of arcing insulator on Red Line.

Riders on the Metro Red Line had a tough morning rush hour Wednesday, as an electrical issue called an arcing insulator. Fri, 13 Jun 2025 21:27:12 GMT (1749850032731) Story Infinite Scroll ...