Transit officials are advising passengers to use alternative routes due to disruptions. A complete shutdown of one line occurred, affecting service as of 4:22 p.m.

Multiple issues are causing significant delays across the system. Passengers heading to Millbrae are being directed to use a shuttle train between two stations and then transfer.

Further details about the problems and suggested alternatives are available from the transit service. The situation is causing major disruptions, and passengers are being advised to plan accordingly.