BART's yellow line was impacted by unscheduled track maintenance Wednesday morning.
Riders from the Antioch station were told in an alert at 5:17 a.m. that delays of 20 minutes are expected in both directions.
There is a 20-minute delay at Antioch in the Antioch and SFO directions due to unscheduled track maintenance.
— BART Alert (@SFBARTalert) April 19, 2023
There was no estimated time for when the maintenance would be completed.