Public service announcement:
The transit agency says that a routine maintenance project will close the trolley tunnel in Center City from 5 a.m. Sunday through 5 a.m. Monday. Service on trolley routes 11, 13, 34 and 36 will begin and end at 40th and Market streets. Route 10 service will begin and end at 40th and Filbert streets. SEPTA says riders should use the Market-Frankford subway line for travel to and from Center City.