MBTA website:
Service ChangeFrom Saturday, April 20 through Sunday, April 28, buses will replace regular train service between Swampscott and North Station on the Newburyport/Rockport Line to allow for signal improvement work. No service at Chelsea & River Works. MBTA.com/ptc-Train service will operate between Newburyport/Rockport and Swampscott.
-Passengers at Chelsea may consider boarding Silver Line #3 for service to/from Boston
-A diversion schedule will be in effect.
-Buses will be accessible but bikes won't be allowed on board.
-Buses will be free but passengers are expected to purchase regular fares for travel between Swampscott & their station of origin/destination.