Commuter rail passengers on the Lowell line will see service adjustments this weekend as rehabilitation work takes place on the Cross Street Bridge in Somerville.

According to the Massachusetts Bay Commuter Railroad Company, bussing will be required for inbound and outbound passengers between Anderson/Woburn and North Station on Saturday and Sunday.

MBCR said inbound passengers from Lowell, North Billerica, Wilmington and Anderson/Woburn will be bussed to North Station from Anderson/Woburn.

Passengers headed inbound to Winchester Center, Wedgemere and West Medford will be transported by train while MBCR said inbound passengers from those stations will be bussed from West Medford to North Station.

The busses will leave from West Medford at the train's regularly-scheduled departure times, according to MBCR.

For outbound passengers, MBCR said those traveling to Anderson/Woburn, Wilmington, North Billerica and Lowell will be bussed from North Station to Anderson/Woburn. From there, passengers will board trains to complete their trip.

Outbound passengers headed to West Medford, Wedgemere and Winchester Center will be taken by bus from North Station to those stations. The busses will leave from North Station at the scheduled departure time of the train.