LEWISTON — The Exit 80 northbound off-ramp reopened Saturday, according to the Maine Turnpike Authority. The ramp had been closed for the past seven days as part of the Lewiston Interchange Project.

Drivers now will encounter Exit 80 southbound ramp overnight closures beginning Sunday as workers finish paving the area. The ramp closures will begin with the southbound off-ramp from 8 p.m. to 5 a.m. Sunday and Monday. The southbound on-ramp will be closed from 10 p.m. to 5 a.m. Tuesday through Friday. That work schedule could change depending on the weather.

Highway message boards and radio station 1610 AM will provide information about the closures.