Because of the MBTA’s commuter-rail track upgrade project, several road crossings in town will be closed at the following times:
Tower Road—Friday, Sept. 6 at 11:59 p.m. to Monday, Sept. 9 at 6:00 a.m.
Old Sudbury Road—Friday, Sept. 13 at 11:59 p.m. to Monday, Sept. 16 at 6:00 a.m.
South Great Road (Rte. 117)—Friday, Sept. 20 at 11:59 p.m. to Monday, Sept. 23 at 6:00 a.m.
Lincoln Road will be closed on a similar weekend schedule on dates to be determined, according to Lincoln Police Chief Kevin Mooney. During the closings, all homes will be accessible to emergency vehicles and abutting residents, he said.