the latest e-mail from MassDOT:
October 26-27, November 2-3, and November 23-24.
The MBTA Red Line diversion planned for the weekend of Saturday, Sept. 14, and Sunday, Sept. 15, has been cancelled and the MBTA Red Line diversion planned for the weekend of Saturday, Oct. 19, and Sunday, Oct. 20, has be [sic] postponed to the weekend of Saturday, Nov. 23 and Sunday, Nov. 24.That page now says that Red Line diversions will occur on these weekends:
For more information on the project and traffic management plans, visit the website at http://www.mass.gov/massdot/longfellowbridge.
October 26-27, November 2-3, and November 23-24.