The West Roxbury Parkway Bridge over the MBTA Commuter Rail Needham Line will be closed starting July 20 and is expected to remain closed through December.
To help reduce traffic congestion during the project, officials said Beech Street will become a one-way street between the intersection of Belgrade Avenue and the signalized intersection at West Roxbury Parkway and Anawan Avenue.
Police are urging motorists and pedestrians to pay close attention to posted signs and traffic control measures in the area…