Traffic and construction updates - Somerville I-93 Viaduct Preservation Project

Overview of construction operations and impacts for the Somerville I-93 Viaduct Preservation Project.

Table of Contents

Project Update & Construction Look-Ahead: March 1, 2024 - March 31, 2024

What is happening?

This project update will cover anticipated activities for the month of March 2024.

The following construction activities will occur during the day underneath the Viaduct:

  • Substructure concrete demolition/repairs between Lombardi Street and Temple Street.
  • Steel repairs/painting between Kensington Avenue and Temple Street.
  • Periodic inspections of the entire Viaduct

The following construction activities will occur overnight on Route 38 Mystic Ave Northbound and Southbound and Route 28 Fellsway Southbound:

  • Vehicular and pedestrian traffic control.
  • Removal of road salt from the existing salt storage area underneath the viaduct between Middlesex Ave and Kensington Avenue.

Follow this link to view a map of the project area and limits of work.

How will this affect you?

Traffic Impacts

Beginning March 4:

  • Various single lane closures and lane shifts on Route 28 Fellsway Southbound and Route 38 Mystic Avenue Northbound from 7:00 AM to 3:00 PM Monday through Friday each day.
  • Route 38 Mystic Avenue Northbound U-Turn to I-93 and Route 38 Mystic Avenue Southbound closure and detour from 7:00 AM to 3:00 PM Monday through Friday each day.
  • Route 38 Mystic Avenue Northbound U-Turn to I-93 and Route 38 Mystic Avenue Southbound closure and detour from 7:00 PM to 5:00 AM Monday through Thursday as needed.
  • Route 28 Fellsway Southbound underpass to I-93 Southbound and Route 38 Mystic Avenue Southbound closure and detour between Middlesex Avenue and Garfield Avenue from 9:00 PM to 5:00 AM Monday through Thursday as needed.

For more detailed information including specific dates, you can also sign up to receive updates via email.

Traffic warning signs will be used onsite to notify the traveling public about the planned closures.

View a map of the project area and detours

Contact   for Traffic and construction updates - Somerville I-93 Viaduct Preservation Project

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