Traffic and construction updates - Newton-Weston bridge replacement/rehabilitation at I-90/I-95

Overview of construction operations and impacts for the bridge replacement and rehabilitation project.

Table of Contents

Advisories

Current construction status

As of July 2025, Stage 1B construction has begun.

Construction look-ahead August 2 – August 15

What is happening?

The contractor is continuing with roadway and bridge construction activities and is preparing to begin bridge demolition operations.

Travel Impacts

Over the next two weeks, drivers should expect lane closures on the highway, bridges, and on/ off ramps; rolling roadblocks; and road closures within the workzones listed below.

There will be overnight detours on Ramp G (I-95 to I-90 EB) and Ramp P (Park Road to I-90 EB) during the dates and times listed below.

Look ahead map

Scheduled Work

I-90 over I-95 and the Charles River

Work within the project area around the bridge carrying I-90 over I-95 and the Charles River will entail:

  • Installing permanent piles for bridge foundations (pile driving - daytime)
  • Construction and paving of approach roadways
  • Placement of concrete pier footings and columns
  • Installation of temporary barriers and pavement markings
  • Demolition of existing eastbound bridge structure (Daytime and Nighttime shifts)

I-90 Over the MBTA

Work within the project area around the bridge carrying I-90 over the MBTA will entail:

  • Forming and pouring of permanent bridge barrier. (Nightime)

Ramp G Bridges

Work within the project area around the ramp bridges carrying I-95 north and south to I-90 eastbound will entail:

  • Overnight closures of the I-95 to I-90 eastbound ramp on Sunday 8/3, Tuesday 8/5, and Friday 8/8 for paving operations and traffic management changes necessary to progress from Stage 1B to Stage 2A.
  • Installing excavation supports at the abutments (Pile Driving)
  • Installation of permanent abutment piles (pile driving - daytime and nighttime shifts)
  • Installing Drainage Structures
  • Construction of widened ramp embankments
  • Excavating new pier locations.
  • Construction of retaining walls
  • Construction of Bridge Substructure Elements
  • Ramp K Temporary Widening and Traffic Management Preparations

Ramp P Bridges

  • Overnight closures of the Park Road to I-90 eastbound ramp on Sunday 8/3, Tuesday 8/5, and Friday 8/8 for paving operations and traffic management changes necessary to progress from Stage 1B to Stage 2A.

Work Hours

  • Daytime Hours: Monday through Friday from 7 a.m. to 8:30 p.m.
  • Nighttime hours: Sunday through Friday from 8:30 p.m. to 4:00 a.m. as required

Travel Tips

Drivers should pay attention to all signage and move carefully through the work zone. Police details, lane markings, temporary barriers, traffic cones, signage, and other tools will be used to control traffic and maintain safe work zones.

Contact

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