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 August 2025, Stage 1B construction has begun.

Construction look-ahead August 15 – August 29

What is happening?

The contractor is continuing with roadway and bridge construction activities and 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.

Work area map

Scheduled Work

I-90 over Route 128 and the Charles River

Work within the project area around the bridge carrying I-90 over Route 128 and the Charles River will entail:

  • Installing Permanent Piles for Bridge Foundations (Pile Driving - Daytime)
  • Placement of concrete pier footings and columns
  • 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)
  • Installing precast median barrier and light pole foundations. (Nighttime)

Ramp G Bridges

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

  • 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 Permanent Alignment construction

Work Hours

  • Daytime Hours: Monday through Friday from 6 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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