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.

Advisories

March 18, 2025

• Overnight Closures of I-90 Ramps in Newton/Weston - 3/18
• Overnight Closures of I-95 Northbound Ramp to I-90 - Newton/Weston - 3/18

March 17, 2025

• Overnight Closures of I-90 Ramps in Newton/Weston
• Overnight Closures of I-95 Northbound Ramp to I-90 - Newton/Weston

March 3, 2025

• Overnight Slope Construction Work along I-90 Eastbound in Newton

February 3, 2025

• Slope Construction Work along I-90 Westbound in Newton

Current construction status

As of December 2024, Stage 1A construction continues.

Construction look-ahead March 14 - March 28, 2025

What is happening?

The contractor continues establishing temporary access, installing excavation supports, relocating utilities and continues with bridge construction.

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.

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 retaining walls and temporary support of excavation systems (pile driving)
• Installing structural steel
• Forming and pouring bridge decks
• Installing Temporary Access Trestle (pile driving)
• Installing Utility Conduits

I-90 Over the MBTA

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

• Preparing I-90 roadway/slopes for traffic management plan deployment
• Preparation for track access including installation of track mats
• Installation of temporary deck supports

Ramp A/B Over I-95 and the Charles River

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

• Substructure concrete repairs

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
• Installing Drainage Structures
• Construction widened ramp embankments

Work Hours

• Daytime Hours: Monday through Friday from 7 a.m. to 3:30 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.