Advisories
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Open PDF file, 185.82 KB, March 22, 2026 night work on I-90 Eastbound (English, PDF 185.82 KB)
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Open PDF file, 153.76 KB, December 19, 2025 abutter impacts advisory (English, PDF 153.76 KB)
Current construction status
As of April 2026, Stage 1A construction work is continuing.
Construction look-ahead May 9 -May 29, 2026
What is happening?
The contractor continues roadway reconstruction at the Boylston Street intersection, underground utility installation, demolition of certain concrete structures, construction of new concrete structures, and installation of new bridge foundations.
Travel impacts
Over the next three weeks, temporary vehicle and pedestrian controls will be used in the areas listed below. Please see the construction schedule on the Fact Sheet for more details on Stage 1 travel impacts.
- I-90 Eastbound The fixed work zone previously installed in the right lane on I-90 Eastbound will continue. I-90 Eastbound through the project area is currently reduced to three travel lanes.
- I-90 Westbound The fixed work zone previously installed in the right lane on I-90 Westbound will continue. I-90 Westbound through the project area is currently reduced to three travel lanes.
- Boylston Street and Bowker Overpass Intersection Temporary traffic controls have been installed at the Boylston Street intersection at the Bowker Overpass. Work at this intersection will continue, and certain vehicular movements through the intersection will be restricted to a single travel lane.
- Ipswich Street Temporary traffic control previously installed along Ipswich Street beneath the Bowker Overpass will be adjusted, and the contractor will now be working on the north side of Ipswich Street along the railroad property. This traffic control setup will not impact vehicular travel lanes or the pedestrian route, which will remain open and accessible throughout construction.
- Charlesgate West On-Ramp Temporary traffic control previously installed along Charlesgate West On-Ramp to Bowker Overpass will continue. This traffic control setup will not impact vehicular travel lanes or the pedestrian route, which will remain open and accessible throughout construction.
Operations
Bowker Overpass Over MBTA, Ipswich Street, and I-90
- Roadway reconstruction and utility installation at Boylston Street intersection
- Roadway reconstruction and utility installation at Charlesgate West and Commonwealth Avenue intersection
- Demolition of certain concrete structures
- Construction of new concrete structures
Work hours
- Daytime Hours: Monday through Saturday from 6:30 a.m. to 5:00 p.m. as required
- Nighttime Hours: Sunday through Friday from 8:30 p.m. to 5:00 a.m. as required
- Note: Certain work operations are 7 days per week, 24 hours per day, as required.
Abutter impacts
Weekend and overnight work are ongoing and expected to continue until approximately May 17, 2026. The Contractor is scheduled to carry out concrete renovations in the vicinity of the Bowker Overpass from 10:00pm on Friday to 7:00am on Monday each weekend.
Weekly night work is expected from Monday, May 18, 2026, through Friday, May 29, 2026. The Contractor is scheduled to carry out removal and backfill operations Sunday night through Friday morning from 9:00 pm to 5:00 am.
Abutters can expect noise and vibration impacts as work takes place. Monitoring systems and preventative measures are in place throughout construction for noise, vibration, and dust.
Travel tips
Please take care to pay attention to all signage as it is posted. Police details, changes in lane markings, temporary controls such as barriers and traffic cones, signage, and other tools may be used throughout the project to control traffic and create safe work zones within the project limits.