Advisories
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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 December 2025, Stage 1A construction work is continuing.
Construction look-ahead December 19 - January 9, 2026
What is happening?
The contractor continues roadway reconstruction at the Boylston Street intersection, demolition of certain concrete structures, construction of new concrete structures, installation of temporary construction supports, and installation of new bridge foundations. No operations will take place Thursday, December 25 and Thursday, January 1.
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 of 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 of 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 continue. 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 at Boylston Street intersection
- Demolition of certain concrete structures
- Construction of new concrete structures
- Installation of temporary construction supports
- Installation of new bridge foundations
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
Abutter impacts
Over the next three weeks, the Contractor is scheduled to demolish concrete below the overpass and carry out excavations from I-90 from 7:00 a.m. to 3:30 p.m. 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.