Phase 2: Update for the Weeks of June 1 & 8, 2026

FULL-DEPTH ROADWAY RECONSTRUCTION ON ROUTE 15NB will be performed with a lane closure on Route 15 Northbound from Miller Avenue to Paddock Avenue in the City of Meriden.

  • This work is scheduled to occur for three separate weeks—two weeks for the right lane and one week for the left lane
  • Time/dates: From Sundays at 6:00 PM to Fridays at 3:00 PM, beginning on Sunday, May 31 at 6:00 PM.
  • Read about recommended alternate routes.

DAY WORK: During weekdays Monday through Friday from 6:00 AM to 3:30 PM crews will conduct a variety of work as noted throughout the I-91, I-691, Route 15 Interchange Phase 2 Project limits:

  • Maintenance and protection of traffic with lane and shoulder closures on I-91, I-691, and Route 15, and some local roads, as required.
  • Maintain stockpile locations, sweeping, dust control, as required.
  • Excavate and backfill at the detention pond and install drainage.
  • Excavate, backfill, formation of subgrade, and place process aggregate base Route 15 NB (from Paddock Avenue to the Route 15 NB bridge under East Main Street
  • Excavate, formation of subgrade, and place process aggregate base at the I-91 NB ramp to East Main Street.
  • Excavate, formation of subgrade, and place process aggregate base, and final grading at the I-91 NB ramp to Route 15 NB (Exit 17) and the Route 15 NB merge.
  • Install parapet modules at various walls
  • Excavate, formation of subgrade, and place process aggregate base, and final grading at Route 15 NB from Miller to Paddock Avenue.
  • Pave shoulder widenings at the ramp from East Main Street to Route 15 NB and the I-91 NB ramp to East Main Street.
  • Excavate, backfill and grade for demolition of abutments for the Route 15 NB bridges over I-91 south of and north of East Main Street.
  • Set and strip formwork for various moment slabs for retaining walls and pour.
  • Set and strip formwork for deck, parapet, and backwall for the I-691 WB bridge over Gravel Street.
  • Prep, pour, cure, patch at various locations.
  • Install seeding and plantings at multiple locations.
  • Install illumination at multiple ramps, and illumination repairs.
  • Install overhead sign foundations at various locations throughout the project limits.
  • Onsite/offsite trucking.

NIGHT WORK:  Sunday through Thursday nights from 7:00 PM to 6:00 AM crews will conduct a variety of work as noted throughout the I-91, I-691, Route 15 Interchange Phase 2 Project limits:

  • Lane Closures:
    • I-91 SB lane closures (Exits 18-17) for bridge saw cut and demolition
    • I-91 NB lane closures (Exits 15-18) to saw cut concrete pavement
  • Road Closures with Detours

LONG-TERM CLOSURES/TRAFFIC PATTERNS:

The On-ramp to Route 15 NB, I-91 NB and I-691 WB from East Main Street is closed temporarily for roadway construction and safety. Read more and see detour map by clicking this link.

SAFETY ALERT!

ONE WAY; DO NOT ENTER: Click this link to learn more about not using the off-ramps at East Main Street to enter highways.

Paving on I-91 NB from Exit 16 to Exit 18
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Phase 3: Update for the Weeks of June 1 and 8, 2026
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Traffic Shift to the New Route 15 Northbound Bridge over I-91 & Signage for Route 15 N, I-691 W, I-91 N, & Route 66 E