I-91 SB Exit 25N to Route 3 NB to closure and detour

Posted on October 28, 2025

The I-91 SB Exit 25N ramp to Route 3 NB to Glastonbury will be closed for construction Wednesday night, 11/4 for traffic shift.  A detour will be in place to bring travelers to Route 3 NB.

The detour route is as follows:

Continue on I-91 SB to Exit 24 (Route 99 Wethersfield and Rocky Hill)
Right onto Route 99
Left onto I-91 NB toward Hartford
Take Exit 25 – stay in the left lane toward Glastonbury
I-91 SB Exit 25N Exit to Route 3 NB closure and detour