Route 3 SB on-ramp to I-91 SB Detour and Closure

Posted on October 29, 2025

The I-91 SB on-ramp from Route 3 SB will be closed on the night of Wednesday 11/4, for traffic shift 8:00 PM to 2:00 AM

The detour route will be as follows:

  • Continue on Route 3 SB
  • Left onto Silas Deane Highway (Route 99)
  • Right onto I-91 SB on-ramp
If inclement weather causes postponement, a new date will be announced.

I-91 SB on-ramp from Route 3 SB Closure and Detour