Tractor trailer fire on I-91 off-ramp at exit 23 Heard on: St. Johnsbury / Caledonia County Fire & EMS Dispatch 00:24 00:00 Fire alarm to Lyndonville Fire Department. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Fire alarm to Lyndonville Fire Department. 00:03 Respond to the off-ramp of I-91 northbound, exit 23 , for a tractor trailer unit on fire. 00:12 Again, 00:13 fire alarm to Lyndonville Fire Department. 00:15 Respond to the I-91 northbound off-ramp at exit 23 for a tractor trailer unit on fire. 7/6/2026 11:41 AM Fire I-91, Lyndon, VT View on map