Crashes in Goshen, Berlin Tolland, Stratford and Bridgeport are slowing the morning commute on Wednesday.
Police said they are responding to several crashes this morning as temperatures drop after a day of rain.
A tractor-trailer overturned on Interstate 84 Eastbound in Tolland between exits 67 and 68 and the right lane was blocked.
Tolland officials said a tandem tractor-trailer was involved and a contractor was brought in to pump off the fuel tanks on the tractor portion.
A tractor-trailer and a car collided on Interstate 95 Northbound between exits 32 and 33 in Stratford and the right lane was closed.
There was also a backup on the 25/8 connector Southbound in Bridgeport between exit 1 and Interstate 95. The delays extended back to exit. 4.