UPDATE: 1:53 PM

We now have a third tractor-trailer accident on southbound I-95.

It follows two earlier accidents on southbound I-95 in Stamford and Norwalk.

The lastest one is in Greenwich.

It involves two tractor-trailer trucks.

The accident, reported at 1:43 p.m. has closed the right and center lanes between Exit 2 and the New York border.

UPDATE: 1:28 PM

I-95 Southbound is congested between Exits 18 and 16 (4.1 miles) because of truck accident involving multiple vehicles between Exits 16 in Norwalk and 15 in Westport. The right lane is closed.

UPDATE: 1:18 PM

A pair of tractor-trailer crashes in Stamford and Norwalk is causing heavy traffic delays on I-95 south.

The state Department of Transportation says it’s taking 54 minutes to travel 16 miles from Route 7 in Norwalk to the New York state line.

The Norwalk crash between a truck and several vehicles is just before Exit 16 in Norwalk.

For travel time update click here.