RARITAN, NJ - An overturned tractor-trailer has shut down all traffic at the Somerville Traffic Circle.

The truck was on its side on the shoulder in front of the Quick Chek construction site on the southbound side of Route 206; the truck was carrying glycerol, but there were no leaks reported. Glycerol is a colorless, odorless, viscous liquid that is sweet-tasting and non-toxic. It is widely used in the food industry as a sweetener and humectant and in pharmaceutical formulations.

First reports of the incident were phoned in to police around 11:30 a.m.

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There were no reports of injuries.

Raritan Borough Police are advising drivers to avoid the area.

Drivers can expect road closures and delays.

Several major highways funnel traffic through the circle, which is beneath the Route 202 bridge; in addition to Route 202, Route 206 and Route 28 merge into the circle, with shopping centers and other retail buildings adjacent to the circle.