State Police are reporting a tractor trailer rolled over on Route 495 South at the Route 95 exit in Mansfield, closing two lanes.  

A fuel spill, resulting from the rollover, has forced the closure of exit 13 on route 495 South, which is the onramp to Route 95 North in Mansfield.

The crash occurred at 2:42 p.m. and ss of 3:11 p.m., there are no known injuries reported. The cause of the crash has yet to be determined. 

The truck was reportedly hauling some sort of syrup, which has also spilled onto the road. The syrup is not considered a hazard at this time.

Companies were still on scene cleaning up the spill as of 3:11 p.m.

More on this story as it develops.