Tractor trailer overturns on Summit Bridge Road near Churchtown Road.

State police are on the scene of a crash involving an overturned tractor trailer on Summit Bridge Road near Churchtown Road north of Middletown.

The crash occurred at about 8 a.m., today, causing the closure of the southbound lane and shoulder of Summit Bridge Road in that area.

Motorists should expect delays and are asked to seek alternate routes of travel.

For updated traffic conditions and road closure information click on the following link: http://www.deldot.gov/Traffic/travel_advisory/index.shtml#advisories

The investigation is in its early stages and further details will be released as they become available.