A tractor-trailer fire closed down the westbound lanes of the state Thruway between exits 40 and 41 on Monday.

New York State Police said the call came in at 10:57 a.m. The fire was located in the town of Mentz, about four miles of exit 40 in Weedsport. The Colucci Transportation tractor-trailer was hauling trash, state police said, and was still on fire as of about 11:20 a.m. The truck was located on the right shoulder of the Thruway.

All lanes of traffic were closed down for about an hour. According to the state Thruway's website, the left lane was opened around noon and then both lanes were open by about 1:15 p.m. The Thruway Authority was warning motorists to expect delays even after both lanes reopened.

According to 911 dispatch radio reports, Weedsport, Port Byron, Lafayette, Elbridge and Jordan fire departments were called to the scene. State police said there were no injuries. The cause of the fire is unknown.