A Suffolk County police car responding to an emergency collided with a Jeep on Route 347 Monday morning, closing several lanes of traffic for almost two hours, police said.

The officer and the 24-year-old driver of the 2012 Jeep Liberty were treated at a hospital for minor injuries that were not life-threatening, a county police spokeswoman said. Neither was publicly identified.

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The officer, with emergency lights and siren activated, was southbound on Route 112 at 7:09 a.m. when his vehicle collided with the Jeep, which was eastbound on Route 347, the spokeswoman said. The accident is being investigated and no summonses were issued, the spokeswoman said.

The eastbound lanes of Route 347 were closed and Route 112 was closed in both directions at 7:22 a.m., according to the state DOT. All lanes were reopened at 9:08 a.m., according to the Department of Transportation's informny.com website.

The accident scene is on the border of Terryville and Port Jefferson Station.