Route 63 in Naugatuck reopened just before 11 a.m. after serious crash Tuesday morning.
Police said a motorcycle and a motor vehicle collided in the area of Laurel Avenue. The driver of the car was pulling left out of Laurel Avenue at the time of the collision with the motorcycle, which was headed southbound on Route 63.
The motorcyclist was transported to the hospital to be treated for serious injuries and the driver did not have serious injuries, police said.
Police are not releasing the identities of either driver at this time. There were no passengers in the car and the motorcycle driver was the only one riding the vehicle during the crash.
The road was closed for several hours and traffic was detoured.
The Central Naugatuck Valley Regional Accident Reconstruction Unit, which includes Naugatuck, Middlebury, Watertown and Wolcott police officers, is investigating the crash.
More information will be provided when it becomes available.