An accident occurred involving a truck on Rt 13 Thursday morning at approximately 11:30 a.m. The southbound and northbound lanes of Rt. 13 were closed with traffic rerouted on Rogers Drive. The accident occurred at the intersection of Hare Valley Road and Rt 13 at the Machipongo Clam Shack. There were no serious injuries but the northbound lane of Rt. 13 remained closed for several hours.