An Oregon man was involved in a 2 vehicle accident Wednesday morning in Holt County. 68 year old Dennis L Thurnau was stopped by a flagman in construction zone driving his semi tractor trailer on Highway 59, 2 miles north of Craig. 25 year old Joshua G Lawson of Kansas City approached the rear of Thurnau and slid out of control and struck Thurnau. Inpact caused Lawson to be ejected. He refused medical treatment at the scene and was not wearing a seat belt. Thurnau also refused treatment at the scene.