A 49-year old Richland man suffered serious injuries in an ATV accident at 4:04 Monday afternoon on a private drive off of Missouri Highway 7 north of Rochester Road in Pulaski County. The Missouri Highway Patrol reports that Chad D. Muxlow lost control of the ATV on a private roadway and overturned. Muxlow was ejected from the vehicle. He was transported to Mercy Hospital in Springfield.