Authorities have concluded the preliminary investigation into a crash that involved a semi-tractor trailer and a tractor on Saturday on the Fort Road in Nicollet County. The accident took place at around 3:30 Saturday afternoon at the intersection of 611th Avenue and Nicollet County Road 5, the Fort Road. The semi driven by 67-year-old Ronald Wendinger of New Ulm collided with a tractor pulling two gravity-box trailers driven by 27-year-old Steven Messerli of Lafayette. Messerli was treated for minor injuries at the New Ulm Medical Center and later released. Wendinger was not hurt. The intersection was closed for around 6 hours following the crash. The Minnesota State Patrol, Nicollet County Sheriff’s Office, the Lafayette Fire Department and Lafayette Ambulance, and New Ulm Police assisted at the scene.