Wisconsin State Patrol is investigating the cause of a flatbed tractor-trailer fire on the southbound lanes of US 51 in Lincoln County, according to the Sheriff's Department.
Captain Tadd Wegener of the Merrill Fire Department said it happened in the Town of Birch around 4:30 p.m. Friday afternoon near County Highway K.
The fire caused the southbound lanes of US 51 in Lincoln County to be closed for a few hours.
No one was injured.
The initial report came into the Town of Russell Fire Department, which requested mutual aid from the Merrill Fire Department.