Crews responded to several grass fires along a busy roadway in Maury County on Wednesday afternoon.
The fires were reported along Highway 43, south of Industrial Boulevard, around 1 p.m.
Firefighters on the scene reported to Nashville's News 2 a trailer used in meth cleanup came off a Tennessee Drug Task force truck, sparking the fires.
Authorities immediately responded to the scene and secured the area.
The fire was extinguished a short time later.
Officials said there is not a hazard to the public.