Authorities responded to a major vehicle fire in Kenner, Louisiana, on Wednesday morning.

Around 5 a.m. on May 7, the Kenner Fire Department (KFD) responded to a fire at a business parking lot located on E. Airline Drive.

Firefighters reported “multiple 18-wheeler cabs on fire” at the scene.

The fire was under control by 6 a.m.

One firefighter was treated for smoke inhalation, NOLA.com reports.

Hazmat crews responded to the scene to deal with a diesel fuel spill caused by the fire.

KFD is asking the public to avoid the area.

The cause of the fire is under investigation.