GONZALES - A brush fire along I-10 shut down the westbound side of the interstate late Friday afternoon.

The flames were first reported around 3:30 p.m. just past the LA 44 exit. Traffic was being diverted to Burnside Avenue. 

Westbound traffic was backed up past the LA 22 exit when the interstate reopened around 4:30 p.m. 

It wasn't immediately clear what caused the fire.