EL CAJON (KGTV) -- Crews are working to clear the scene of a semi truck fire that shut down a portion of Interstate 8 early Sunday morning.
The semi truck caught on fire about 5 a.m. along westbound I-8 between 2nd Street and Mollison Avenue, according to California Highway Patrol.
Responding fire crews said that 40 ft trailer was completely engulfed in flames. The fire blocked the far right lane for a couple of hours.
A sig alert was issued about 7:45 am for the 2nd Street on ramp to westbound I-8.
Crews remain on the scene working to clear the area of debris.
The Sig-alert remained in effect as of 10:45 a.m., and motorists are asked to proceed through the area with caution or use alternate routes.