Slow traffic was reported on Northbound I-5 at Gorman School Road Wednesday afternoon.

#SigAlert: NB 5 near Gorman: 1&2 lanes open, 3&4 still blocked, after vehicle fire spread to grass.

— Caltrans District 7 (@CaltransDist7) July 27, 2016

California Highway Patrol dispatchers received reports of a semi fire a little before 3 p.m.