At least one lane of northbound Interstate-5 near Stockdale Highway is partially blocked following a collision involving two big rigs. 

According to the California Highway Patrol, the trucks collided at about 6:15 a.m. Tuesday. One of the trailers a truck was hauling opened up, causing the partial blockage of one of the lanes. 

A sweeper is being called out to help clean up the area. 

No injuries have been reported.