GRANADA HILLS - A jackknifed big rig prompted the closure of the truck lanes on the southbound Golden State (5) Freeway in the Granada Hills area today, backing up traffic. | CHECK ALTERNATE ROUTES

The single-vehicle accident was reported about 4:20 a.m. south of Balboa Boulevard, according to the California Highway Patrol. The trucker was taken to a hospital for examination of a possible injury, said CHP Officer Francisco Villalobos.

Some diesel fuel spilled onto the roadway, Villalobos said. The closure was expected to continue until about noon, the CHP reported.