LOS ANGELES, CA — A collision involving two semi-trucks is expected to back up traffic on the Golden State (5) Freeway at the San Diego (405) Freeway transition for five hours Tuesday morning.

Shortly after 9 a.m., the California Highway Patrol issued a SigAlert for the southbound 5 Freeway truck transition to the 405 freeway, said CHP Officer Luis Quintero.

The truck transition is entirely shut down and expected to remain closed for 5 hours, he said. The crash will back up traffic on the 5 Freeway in the Sylmar area throughout the morning, and commuters are advised to expect delays or seek alternate routes.

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The crash involved two semi-trucks near Roxford Street in Sylmar.

“It looks like a semi-truck is on its side,” said Quintero. “One truck is on top of the other.”

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The closure is likely to push all the trucks back onto the 5 Freeway jamming up traffic for miles.


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