This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

A SigAlert was issued on the southbound 405 Freeway through the Sepulveda Pass on Friday after a crash involving a motorcycle and vehicle left one man dead, authorities said.

The crash occurred north of Mulholland Drive just before 9 a.m., according to the California Highway Patrol’s incident log.

A 50-year old-motorcyclist was initially reported to be gravely injured in the crash and was transported to a local area hospital, the Los Angeles County Fire Department stated in a blog post.

The unidentified man later died of his injures, according to the incident log.

A SigAlert was issued for the left two lanes on the southbound 405 Freeway at about 9:15 a.m., and was later canceled as lanes were reopened.

Traffic was temporarily backed up in southbound lanes past the 101 Freeway while the SigAlert was in effect, traffic maps showed.

No further information was available.