SOUTH SAN FRANCISCO -- The Burlingame motorcyclist who died after he crashed into a retaining wall was identified as 29-year-old Austin Biro, authorities said Sunday.

Police rushed to the crash near 951 Gateway Blvd. around 6 a.m. Thursday and pronounced Biro dead about 15 minutes later. South San Francisco police haven't said what led Biro to hit a wall and tree in the industrial area near Highway 101.

Anyone with information about the crash can call South San Francisco police at 650-877-8900.

Contact Joshua Melvin at 650-348-4335. Follow him at Twitter.com/melvinreport.