SUN VALLEY (CBS) — One LAPD car was involved in a traffic collision Sunday with a single motorcyclist in Sun Valley.

The motorcyclist was part of a group of hundreds of bikers, according to LAPD Officer Karen Rayner.

READ MORE: Demonstrators Protesting Conflict Between Israel And Palestine March In Westwood

The accident happened just after 2 p.m. near the intersection of Sunland Boulevard and Stonehurst Avenue. It was initially reported to have taken place in Sunland.

Officers requested back-up due to the high volume of motorcycles, which were diverted on to other streets.

READ MORE: Kobe Bryan Posthumously Inducted Into Hall Of Fame, With Emotional Remarks From Vanessa Bryant

Rayner said it was unknown if anyone was injured in the crash, but officers were clearing the scene just before 2:30 p.m.

Los Angeles fire paramedics were sent to the scene, according to dispatchers.

MORE NEWS: Mandatory Evacuation Orders For 200-Acre Pacific Palisades Brush Fire

(©2012 CBS Local Media, a division of CBS Radio Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. Wire services contributed to this report.)