The Humboldt County Sheriff's Office responded to a serious injury crash on Tuesday evening involving a vehicle and a bicycle.

It happened in the area of Grass Valley Road and Thomas Canyon Road, according to a post from the Sheriff's Office on Facebook.

The Sheriff's Office is reporting that Grass Valley Road is closed near Thomas Canyon Road.

In addition to the HCSO, the Nevada Highway Patrol and HGH EMS are responding to the crash.

Please avoid the area and take alternate routes if possible.

The investigation is ongoing.