DANVILLE (CBS SF) — The California Highway Patrol said that a motorcyclist was killed Sunday when, after he laid his motorcycle down in the northbound lanes of Interstate Highway 680, he was hit by another vehicle in the middle of the freeway.

The accident was reported at 8:13 p.m. Sunday, and happened on I-680 just north of the El Pintado Road onramp. The motorcycle rider, who was driving a red 2004 Honda CBR motorcycle was pronounced dead at the scene. The victim’s name was not available late Sunday night.

READ MORE: Pelosi Expects House to Pass Infrastructure Bill This Week

The driver of the vehicle the struck the motorcyclist remained on scene and was fully cooperative throughout the investigation. Other witnesses also remained on scene to help investigators.

READ MORE: Improving Weather Conditions Allow Crews to Increase Containment of Fawn Fire to 35 %

This fatal accident is still under investigation. Anyone who saw this collision or the events leading up to it is asked to call Contra Costa CHP in Martinez at (925) 646-4980.

MORE NEWS: Teen Driver Injured in Solo Crash Near San Gregorio

© Copyright 2020 CBS Broadcasting Inc. and Bay City News Service. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.