The collision took place at the intersection of Twin Peaks Road and Ted Williams Parkway on January 5, 2026, with the victim later succumbing to his injuries on January 16, 2026, at approximately 6:50 PM, after being hospitalized.

Poway, CA – A man has died following a motorcycle crash that occurred earlier this month at a Poway intersection, according to information released by investigating authorities.
The collision took place at the intersection of Twin Peaks Road and Ted Williams Parkway on January 5, 2026, with the victim later succumbing to his injuries on January 16, 2026, at approximately 6:50 PM, after being hospitalized.
According to the San Diego Police Department, Robert Niland Sheehan, 63, of Poway, was riding his motorcycle through the intersection when it collided with another vehicle. Details regarding the direction of travel of the involved vehicles were not immediately available, and the circumstances leading up to the impact remain under review.
Sheehan sustained serious injuries and was transported by ambulance to Palomar Medical Center in Escondido, where he later died due to complications of blunt force trauma. No additional injuries were reported, and no arrests have been announced in connection with the collision. Next of kin were notified.
The cause of the crash has not yet been determined, and authorities have not released further details regarding potential contributing factors.
Emergency responders arrived at the scene following the collision and provided medical aid before transporting the injured motorcyclist to the hospital for treatment. The incident was documented and remains under investigation by the appropriate agency.
The crash impacted traffic in the area of Twin Peaks Road and Ted Williams Parkway, with motorists experiencing delays while emergency crews worked at the intersection and conducted their initial investigation.
The fatal Poway motorcycle crash remains under investigation, as authorities continue working to determine how the collision occurred and whether any additional factors played a role.
San Diego County Traffic Crash Statistics
Motorcycle and roadway crashes continue to be a serious concern in San Diego County and throughout California. According to the California Office of Traffic Safety (OTS), San Diego County recorded 18,773 fatal and injury traffic victims in 2023, including a significant number involving motorcycles and intersection-related collisions.
If you’ve lost a loved one in this motorcycle accident, speaking with a skilled San Diego motorcycle accident attorney can help you understand your legal rights during this difficult time. An attorney can guide your family through the claims process, protect your interests, and pursue compensation for your loss. Reach out today for compassionate legal support and a free case evaluation.
