Alamo, CA — April 17, 2025, One person was killed following a car accident that occurred at around 1:35 P.M. on Interstate 680.

An investigation is underway following a car accident that left one person dead during the afternoon hours of April 17th. According to official reports, Fernando Ruiz was traveling on I-680 in the southbound lanes when for unknown reasons a tire was dislodged from a van and collided with Ruiz’s windshield.
When first responders arrived on the scene, they found that Ruiz had sustained fatal injuries and he was pronounced deceased. At this time there has been no further information released about the accident, including what caused the wheel to come loose, however this remains an ongoing investigation, and more details may be released by authorities in the future.
Commentary by Attorney Michael Grossman
When a fatal crash involves a loose tire striking another vehicle, many people instinctively view it as a freak accident—an unfortunate event that couldn’t have been prevented. But from a legal standpoint, and from the perspective of anyone trying to understand how such a rare and deadly occurrence could happen, there are three fundamental questions that need to be addressed.
The first is whether the authorities conducted a thorough investigation. In this case, a tire came off a moving vehicle and caused a fatal injury to another driver. That’s not something that happens without a chain of underlying causes, and investigators should be focused on identifying them. Were all vehicles involved properly documented and preserved? Was there a mechanical inspection of the van from which the tire dislodged? Did investigators collect statements from witnesses or nearby drivers who may have seen the tire separate? These are basic, yet essential, components of a meaningful investigation. If those steps weren’t taken—or weren’t taken thoroughly—then key information may be missing from the official account.
Next, it’s critical to explore whether a vehicle defect or maintenance failure played a role in the tire coming loose. Wheels don’t just detach without cause. There may have been faulty lug nuts, improperly installed components, or defects in the hub assembly. It could also be a matter of poor or incomplete maintenance. These are serious possibilities, but they often go unexamined unless someone pushes for a detailed mechanical inspection of the vehicle. If the van is returned to service, sold, or scrapped before it can be forensically analyzed, vital evidence could disappear permanently.
Lastly, we must ask whether all relevant electronic data has been secured. Most modern vehicles are equipped with an Electronic Control Module (ECM), frequently referred to as a “black box,” which records important data in the moments leading up to an incident. In this scenario, data from the van’s ECM could reveal how fast it was traveling, whether any warning lights were active, and whether the driver took any evasive action or experienced a mechanical alert. In addition, dash cam footage, surveillance video from nearby vehicles, or even cell phone data could offer context that helps clarify how and when the tire separated from the van. This information is highly perishable—it must be preserved quickly or it may be lost forever.
In any crash that ends with a loss of life, the immediate goal should be clarity—not closure. A tire separating from a moving vehicle is a red flag that something failed, whether it was a part, a process, or a human judgment. The only way to know which is to ask the right questions and act swiftly to preserve every shred of available evidence. That’s the least we owe the people affected by events like this.

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