By Crash News Writer 
Ontario, CA (January 16, 2026) – A deadly chain-reaction crash occurred early Thursday morning after a semi-truck struck a bridge, causing a steel beam to fall onto the westbound 10 Freeway in Ontario.
According to the California Highway Patrol, the crash happened at approximately 3:19 a.m. on January 15. A big rig transporting heavy machinery collided with steel girders tied to the 15 Freeway Express Lanes and Freight Corridor project overhead. The impact caused a steel support beam to dislodge and drop directly onto the lanes of the 10 Freeway below.
Several vehicles traveling westbound collided with the fallen beam. At least one person was killed, and others sustained injuries and were taken to nearby hospitals for medical care.
The westbound 10 Freeway near the 15 Freeway remained shut down throughout the day for investigation and bridge repairs. A SigAlert remains in effect.
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Fatal accidents involving commercial trucks can have devastating consequences for victims and their families. When structural damage and roadway hazards are involved, determining liability becomes more complex. Consulting with a knowledgeable attorney is critical when navigating serious cases like this. Whether it involves driver negligence, faulty infrastructure, or both, understanding your rights under car accident laws in California is essential.
Victims involved in a car accident near Ontario or those searching for answers after a car accident near me need proper legal guidance. These cases may include multiple liable parties, such as trucking companies, contractors, or state agencies. Filing a car accident report and preserving evidence early can help strengthen your case.
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PLEASE TAKE NOTICE
Initial details in this report are based on official statements and may be updated as investigations continue.
- The identity of the deceased has not been publicly released at this time pending notification of family members.
- Authorities are investigating the full circumstances of the incident, including whether proper construction zone safety measures were in place.
- Travelers in the area should expect extended delays and consult local traffic updates for current closure information.
For those affected, there are accident resources in California available to offer assistance and guidance during this time.
To better understand what happens after a serious crash, please visit our frequently asked questions in California.
This article is intended for informational purposes only and is not legal or medical advice. All information is based on public sources and may be subject to change. Please read our full disclaimer.
If you’ve been impacted by a collision like this, it’s crucial to speak with an attorney immediately. Legal professionals can help you protect your rights and explore available compensation.