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Acton, CA (February 16, 2026) – A 66-year-old man died after being pinned beneath a semi-truck in Acton, according to the Los Angeles County Medical Examiner. The incident was reported on Tuesday, December 16 at approximately 7 a.m. near the intersection of Aliso Canyon Rd and BP&L Rd.
Authorities stated that Alberto Duque Diaz was found trapped underneath a semi-truck, possibly a gravel truck, under circumstances that remain unclear. Emergency personnel responded to the scene and pronounced Diaz deceased.
Deputies with the Los Angeles County Sheriff’s Department were first to arrive at the location. The California Highway Patrol is leading the investigation to determine what led to the fatal incident.
Key Details
- Location: Aliso Canyon Rd & BP&L Rd, Acton, CA
- Reported: Tuesday, December 16 at approximately 7 a.m.
- Type: Fatal Incident Involving Semi-Truck
- Victim: 66-year-old Alberto Duque Diaz
- Investigating Agency: California Highway Patrol
What We Know So Far
- The victim was pinned beneath a semi-truck, possibly a gravel truck.
- Emergency personnel pronounced the man dead at the scene.
- The Los Angeles County Sheriff’s Department initially responded.
What’s Not Yet Confirmed
- The exact sequence of events that led to the incident.
- Whether the truck was moving at the time.
- If any additional factors contributed to the fatality.
Local Context
The intersection of Aliso Canyon Rd and BP&L Rd is located in the rural Acton area of Los Angeles County, where large commercial vehicles, including gravel and construction trucks, are commonly seen traveling between work sites. The surrounding terrain includes open land and industrial access routes that can involve heavy equipment and limited shoulder space. Incidents involving large trucks in this region often require coordination between the Los Angeles County Sheriff’s Department and the California Highway Patrol to secure the area and conduct a thorough investigation.
What to Do Next
- Use extreme caution when working around or near large commercial vehicles.
- Maintain clear communication with drivers and equipment operators in work zones.
- If you witness a serious incident, call 911 immediately and provide the exact location.
- Seek support services if you or someone you know has been affected by a fatal accident.
FAQ
Q: Why are incidents involving semi-trucks often severe?
A: Semi-trucks are significantly larger and heavier than passenger vehicles, which can lead to more serious outcomes in collisions or workplace-related incidents.
Q: Who investigates fatal truck incidents in Acton?
A: The California Highway Patrol typically leads investigations involving traffic-related fatalities on roadways.
Q: Why might details remain unclear immediately after an incident?
A: Investigators must gather evidence, review reports, and interview witnesses before confirming the exact circumstances.
