A tractor-trailer crash in a construction zone on Interstate 10 killed three road construction workers near the California-Arizona border early Sept. 25.

According to Engineering News-Record, the truck first struck an attenuator vehicle, triggering a chain-reaction collision in the work zone.

The crash occurred in California, near the state line with Arizona, in a roadway work area where the attenuator vehicle was positioned.

The source identifies the victims as road construction workers but does not provide their names, the contractor involved, or further details about the work zone operations.

Engineering News-Record reported the fatal crash on Sept. 28, based on the incident details in its article.