Caltrans worker killed on Highway 4 in Contra Costa County

39-year-old Mahdi Khorram mourned

Sacramento – Caltrans is mourning the death of Mahdi Khorram, a department employee who was killed while working on Highway 4 in Contra Costa County.

At approximately 1:30 a.m. on Sept. 18, 2025, Mahdi, 39, died after being struck by an asphalt truck in a construction zone.

“Mahdi was more than a colleague — he was a valued member of our Caltrans family. His tragic death is a devastating loss to his family, friends and for all his colleagues. I extend my heartfelt prayers and deepest sympathy to his loved ones and all who knew and worked with him”…

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