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Semi truck swerving on Highway 4 near Marsh Creek

Heard on: California Highway Patrol - Contra Costa and Dublin Areas
00:12
00:00
Yes, fire test for twenty-three 103 eastbound Highway 4 west of Marsh Creek Road came out at (number withheld) .
audio iconTraffic
CA-4, Brentwood, CA
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Recent Traffic Incidents in Brentwood, CA

AI Summary

Traffic reported near CA-4, Brentwood, CA on Feb 20, 2026, 8:15 PM. As discussed during the dispatch call, emergency units received reports of a semi‑truck with a silver trailer swerving eastbound on Highway 4 near Marsh Creek Road. AI-generated summary from public dispatch audio. Not an official report.

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