Marin County — The Marin-Sonoma Narrows B7 construction project … The California Highway Patrol (CHP) will be on-site during the closures.
Marin-Sonoma Narrows B-7 Project to Hit Next Milestone as Traffic Shift on Northbound … – Caltrans
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Marin County — The Marin-Sonoma Narrows B7 construction project … The California Highway Patrol (CHP) will be on-site during the closures.
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