October 15, 2021
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Caring for the Caldecott Tunnel that provides a critical link for State Route 24 between Oakland and Orinda in Alameda and Contra Costa counties requires nearly round-the-clock work.

In the video below, the California Department of Transportation provides a behind-the-scenes look at the maintenance operations occurring at night in the tunnel – including cleaning and inspection tasks.

editor@aashto.org

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