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.
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African-American Transportation History: Caroline LeCount, Civil Rights Pioneer
LeCount quickly filed a complaint in court. She had to provide documentation to a skeptical magistrate that such a state law did indeed exist, but ultimately justice prevailed. The offending conductor was arrested, and all 18 of Philadelphia’s streetcar companies were put on notice that discrimination would no longer be tolerated.
https://transportationhistory.org/2020/02/14/african-american-transportation-history-caroline-lecount-civil-rights-pioneer/