Caldecott Tunnel
From Underfoot
Q5018994
The Caldecott Tunnel is a four-bore highway tunnel through the Berkeley Hills between Oakland and Orinda, California. Its four bores carry California State Route 24. Named after Thomas E. Caldecott, former mayor of Berkeley, it opened in 1937 as a two-bore tunnel. The third bore opened in 1964 and the fourth bore in 2013. Currently, the two oldest bores carry eastbound traffic and the two newest bores carry westbound traffic.
Wikimedia, Wikidata

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Location: 37.8548, -122.2166, KML, Cluster Map, Maps,
21 places
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Baker–Barry Tunnel ⓘ
road tunnel -
Berkeley Hills Tunnel ⓘ
rapid transit tunnel in California, US -

Broadway Tunnel ⓘ
road tunnel in San Francisco, California, United States -

Caldecott Tunnel ⓘ
road tunnel through the Berkeley Hills between Oakland and Orinda, California, USA -

Claremont Tunnel ⓘ
utility tunnel in Alameda County, California -

Fillmore Street Tunnel ⓘ
proposed San Francisco streetcar tunnel -
Fort Mason Tunnel ⓘ
former rail tunnel in San Francisco -

Franklin Tunnel ⓘ
rail underpass in Contra Costa County, California -

MacArthur Tunnel ⓘ
road tunnel in San Francisco -

Market Street Subway ⓘ
subway tunnel in San Francisco, California, United States -

Mile Rock Tunnel ⓘ
Utility tunnel in San Francisco -

Northbrae Tunnel ⓘ
road tunnel in Berkeley, California, US -

Posey and Webster Street tubes ⓘ
underwater tunnels in California -

Posey Tube ⓘ
Tunnel in Alameda County, California -

Stockton Street Tunnel ⓘ
three-block tunnel in San Francisco, between Chinatown and Union Square -

Sunset Tunnel ⓘ
Streetcar tunnel in San Francisco, California, United States -

Transbay Tube ⓘ
underwater rail tunnel under San Francisco Bay -

Twin Peaks Tunnel ⓘ
tunnel in San Francisco, California -

Webster Street Tube ⓘ
Tunnel in Alameda County, California -

Yerba Buena Tunnel ⓘ
Highway tunnel on Yerba Buena Island in California, United States -

Central Subway ⓘ
light rail tunnel in San Francisco, California, US
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | Baker–Barry Tunnel | road tunnel | Wikidata | |
| site | tunnel | Berkeley Hills Tunnel | subway tunnel, Bay Area Rapid Transit | Wikidata | |
| site | tunnel | Broadway Tunnel | road tunnel | Wikidata | |
| site | tunnel | Caldecott Tunnel | road tunnel, California Department of Transportation | Wikidata | |
| site | tunnel | Claremont Tunnel | water tunnel | Wikidata | |
| site | tunnel | Fillmore Street Tunnel | proposed building or structure, tunnel | Wikidata | |
| site | tunnel | Fort Mason Tunnel | tunnel | Wikidata | |
| site | tunnel | Franklin Tunnel | railway tunnel | Wikidata | |
| site | tunnel | MacArthur Tunnel | road tunnel | Wikidata | |
| site | tunnel | Market Street Subway | subway tunnel | Wikidata | |
| site | tunnel | Mile Rock Tunnel | utility tunnel | Wikidata | |
| site | tunnel | Northbrae Tunnel | tunnel | Wikidata | |
| site | tunnel | Posey and Webster Street tubes | road tunnel, California Department of Transportation | Wikidata | |
| site | tunnel | Posey Tube | road tunnel | Wikidata | |
| site | tunnel | Stockton Street Tunnel | road tunnel | Wikidata | |
| site | tunnel | Sunset Tunnel | subway tunnel, San Francisco Municipal Railway | Wikidata | |
| site | tunnel | Transbay Tube | subway tunnel, Bay Area Rapid Transit | Wikidata | |
| site | tunnel | Twin Peaks Tunnel | San Francisco Municipal Railway, railway tunnel | Wikidata | |
| site | tunnel | Webster Street Tube | road tunnel | Wikidata | |
| site | tunnel | Yerba Buena Tunnel | road tunnel | Wikidata | |
| site | tunnel | 2022 | Central Subway | subway tunnel, San Francisco Municipal Railway | Wikidata |
| commons | image | "Map of Contra Costa and Vicinity" Oakland Tribune, November 4, 1903 | Commons | ||
| commons | image | "Scene at Dedication of New Tunnel" Oakland Tribune, November 4, 1903 | Commons | ||
| commons | image | Architect and engineer (1934) (14762219474) | Commons | ||
| commons | image | Traffic patterns in 1937 | Commons | ||
| commons | image | Caldecott Tunnel | Commons | ||
| commons | image | Caldecott Tunnel 2678 02 | Commons | ||
| commons | image | Caldecott Tunnel 2683 07 | Commons | ||
| commons | image | Caldecott Tunnel 2681 05 | Commons | ||
| commons | image | Caldecott Tunnel 2680 04 | Commons | ||
| commons | image | Caldecott Tunnel 2677 01 | Commons | ||




