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This page was last edited on 19 November 2017, at 22:17 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
Fort Mason Tunnel, former rail tunnel beneath Fort Mason, San Francisco; Point Richmond Tunnel, carrying BNSF freight parallel to the road tunnel in Point Richmond; Summit Tunnel (Tunnel No. 6), abandoned rail tunnel, Central Pacific Railroad, one of a number through the Donner Pass area of the Sierra Nevada [4]
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Tunnels in the San Francisco Bay Area (1 C, 16 P) R. Railroad tunnels in California ... Text is available under the Creative Commons Attribution-ShareAlike 4.0 ...
"San Francisco Tunnels: Past, Present and Future" (PDF). Tunnel Business Magazine. Peninsula, Ohio: Benjamin Media. pp. 14–17. ISSN 1553-2917; Nolte, Carl (2 November 2014). "Underground and underappreciated, tunnels' time has come". San Francisco Chronicle
The tunnel was built to decrease the grade through the hill. Before the tunnel was built, the maximum grade along the route of Stockton Street north from its intersection with Sutter was 18% and the maximum grade south from the intersection with Sacramento was 12%. The tunnel was built with a maximum grade of 4.29% between Sacramento and Sutter ...
Fort Mason Tunnel is an abandoned single-track railway tunnel in San Francisco which runs under a small hill upon which sits a portion of the old Fort Mason. The tunnel was constructed in 1913 and opened to rail traffic in 1914. [1] The east portal is near the north end of Van Ness Avenue; the west portal feeds onto Marina Boulevard at Laguna ...