List of tunnels documented by the Historic American Engineering Record in California

This is a list of tunnels documented by the Historic American Engineering Record in the US state of California.[1]

Tunnels
Survey No. Name (as assigned by HAER) Status Built Documented Carries Crosses Location County Coordinates
CA-30
CA-199		 Central Pacific Railroad, Clipper Gap Tunnel
Central Pacific Transcontinental Railroad, Tunnel 'O'		 Abandoned 1873 1984
1997		 Union Pacific Railroad Clipper Gap Placer 38°58′47″N 120°59′56″W
CA-86 Big Oak Flat Road Tunnel No. 1 Extant 1937 1991 New Big Oak Flat Road Mountain spur Yosemite Village Mariposa 37°43′31″N 119°42′15″W
CA-87 Big Oak Flat Road Tunnel No. 2 Extant 1937 1991 New Big Oak Flat Road Mountain spur Yosemite Village Mariposa 37°43′24″N 119°41′54″W
CA-88 Big Oak Flat Road Tunnel No. 3 Extant 1938 1991 New Big Oak Flat Road Mountain spur Yosemite Village Mariposa 37°43′03″N 119°43′23″W
CA-105 Wawona Tunnel[lower-alpha 1] Extant 1932 1991 SR 41 (Wawona Road) Turtleback Dome Yosemite Village Mariposa 37°42′57″N 119°41′09″W
CA-130-E Santa Ana River Hydroelectric System, Flume and Tunnel below Fish Screen 1898 1991 Redlands San Bernardino
CA-130-G Santa Ana River Hydroelectric System, Flumes and Tunnels below Sandbox 1898 1991 Redlands San Bernardino
CA-130-R Santa Ana River Hydroelectric System, Abandoned Tunnel Abandoned 1898 1991 Santa Ana Canal Redlands San Bernardino
CA-139 Forts Baker–Barry Tunnel Extant 1918 1993 Bunker Road Lime Point Ridge Sausalito Marin 37°50′27″N 122°29′26″W
CA-153-A Salinas River Project, Cuesta Tunnel Extant 1942 1994 Aqueduct Santa Lucia Range San Luis Obispo San Luis Obispo 35°21′23″N 120°38′22″W
CA-162 Mile Rock Tunnel Extant 1915 1994 Storm drain 48th Avenue San Francisco San Francisco 37°46′24″N 122°30′32″W
CA-197 Central Pacific Transcontinental Railroad, Tunnel No. 18 Extant 1909 1997 Union Pacific Railroad Newcastle Placer 38°52′33″N 121°07′42″W
CA-198 Central Pacific Transcontinental Railroad, Tunnel No. 23 Extant 1909 1997 Union Pacific Railroad Applegate Placer 38°58′46″N 120°59′57″W
CA-200 Central Pacific Transcontinental Railroad, Tunnel No. 24 Extant 1910 1997 Union Pacific Railroad Applegate Placer 38°58′57″N 120°59′53″W
CA-201 Central Pacific Transcontinental Railroad, Tunnel No. 25 Extant 1910 1997 Union Pacific Railroad Applegate Placer 38°59′05″N 120°59′47″W
CA-202 Central Pacific Transcontinental Railroad, Tunnel No. 26 Extant 1909 1997 Union Pacific Railroad Applegate Placer 38°59′13″N 120°59′38″W
CA-203 Central Pacific Transcontinental Railroad, Tunnel No. 27 Extant 1910 1997 Union Pacific Railroad Applegate Placer 38°59′32″N 120°59′17″W
CA-204 Central Pacific Transcontinental Railroad, Tunnel No. 28 Extant 1910 1997 Union Pacific Railroad Hotchkiss Hill Applegate Placer 39°00′16″N 120°58′48″W
CA-205 Central Pacific Transcontinental Railroad, Tunnel No. 29 Extant 1909 1997 Union Pacific Railroad Applegate Placer 39°01′15″N 120°58′22″W
CA-206 Central Pacific Transcontinental Railroad, Tunnel No. 34 Extant 1913 1997 Union Pacific Railroad Cape Horn Colfax Placer 39°06′45″N 120°55′48″W
CA-207 Central Pacific Transcontinental Railroad, Tunnel No. 1 Extant 1868 1997 Union Pacific Railroad Blue Canyon Placer 39°14′42″N 120°43′23″W
CA-208 Central Pacific Transcontinental Railroad, Tunnel No. 35 Extant 1924 1997 Union Pacific Railroad Yuba Pass Nevada 39°19′24″N 120°35′34″W
CA-209 Central Pacific Transcontinental Railroad, Tunnel No. 36 Extant 1924 1997 Union Pacific Railroad Yuba Pass Nevada 39°19′35″N 120°35′19″W
CA-210 Central Pacific Transcontinental Railroad, Tunnel No. 37 Extant 1925 1997 Union Pacific Railroad Yuba Pass Nevada 39°19′26″N 120°34′27″W
CA-211 Central Pacific Transcontinental Railroad, Tunnel No. 38 Extant 1924 1997 Union Pacific Railroad Cisco Placer 39°18′01″N 120°32′27″W
CA-212 Central Pacific Transcontinental Railroad, Tunnel No. 3 Extant 1868 1997 Union Pacific Railroad Cisco Placer 39°18′04″N 120°32′22″W
CA-213 Central Pacific Transcontinental Railroad, Tunnel No. 39 Extant 1924 1997 Union Pacific Railroad Cisco Placer 39°18′00″N 120°32′05″W
CA-214 Central Pacific Transcontinental Railroad, Tunnel No. 4 Extant 1868 1997 Union Pacific Railroad Cisco Placer 39°18′01″N 120°32′04″W
CA-215 Central Pacific Transcontinental Railroad, Tunnel No. 41 Extant 1925 1997 Union Pacific Railroad Mount Judah Donner Placer 39°18′18″N 120°19′03″W
CA-218 Southern Pacific Railroad Natron Cutoff, Tunnel No. 17 Extant 1909 1997 Southern Pacific Railroad, Cascade Subdivision Dorris Hill Dorris Siskiyou 41°58′18″N 121°54′42″W
CA-219 Southern Pacific Railroad Natron Cutoff, Tunnel No. 18 Extant 1909 1997 Southern Pacific Railroad, Cascade Subdivision Dorris Hill Dorris Siskiyou 41°59′46″N 121°54′42″W
CA-265-G Figueroa Street Tunnels Extant 1931 1999 SR 110 (Arroyo Seco Parkway) northbound Elysian Park Los Angeles Los Angeles 34°04′23″N 118°14′02″W
CA-298-AG Los Angeles Aqueduct, Tunnel Interior Extant 1913 2001 Los Angeles Aqueduct Los Angeles Los Angeles
CA-315-T Douglas Aircraft Company Long Beach Plant, Pedestrian Tunnels Abandoned 1941 2002 Pedestrian ways SR 19 (Lakewood Boulevard) Long Beach Los Angeles 33°49′38″N 118°08′31″W
CA-2259-D Burlington Northern Santa Fe Railroad, Cajon Subdivision, Tunnel No. 1 Daylighted 1913 2007 BNSF Railway, Cajon Subdivision Cajon Pass Devore San Bernardino 34°20′01″N 117°28′05″W
CA-2259-E Burlington Northern Santa Fe Railroad, Cajon Subdivision, Tunnel No. 2 Daylighted 1923 2007 BNSF Railway, Cajon Subdivision Cajon Pass Devore San Bernardino 34°19′56″N 117°28′24″W

See also

Notes
  1. See also HAER No. CA-117, "Yosemite National Park Roads and Bridges" for additional documentation

References
  1. Library of Congress. "Prints and Photographs Online Catalog: Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscapes Survey". Retrieved January 11, 2023.
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