This is a list of tunnels documented by the Historic American Engineering Record in the US state of Washington. [1]
Survey No. | Name (as assigned by HAER) | Built | Documented | Carries | Crosses | Location | County | Coordinates |
---|---|---|---|---|---|---|---|---|
WA-70 | Box Canyon Tunnel | 1952 | 1992 | Stevens Canyon Highway | Stevens Ridge | Packwood | Lewis | 46°45′55″N121°38′12″W / 46.76528°N 121.63667°W |
WA-74 | Stevens Canyon Tunnel | 1936 | 1992 | Stevens Canyon Highway | Mountain spur | Longmire | Pierce | 46°45′48″N121°39′49″W / 46.76333°N 121.66361°W |
WA-75 | East Side Highway Tunnel | 1939 | 1992 | SR 123 (East Side Highway) | Mountain spur | Packwood | Lewis | 46°50′46″N121°31′40″W / 46.84611°N 121.52778°W |
WA-109 | Mount Baker Ridge Tunnel | 1940 | 1993 | I-90 | Mount Baker Ridge | Seattle | King | 47°35′25″N122°17′55″W / 47.59028°N 122.29861°W |
WA-184 | Alaskan Way Viaduct and Battery Street Tunnel | 1966 | 2008 | SR 99 | Battery Street | Seattle | King | 47°36′50″N122°20′52″W / 47.61389°N 122.34778°W |
Heritage Documentation Programs (HDP) is a division of the U.S. National Park Service (NPS) responsible for administering the Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER), and Historic American Landscapes Survey (HALS). These programs were established to document historic places in the United States. Records consist of measured drawings, archival photographs, and written reports, and are archived in the Prints and Photographs Division of the Library of Congress.
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