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Historic Columbia River Highway, Mosier Twin Tunnels, East of Mosier, Troutdale, Multnomah County, OR
Summary
Significance: The only set of highway tunnels with adits or windows in Oregon. One of the few examples of this type of tunnel in the United States.
Survey number: HAER OR-36-T
Building/structure dates: 1920 Initial Construction
Building/structure dates: 1921 Subsequent Work
Building/structure dates: 1938 Subsequent Work
Building/structure dates: 1953 Subsequent Work
National Register of Historic Places NRIS Number: 83004168
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Kern, A D
Oregon Department of Transportation
Elliott, John Arthur
Klein, Roy A
Camillo, C
Pfueller, Lisa M, transmitter
Oregon Department of Transportation, sponsor
Keiffer, Roger, photographer
Norman, James, photographer
Lowe, Jet, photographer
Hadlow, Robert W, historian
Location
Mosier (Or.), 45.53929, -122.38731
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html
