Historic Columbia River Highway, Sandy River Bridge at Troutdale, Historic Columbia River Highway spanning Sandy River, Troutdale, Multnomah County, OR
Summary
Significance: First modern bridge constructed on what became the Historic Columbia River Highway. Designed by the premier bridge engineering firm of Waddell and Harrington, which also created the 1912 Steel Bridge, a through double-deck vertical lift truss of telescoping design, and the 1910 Hawthorne Bridge, a through vertical lift truss, both over the Willamette River in Portland.
Survey number: HAER OR-36-A
Building/structure dates: 1912 Initial Construction
Building/structure dates: 1938 Subsequent Work
Building/structure dates: after. 1950- before. 1959 Subsequent Work
National Register of Historic Places NRIS Number: 83004168
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Waddell & Harrington
Oregon Bridge & Construction Company
Oregon Department of Transportation
McCullough, Conde B
Collier, E A
Pfueller, Lisa M, transmitter
Hadlow, Robert W, historian
Grogan, Brian, photographer
Location
multnomah county, 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