Bridge at Mouth of Rogue River, Spanning Rogue River on Oregon Coast Highway, Gold Beach, Curry County, OR

Significance: The bridge is the first reinforced-concrete arch span built in the U.S. using the Freyssinet method of arch decentering. In this technique, arch ribs are pre-stressed by hydraulic jacks placed at their crowns to compensate the deformation due to shrinkage of concrete, differential temperature changes, movement of supports, and elastic and plastic shortening. The result is that , in theory, supports, and elastic and plastic shortening...

Unprocessed Field note material exists for this structure: FN-22

Survey number: HAER OR-38

Building/structure dates: 2003 Subsequent Work

vehicular bridges concrete arch bridges gold beach bridge mouth rogue rogue river oregon coast highway oregon coast highway gold beach curry curry county bennett historic american engineering record leslie schwab kelly e young photo ultra high resolution high resolution library of congress

1969 - 1980

Library of Congress

http://www.loc.gov/

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