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The bridge was designed by George
Stevens of the Washington State Highways, and the main span was built by the Midland Structural Steel Company. Work began in August 1946. Floods in 1948 undermined the south main pier of the steel structure, causing the design to be changed from a section of earth
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The
Northport Bridge's total length is 1,542 feet (470 m). The main span consists of a central span of 224 feet (68 m) between 140-foot (43 m) cantilever spans, for a total span of 504 feet (154 m). The steel anchor spans are 168 feet (51 m) long, with additional concrete
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fill to five additional T-beam concrete approach spans. Underwater blasting was required to remove the south pier for the altered work, resulting in a 673-foot (205 m) series of concrete approach spans on the south.
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316:"National Register of Historic Places Registration Form: Columbia River Bridge at Northport"
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Krier, Robert H. Jr.; Barber, J. Byron; Bruce, Robin; Holstine, Craig (November 27, 1991).
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approach spans. The bridge opened to traffic on June 13, 1951, at a cost of $ 1,751,587.
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244:. It is one of a series of similar bridges built at about the same time, including the
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University and college buildings listed on the
National Register of Historic Places
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Road bridges on the
National Register of Historic Places in Washington (state)
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bridge replaced an 1897 timber bridge, and was opened in 1951. It carries
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Transportation buildings and structures in
Stevens County, Washington
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List of jails and prisons on the
National Register of Historic Places
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National
Register of Historic Places in Stevens County, Washington
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History of the
National Register of Historic Places
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428:List of U.S. National Historic Landmarks by state
820:National Register of Historic Places portal
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236:, close to the border with Canada. The steel
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933:1951 establishments in Washington (state)
368:U.S. National Register of Historic Places
35:U.S. National Register of Historic Places
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943:Cantilever bridges in the United States
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263:The Northport Bridge was placed on the
288:"National Register Information System"
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293:National Register of Historic Places
265:National Register of Historic Places
938:Steel bridges in the United States
783:National Historic Preservation Act
27:Columbia River Bridge at Northport
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913:Bridges over the Columbia River
196:Bridges of Washington State MPS
736:Federated States of Micronesia
382:Architectural style categories
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76:Show map of Washington (state)
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101:Show map of the United States
16:United States historic place
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788:Historic Preservation Fund
767:American Legation, Morocco
923:Bridges completed in 1951
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729:Lists by associated state
242:Washington State Route 25
202:NRHP reference
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710:Northern Mariana Islands
238:cantilever through-truss
182:Architectural style
321:. National Park Service
705:Minor Outlying Islands
688:Lists by insular areas
402:Keeper of the Register
142:48.92250°N 117.77556°W
407:National Park Service
387:Contributing property
298:National Park Service
234:Northport, Washington
115:Northport, Washington
884:Kettle Falls Bridges
762:District of Columbia
250:Kettle Falls Bridges
147:48.92250; -117.77556
300:. November 2, 2013.
246:Grand Coulee Bridge
185:Steel Through truss
177:State Dept. of Hwys
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161:less than one acre
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599:North Dakota
323:. Retrieved
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218:May 24, 1995
111:Nearest city
755:Other areas
715:Puerto Rico
549:Mississippi
464:Connecticut
325:9 September
145: /
133:117°46′32″W
121:Coordinates
902:Categories
880:Downstream
664:Washington
584:New Mexico
579:New Jersey
454:California
271:References
228:spans the
130:48°55′21″N
847:Crossings
674:Wisconsin
639:Tennessee
544:Minnesota
519:Louisiana
169:1946–1949
864:Upstream
830:Category
659:Virginia
609:Oklahoma
589:New York
564:Nebraska
554:Missouri
539:Michigan
529:Maryland
514:Kentucky
494:Illinois
469:Delaware
459:Colorado
449:Arkansas
248:and the
209:95000624
174:Built by
849:of the
776:Related
679:Wyoming
654:Vermont
559:Montana
499:Indiana
479:Georgia
474:Florida
444:Arizona
434:Alabama
614:Oregon
569:Nevada
509:Kansas
484:Hawaii
439:Alaska
375:Topics
746:Palau
644:Texas
524:Maine
489:Idaho
319:(PDF)
232:near
166:Built
700:Guam
649:Utah
604:Ohio
504:Iowa
327:2011
224:The
158:Area
204:No.
191:MPS
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360:e
353:t
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329:.
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