Conde B. McCullough Memorial Bridge

Coos County, Oregon

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McCullough Bridge

Photo taken by Michael Goff on March 20, 2008

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McCullough Bridge

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McCullough Bridge

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Conde B. McCullough Memorial Bridge - Information Plaque

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Conde B. McCullough Memorial Bridge - Dedication Plaque

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Perspective View From North

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Oblique View From Northwest

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Long View From Northwest

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Elevation From West

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View Of Cantilever Spans From South Portal

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Interior View Of South Portal, Looking South

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Steelwork, Looking North From South Tower

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View South From Similar Position As In Or-46-7

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View Of Main Cantilever Span From South

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Perspective View From Southwest

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Perspective View From Southwest

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Cantilever Span From Southeast

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South Approach Span, Looking Southeast

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View Of South Approach Span From South Abutment, Looking North

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Detail, Art Deco Motifs On Stairway At South Abutment

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Photo Copy Of Photograph (Location Of Original Print Unknown) C.1936, Photographer Unknown Historic View Of North Approach To Bridge

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Photo Copy Of Photograph (Location Of Original Print Unknown) C.1936, Photographer Unknown Historic View Of Bridge

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Oblique View From Northwest

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Facts 

Overview
Truss bridge over Coos Bay on US 101 in North Bend
Location
North Bend, Coos County, Oregon
Status
Open to traffic
History
Built 1936
Builders
- American Bridge Co. of New York
- Conde B. McCullough
- Dexter Smith
- Northwest Roads
- Raymond Archibald
- Virginia Bridge & Iron Co.
Design
Main spans: Cantilevered through trus
Approaches: Thirteen open-spandrel concrete arches
Dimensions
Length of largest span: 793.0 ft.
Total length: 5,323.0 ft.
Deck width: 27.0 ft.
Vertical clearance above deck: 16.9 ft.
Recognition
Posted to the National Register of Historic Places on August 5, 2005
Also called
Coos Bay Bridge
Inventory numbers
NRHP 05000817 (National Register of Historic Places reference number)
BH 29925 (Bridgehunter.com ID)
Inspection (as of 05/2007)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 45.5 (out of 100)
Average daily traffic (as of 2006)
15,000

Update Log 

  • April 19, 2009: Posted HAER photos
  • July 30, 2008: New photos from Michael Goff
  • July 14, 2008: Updated by Michael Goff
  • June 12, 2008: Updated by Michael Goff

Sources 

Comments 

Conde B. McCullough Memorial Bridge
Posted April 23, 2009, by Anthony Dillon (spansaver [at] hotmail [dot] com)

A thing of beauty....Indeed!

Conde B. McCullough Memorial Bridge
Posted April 23, 2009, by Randy Libner (rlibner [at] hotmail [dot] com)

Who could get ever get tired of looking at this bridge?

Uploaded file: JPEG image data, JFIF standard 1.01, 334100 bytes

Conde B. McCullough Memorial Bridge
Posted July 24, 2008, by Michael Goff

The Conde B. McCullough Bridge is named in honor of the lead engineer. There are a couple of reasons for this...

1.The McCullough Legacy:

C.B. McCullough was the state bridge engineer for Oregon from 1919 to 1935. Under his watch many of the key spans on Oregon early highways were designed and constructed. His philosophy to bridge design was to make the structure fit the site in which it was being built, have the bridge be cost effective, and finally he emphasized building structures that were pleasing to the eye.

McCullough assisted in pioneering different design and construction methods in concrete arch construction, along with building a solid reputation for the Oregon Highway Department. The legacy he left still lives in the design and maintenance of Oregon Bridges (with the notable acceptation of the interstate system). Oregon is one of the leaders in historic bridge preservation along with creating innovative and eye pleasing structures to replace aging structures.

2.Final Bridge:

The Coos Bay crossing was the last and largest bridge McCullough designed while the state bridge engineer. The bridge also completed the Oregon portion of the Pacific Coast Highway. He accepted a post in Central America designing bridges on the Pan-American Highway in 1935 and had to leave the Oregon Highway Department.

There is a great book written by Robert Hadlow called

"Elegant Arches, Soaring Spans"

It is a biography about Conde McCullough, and the bridges he worked on.

Conde B. McCullough Memorial Bridge
Posted July 14, 2008, by Todd (hippiewalk [at] yahoo [dot] com)

I am impressed with how well Oregon takes care of their historic bridges. Many are shown in this website as being primarily in awsome shape. My homestate chooses the cutting torch then pouring concrete later instead of saving historic bridges. What a shame.

Conde B. McCullough Memorial Bridge
Posted July 14, 2008, by J.R. Manning (thekitchenguy [at] sbcglobal [dot] net)

What a beautiful structure - I love the Art Deco details included. How did the lead designer and the bridge happen to have the same name?