Photos
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Marquam Bridge From the west bank of the Willamette River Photo taken by Michael Goff on October 20, 2008 |
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Marquam Bridge From the Hawthorne Bridge Photo taken by Michael Goff on October 20, 2008 |
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Marquam Bridge Photo taken by Michael Goff on July 6, 2008 |
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Marquam Bridge from Portland Aerial Tram Photo taken by Michael Goff on April 24, 2009 |
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Marquam Bridge and Interchange from Portland Aerial Tram Photo taken by Michael Goff on April 24, 2009 |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
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Photo taken by Historic American Engineering Record |
Facts
- Overview
- Deck truss bridge over Willamette River on I-5 in Portland
- Location
- Portland, Multnomah County, Oregon
- Status
- Open to traffic
- History
- Built 1966, Seismic Retrofit 1996
- Builders
- - American Bridge Co. of New York (Steel Erectors)
- Kiewit Pacific Co.
- Oregon State Highway Department (Engineers)
- Peter Kiewit & Sons (Contractor)
- Design
- Deck truss
- Dimensions
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Length of largest span: 440.0 ft.
Total length: 1,044.0 ft.
Deck width: 57.0 ft.
Vertical clearance above deck: 15.33 ft.
- Inventory number
- BH 29880 (Bridgehunter.com ID)
Update Log
- May 11, 2009: New photos from Michael Goff
- April 20, 2009: Posted HAER photos
- October 28, 2008: New photos from Michael Goff
- July 8, 2008: Updated by Michael Goff
- July 7, 2008: New photo from Michael Goff
Sources
- Michael Goff - michael [dot] goff [at] odot [dot] state [dot] or [dot] us
- HAER OR-106 - Marquam Bridge, Spanning Willamette River at Interstate Highway 5, Portland, Multnomah County, OR