General Information
Project Type
| Structure: |
Three-span suspension bridge |
|---|---|
| Function / usage: |
Road bridge |
| Material: |
Steel bridge |
| Support conditions: |
for registered users |
| Plan view: |
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| Material: |
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| Secondary structure(s): |
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Awards and Distinctions
| 2007 |
award winner
for registered users |
|---|
Location
| Location: |
Portland, Multnomah County, Oregon, USA |
|---|---|
| Address: | U.S. Route 30 Bypass |
| Carries: |
|
| Crosses: |
|
| Coordinates: | 45° 35' 7.16" N 122° 45' 52.24" W |
Technical Information
Dimensions
| total length | 1097.28 m | |
| number of lanes | 4 | |
| approach viaduct | ||
|---|---|---|
| main span | 55.02 m | |
| total length | 391.67 m | |
| main bridge | ||
| main span | 367.9 m | |
| total length | 630.02 m | |
| vertical navigation clearance | 62 m | |
| pylons | pylon height | 121.9 m |
| number | 2 | |
Materials
| cables |
steel
|
|---|---|
| deck |
steel
|
| pylons |
steel
|
Participants
Initial construction
Current owner
Design
-
Robinson & Steinman
- Holton Duncan Robinson (designer)
- David B. Steinman (designer)
Contractor
- Gilpin Construction Company (piers)
- La Pointe Construction Company (approach viaduct)
- U.S. Steel Products Company (main bridge)
Concrete construction
Cable steel supplier
Rehabilitation
Owner
Design
General contractor
Steel detailing
Steel fabrication
Relevant Web Sites
Relevant Publications
- (2003): Bridging the World. Bridge Ink, Wilsonville (USA).
- (1994): Brücken / Bridges. Ästhetik und Gestaltung / Aesthetics and Design. 4th edition, Deutsche Verlags-Anstalt, Stuttgart (Germany), pp. 279-281.
- (1984): Great American Bridges and Dams. A National Trust Guide. John Wiley & Sons, New York (USA), pp. 305-306.
- (1989): Historic Highway Bridges of Oregon. 2nd edition, Oregon Historical Society, Portland (USA), pp. 113.
- About this
data sheet - Structure-ID
20000510 - Published on:
16/11/1999 - Last updated on:
11/11/2023
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