Historic Bridges of the U.S. | Harrisburg Bridge

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Harrisburg Bridge

March 2, 2008

Photo taken by Michael Goff in March 2008

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End View

from the Harrisburg (east) side of the Willamette

Photo taken by Michael Goff on March 2, 2008

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From the Southeast

Photo taken by Michael Goff on March 2, 2008

Vicinity map

Map links:

Overview: Through truss bridge over Willamette River on OR 99E in Harrisburg
Location: Harrisburg, Linn County, Oregon
Status: Open to traffic
History: Built 1925; rehabilitated 1976
Design: Through truss
Dimensions: Length of largest span: 182.4 ft.
Total length: 2,202.2 ft.
Deck width: 23.6 ft.
Vertical clearance above deck: 14.9 ft.
Recognition: Eligible for the National Register of Historic Places
Also called: John B. Yeon Bridge
Willamette River Bridge
Approximate latitude, longitude: +44.26694, -123.17500 (decimal degrees)
44°16'01" N, 123°10'30" W (degrees°minutes'seconds")
Approximate UTM coordinates: 10/486032/4901537 (zone/easting/northing)
USGS topographic map: Harrisburg
Inventory number: BH 30088 (Bridgehunter.com ID)
Inspection (as of 12/2005): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 47.1 (out of 100)
Average daily traffic (as of 2004): 8,800