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John Day River Bridge

Photo taken by Michael Goff on April 7, 2010

Overview: Steel through arch bridge over John Day River on OR 218
Location: Clarno, Wasco County, Oregon, and Wheeler County, Oregon
Status: Open to traffic
History: Built 1975
Builder: - Walter J. Hart (Bridge Engineer)
Design: The John Day River Bridge is one of seven steel tied arch bridges in the State of Oregon. The main span is a 270-foot weathering steel tied arch, with four concrete slab approach spans summing 200 feet.
The climate at the bridge is so mild on steel that the weathering steel still has clean steel exposed after over 30 years of exposure to the elements.
Dimensions: Length of largest span: 270.0 ft.
Total length: 471.2 ft.
Deck width: 32.2 ft.
Also called: John Day River Bridge
Approximate latitude, longitude: +44.91563, -120.47007 (decimal degrees)
44°54'56" N, 120°28'12" W (degrees°minutes'seconds")
Approximate UTM coordinates: 10/699689/4976692 (zone/easting/northing)
USGS topographic map: Clarno
Inventory numbers: OR 09691 (Oregon Dept. of Transportation structure number)
BH 30176 (Bridgehunter.com ID)
Inspection (as of 01/2012): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 90.0 (out of 100)
Average daily traffic (as of 2010): 100