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Sheep Creek Road over Big Sheep Creek

Wallowa County, Oregon · rated Poor in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Sheep Creek Road over Big Sheep Creek in Wallowa County, Oregon, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1950, making it 75 years old at the 2025 inventory.
It carries about 7 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 10 of the 113 inventoried bridges in Wallowa County rated poor (8.8%); 10 (8.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 36 ft
Location	7.5 Mi E of Hwy 350
NBI structure number	63C129805 00295
Condition class	Poor

Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.

Bridge	Built	Vehicles/day	Condition
Or 82 (hwy 010) over Prairie Creek	1999	7,061	Good
Or 82 (hwy 010) over Wallowa River (railroad)	1966	5,160	Good
Or 82 (hwy 010) over Trout Creek	1988	5,160	Good
Or 82 (hwy 010) over Prairie Creek	1985	3,969	Good
Or 82 (hwy 010) over Prairie Creek	1980	3,924	Good
Or 82 (hwy 010) over Lostine River	1953	2,619	Fair