Lewis Road over Chesnimnus Creek
Wallowa County, Oregon · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lewis Road over Chesnimnus Creek in Wallowa County, Oregon, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1975, making it 50 years old at the 2025 inventory.
- It carries about 39 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.
View this bridge on a map → (45.7031, -117.1014)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 2 | Critical condition |
Bridge details
| Structure | Steel girder and floorbeam |
| Length | about 33 ft |
| Location | 10.2 Mi N of Crow CR Road |
| NBI structure number | 063C76C68501015 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Wallowa County
| 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 |
All bridges nearby: Wallowa County, OR bridge conditions · every bridge in Wallowa County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.