Auburn Ave over Powder River
Baker County, Oregon · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Auburn Ave over Powder River in Baker County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1958, making it 67 years old at the 2025 inventory.
- It carries about 2,221 vehicles a day (traffic count year 2020).
- Its listed owner is a city or municipal highway agency.
- It is one of 124 of the 188 inventoried bridges in Baker County rated fair (66.0%); 9 (4.8%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (44.77452, -117.82767)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 53 ft |
| Location | City of Baker |
| NBI structure number | 04T02 000 00112 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Baker County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-84 (hwy 006) over Burnt River(dixie CR) | 1971 | 11,968 | Fair |
| I-84 (hwy 006) over Burnt River (RR Tunnel) | 1971 | 11,958 | Good |
| I-84 (hwy 006) over Burnt River(chimney CR) | 1971 | 11,958 | Fair |
| I-84 (hwy 006) over Burnt River(jordan CR) | 1971 | 11,958 | Fair |
| I-84 (hwy 006) over Lookout Mt I/c | 1971 | 11,958 | Good |
| I-84 (hwy 006) over Burnt River(jett CR) | 1971 | 11,932 | Fair |
All bridges nearby: Baker County, OR bridge conditions · every bridge in Baker County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.