Upper Imnaha Road over Imnaha River
Fair Condition20 years old70 vehicles/day
Location
| State | Oregon |
| County | Wallowa |
| Location | 19.3 Mi S Of HWY 350 |
| Carries | Upper Imnaha Road |
| Crosses | Imnaha River |
| Coordinates | 45.31660, -116.80496 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 134.8 ft (41.1 m) |
| Max Span | 132.9 ft (40.5 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 394.6 sq m |
| Main Spans | 1 |
| Year Built | 2006 |
Traffic
| Avg Daily Traffic | 70 (2020) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 20448 727 01927 |