HWY 31 over Bowers Slough
Fair Condition62 years old15,140 vehicles/day
Location
| State | Oregon |
| County | Benton |
| Location | 062 Mi E Corvallis |
| Carries | HWY 31 |
| Crosses | Bowers Slough |
| Coordinates | 44.63923, -123.17133 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 484.4 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 15,140 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 01036A031 00703 |