HWY 140 over Jackson Bottom Slough
Poor Condition60 years old8,728 vehicles/day
Location
| State | Oregon |
| County | Washington |
| Location | 0.9 Mi N Of HWY 29 |
| Carries | HWY 140 |
| Crosses | Jackson Bottom Slough |
| Coordinates | 45.50546, -122.99096 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 151.9 ft (46.3 m) |
| Max Span | 19.0 ft (5.8 m) |
| Deck Width | 36.7 ft (11.2 m) |
| Deck Area | 518.6 sq m |
| Main Spans | 8 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 8,728 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 04962A140 00102 |