Grand Island Road over Lambert Slough
Fair Condition62 years old508 vehicles/day
Location
| State | Oregon |
| County | Yamhill |
| Location | 650 Mi S Dayton |
| Carries | Grand Island Road |
| Crosses | Lambert Slough |
| Coordinates | 45.12773, -123.05204 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 632.9 ft (192.9 m) |
| Max Span | 120.1 ft (36.6 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 1890.4 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 508 (2020) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 01496A029000327 |