SR 18 over W Valley Hwy(old SR 181)
Good Condition69 years old52,049 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 2.3 E Jct I-5 |
| Carries | SR 18 |
| Crosses | W Valley Hwy(old SR 181) |
| Coordinates | 47.30295, -122.25676 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 113.8 ft (34.7 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 73.2 ft (22.3 m) |
| Deck Area | 773.8 sq m |
| Main Spans | 3 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 52,049 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 3 |
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 | 0005433B0000000 |