I-90 over Wilson Creek
Fair Condition59 years old15,658 vehicles/day
Location
| State | Washington |
| County | Kittitas |
| Location | 3.1 E Jct US 97 |
| Carries | I-90 |
| Crosses | Wilson Creek |
| Coordinates | 46.97464, -120.54656 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 118.1 ft (36 m) |
| Max Span | 46.9 ft (14.3 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 453.6 sq m |
| Main Spans | 3 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 15,658 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0008200E0000000 |