I-90 over Farrier Coulee
Good Condition54 years old5,952 vehicles/day
Location
| State | Washington |
| County | Adams |
| Location | 4.7 E Grant Co |
| Carries | I-90 |
| Crosses | Farrier Coulee |
| Coordinates | 47.08693, -118.88151 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 173.9 ft (53 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 689 sq m |
| Main Spans | 3 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 5,952 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 422 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0009144C0000000 |