SR 99 over Spokane ST
Fair Condition67 years old18,505 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 2.1 N Jct SR 509 |
| Carries | SR 99 |
| Crosses | Spokane ST |
| Coordinates | 47.56753, -122.33942 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 2792.0 ft (851 m) |
| Max Span | 134.8 ft (41.1 m) |
| Deck Width | 84.0 ft (25.6 m) |
| Deck Area | 21785.6 sq m |
| Main Spans | 3 |
| Year Built | 1959 (reconstructed 2013) |
Traffic
| Avg Daily Traffic | 18,505 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 23 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0005758A0000000 |