SR 99 over N 46th ST
Fair Condition93 years old21,386 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 9.0 N Jct SR 509 |
| Carries | SR 99 |
| Crosses | N 46th ST |
| Coordinates | 47.66191, -122.34734 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 51.8 ft (15.8 m) |
| Deck Width | 96.5 ft (29.4 m) |
| Deck Area | 823.2 sq m |
| Main Spans | 3 |
| Year Built | 1933 |
Traffic
| Avg Daily Traffic | 21,386 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0001669A0000000 |