N-n Ramp over SR 599 SB / SR 99 SB
Fair Condition60 years old1,802 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 2.4 N Jct SR 518 |
| Carries | N-n Ramp |
| Crosses | SR 599 SB / SR 99 SB |
| Coordinates | 47.49703, -122.29344 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 263.1 ft (80.2 m) |
| Max Span | 106.0 ft (32.3 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 641.6 sq m |
| Main Spans | 3 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 1,802 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0007967A0000000 |