SR 518 over Des Moines Way S
Fair Condition56 years old28,203 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 0.6 E Jct SR 509 |
| Carries | SR 518 |
| Crosses | Des Moines Way S |
| Coordinates | 47.47005, -122.31943 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 232.9 ft (71 m) |
| Max Span | 111.9 ft (34.1 m) |
| Deck Width | 86.9 ft (26.5 m) |
| Deck Area | 1881.5 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 28,203 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 3 |
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 | 0008644B0000000 |