Des Moines Mem DR over SR 99
Fair Condition67 years old11,989 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.9 N Jct SR 599 |
| Carries | Des Moines Mem DR |
| Crosses | SR 99 |
| Coordinates | 47.51944, -122.31706 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 213.9 ft (65.2 m) |
| Max Span | 61.0 ft (18.6 m) |
| Deck Width | 86.6 ft (26.4 m) |
| Deck Area | 1721.3 sq m |
| Main Spans | 4 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 11,989 (2012) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0006046A0000000 |