N-seneca Ramp over I-5 SB & City Streets
Fair Condition62 years old9,991 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.0 N Jct I-90 |
| Carries | N-seneca Ramp |
| Crosses | I-5 SB & City Streets |
| Coordinates | 47.60642, -122.32931 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 971.5 ft (296.1 m) |
| Max Span | 83.7 ft (25.5 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 2457.6 sq m |
| Main Spans | 12 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 9,991 (2012) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 7 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0007110H0000000 |