Seneca ST over I-5
Fair Condition62 years old10,000 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.2 N Jct I-90 |
| Carries | Seneca ST |
| Crosses | I-5 |
| Coordinates | 47.60872, -122.33136 |
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 | 250.0 ft (76.2 m) |
| Max Span | 96.1 ft (29.3 m) |
| Deck Width | 61.7 ft (18.8 m) |
| Deck Area | 1432.6 sq m |
| Main Spans | 3 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 10,000 (2017) |
| Truck Traffic | 5% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 12 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0007110E0000000 |