I-405 over SE 8th ST Oc
Fair Condition54 years old89,237 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.7 N Jct I-90 |
| Carries | I-405 |
| Crosses | SE 8th ST Oc |
| Coordinates | 47.60281, -122.18401 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 183.1 ft (55.8 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 86.9 ft (26.5 m) |
| Deck Area | 1478.7 sq m |
| Main Spans | 3 |
| Year Built | 1972 (reconstructed 2009) |
Traffic
| Avg Daily Traffic | 89,237 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0009267A0000000 |