I-405 over Bn Rr (abandoned)
Fair Condition54 years old97,875 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.3 N Jct I-90 |
| Carries | I-405 |
| Crosses | Bn Rr (abandoned) |
| Coordinates | 47.59819, -122.17983 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 319.9 ft (97.5 m) |
| Max Span | 106.3 ft (32.4 m) |
| Deck Width | 66.9 ft (20.4 m) |
| Deck Area | 1,989 sq m |
| Main Spans | 3 |
| Year Built | 1972 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 97,875 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0008812A0000000 |