164th ST SW over I-5
Fair Condition63 years old44,483 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | 1.3 N Jct I-405 |
| Carries | 164th ST SW |
| Crosses | I-5 |
| Coordinates | 47.84983, -122.25814 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 323.2 ft (98.5 m) |
| Max Span | 100.1 ft (30.5 m) |
| Deck Width | 95.8 ft (29.2 m) |
| Deck Area | 2876.2 sq m |
| Main Spans | 4 |
| Year Built | 1963 (reconstructed 2001) |
Traffic
| Avg Daily Traffic | 44,483 (2010) |
| Truck Traffic | 5% |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 14 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0011561A0000000 |