SR 522 over 179th SE & 154th SE
Good Condition56 years old10,785 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | 10.1 E Jct SR 9 |
| Carries | SR 522 |
| Crosses | 179th SE & 154th SE |
| Coordinates | 47.85731, -121.99114 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 346.1 ft (105.5 m) |
| Max Span | 169.9 ft (51.8 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 1329.3 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 10,785 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 0008761B0000000 |