I-5 over I-405 & Ramps
Good Condition62 years old77,502 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | 1.1 N Jct SR 524 |
| Carries | I-5 |
| Crosses | I-405 & Ramps |
| Coordinates | 47.83094, -122.26242 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 274.0 ft (83.5 m) |
| Max Span | 92.8 ft (28.3 m) |
| Deck Width | 70.9 ft (21.6 m) |
| Deck Area | 1803.6 sq m |
| Main Spans | 3 |
| Year Built | 1964 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 77,502 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 322 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0007134A0000000 |