I-5 over Quilceda Creek
Good Condition73 years old68,535 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | 0.9 N Jct SR 528 |
| Carries | I-5 |
| Crosses | Quilceda Creek |
| Coordinates | 48.06467, -122.18478 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 111.9 ft (34.1 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 54.5 ft (16.6 m) |
| Deck Area | 566.1 sq m |
| Main Spans | 5 |
| Year Built | 1953 (reconstructed 1971) |
Traffic
| Avg Daily Traffic | 68,535 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0004352A0000000 |