I-5 over Iowa ST
Fair Condition69 years old33,565 vehicles/day
Location
| State | Washington |
| County | Whatcom |
| Location | 3.1 N Jct SR 11 |
| Carries | I-5 |
| Crosses | Iowa ST |
| Coordinates | 48.75628, -122.46169 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 138.1 ft (42.1 m) |
| Max Span | 56.1 ft (17.1 m) |
| Deck Width | 97.8 ft (29.8 m) |
| Deck Area | 1254.6 sq m |
| Main Spans | 3 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 33,565 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0005468A0000000 |