I-5 over Portal Way
Fair Condition63 years old18,530 vehicles/day
Location
| State | Washington |
| County | Whatcom |
| Location | 7.3 N Jct SR 539 |
| Carries | I-5 |
| Crosses | Portal Way |
| Coordinates | 48.85767, -122.58669 |
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 | 132.9 ft (40.5 m) |
| Max Span | 46.9 ft (14.3 m) |
| Deck Width | 54.1 ft (16.5 m) |
| Deck Area | 668.2 sq m |
| Main Spans | 3 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 18,530 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0006926B0000000 |