SR 543 over I-5
Good Condition55 years old5,422 vehicles/day
Location
| State | Washington |
| County | Whatcom |
| Location | Jct I-5 |
| Carries | SR 543 |
| Crosses | I-5 |
| Coordinates | 48.98714, -122.73575 |
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 | Stringer/Multi-beam |
| Total Length | 252.0 ft (76.8 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 591.4 sq m |
| Main Spans | 4 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 5,422 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 4 |
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 | 0008934A0000000 |