I-5 S Ramp To 45th over 50th Ramp To I-5 S
Good Condition65 years old10,013 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.4 N Jct SR 520 |
| Carries | I-5 S Ramp To 45th |
| Crosses | 50th Ramp To I-5 S |
| Coordinates | 47.66300, -122.32250 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 243.1 ft (74.1 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 615.0 sq m |
| Main Spans | 4 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 10,013 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0006304B0000000 |