SR 504 over I-5
Fair Condition51 years old9,416 vehicles/day
Location
| State | Washington |
| County | Cowlitz |
| Location | Jct I-5 |
| Carries | SR 504 |
| Crosses | I-5 |
| Coordinates | 46.28425, -122.90308 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 291.0 ft (88.7 m) |
| Max Span | 141.1 ft (43 m) |
| Deck Width | 59.1 ft (18 m) |
| Deck Area | 1596.6 sq m |
| Main Spans | 2 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 9,416 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0009580D0000000 |