SR 505 over Salmon Creek
Good Condition75 years old598 vehicles/day
Location
| State | Washington |
| County | Lewis |
| Location | 13.5 E Jct I-5 |
| Carries | SR 505 |
| Crosses | Salmon Creek |
| Coordinates | 46.39583, -122.69811 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 155.8 ft (47.5 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 437 sq m |
| Main Spans | 3 |
| Year Built | 1951 |
Traffic
| Avg Daily Traffic | 598 (2023) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0003852A0000000 |