South Valley Road over Salmon Creek
Good Condition40 years old456 vehicles/day
Location
| State | Washington |
| County | Pacific |
| Location | 1.7 SW Jct 4 & 401 |
| Carries | South Valley Road |
| Crosses | Salmon Creek |
| Coordinates | 46.36464, -123.78111 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Tee Beam |
| Total Length | 158.1 ft (48.2 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 453.1 sq m |
| Main Spans | 3 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 456 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 081115000000000 |