SR 105 over South Bay
Fair Condition71 years old5,550 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 1.9 N Jct SR 105 Sp |
| Carries | SR 105 |
| Crosses | South Bay |
| Coordinates | 46.86175, -124.07106 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 1309.1 ft (399 m) |
| Max Span | 165.0 ft (50.3 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 3750.6 sq m |
| Main Spans | 12 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 5,550 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0004869A0000000 |