South Bank Road over Chehalis R Overflow
Fair Condition61 years old1,250 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 0.6 S Jct SR 12 |
| Carries | South Bank Road |
| Crosses | Chehalis R Overflow |
| Coordinates | 46.99292, -123.40417 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 337.9 ft (103 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 1081.5 sq m |
| Main Spans | 14 |
| Year Built | 1965 (reconstructed 1977) |
Traffic
| Avg Daily Traffic | 1,250 (2022) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 079941000000000 |