SR 4 over Half Br W Of Bunker Hill
Fair Condition96 years old4,787 vehicles/day
Location
| State | Washington |
| County | Cowlitz |
| Location | 4.1 E Wahkiakum Co |
| Carries | SR 4 |
| Crosses | Half Br W Of Bunker Hill |
| Coordinates | 46.18909, -123.13446 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 278.9 ft (85 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 416.5 sq m |
| Main Spans | 1 |
| Year Built | 1930 (reconstructed 1950) |
Traffic
| Avg Daily Traffic | 4,787 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0001442B0000000 |