SR 285 over Columbia R Gn Ry
Fair Condition76 years old26,350 vehicles/day
Location
| State | Washington |
| County | Douglas |
| Location | 0.2 N Jct SR 28 |
| Carries | SR 285 |
| Crosses | Columbia R Gn Ry |
| Coordinates | 47.40992, -120.29322 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Arch - Thru |
| Total Length | 1208.0 ft (368.2 m) |
| Max Span | 480.0 ft (146.3 m) |
| Deck Width | 64.6 ft (19.7 m) |
| Deck Area | 7253.5 sq m |
| Main Spans | 3 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 26,350 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 5 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 0003477A0000000 |