SR 261 over Snake River
Poor Condition99 years old485 vehicles/day
Location
| State | Washington |
| County | Columbia |
| Location | 14.8 N Jct US 12 |
| Carries | SR 261 |
| Crosses | Snake River |
| Coordinates | 46.58977, -118.21941 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Truss - Thru |
| Total Length | 2040.0 ft (621.8 m) |
| Max Span | 520.0 ft (158.5 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 4166.1 sq m |
| Main Spans | 3 |
| Year Built | 1927 (reconstructed 1968) |
Traffic
| Avg Daily Traffic | 485 (2023) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 0008390A0000000 |