Territorial Road over Tucannon River
Fair Condition28 years old25 vehicles/day
Location
| State | Washington |
| County | Columbia |
| Location | 0.231 Mi Left Sr12 |
| Carries | Territorial Road |
| Crosses | Tucannon River |
| Coordinates | 46.49942, -117.97867 |
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 | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 88.9 ft (27.1 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 263.2 sq m |
| Main Spans | 1 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 25 (2019) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 086402000000000 |