Mt. Adams Hwy. over Trout Creek
Fair Condition70 years old739 vehicles/day
Location
| State | Washington |
| County | Klickitat |
| Location | 0.2 N Jct SR 141 |
| Carries | Mt. Adams Hwy. |
| Crosses | Trout Creek |
| Coordinates | 45.99890, -121.52800 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 112.9 ft (34.4 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 316.5 sq m |
| Main Spans | 3 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 739 (2022) |
| Truck Traffic | 47% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 083078000000000 |