Mckay Alto Road over Whetstone Creek
Fair Condition56 years old350 vehicles/day
Location
| State | Washington |
| County | Columbia |
| Location | 0.14 N Jct 2010 |
| Carries | Mckay Alto Road |
| Crosses | Whetstone Creek |
| Coordinates | 46.30308, -118.17208 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 36.1 ft (11 m) |
| Max Span | 34.4 ft (10.5 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 96.8 sq m |
| Main Spans | 1 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 350 (2020) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 084598000000000 |