US 12 over Nine Mile Hill Road
Good Condition3 years old4,070 vehicles/day
Location
| State | Washington |
| County | Walla Walla |
| Location | 10.3 E Jct US 730 Spur |
| Carries | US 12 |
| Crosses | Nine Mile Hill Road |
| Coordinates | 46.05472, -118.70761 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 56.4 ft (17.2 m) |
| Max Span | 42.0 ft (12.8 m) |
| Deck Width | 41.0 ft (12.5 m) |
| Deck Area | 215 sq m |
| Main Spans | 1 |
| Year Built | 2023 |
Traffic
| Avg Daily Traffic | 4,070 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0019406B0000000 |