Us101 (hwy 9) over Half Viaduct
Good Condition86 years old5,743 vehicles/day
Location
| State | Oregon |
| County | Tillamook |
| Location | 015 Mi S Short Sands Bch |
| Carries | Us101 (hwy 9) |
| Crosses | Half Viaduct |
| Coordinates | 45.74390, -123.95890 |
Condition Ratings
| Overall Condition | Good |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 9 (Excellent) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 44.9 ft (13.7 m) |
| Max Span | 15.1 ft (4.6 m) |
| Deck Width | 23.6 ft (7.2 m) |
| Deck Area | 98.6 sq m |
| Main Spans | 3 |
| Year Built | 1940 |
Traffic
| Avg Daily Traffic | 5,743 (2022) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 01954A 009 4066 |