Wirth Road over Calapooia River
Good Condition18 years old130 vehicles/day
Location
| State | Oregon |
| County | Linn |
| Location | 017 Mi E Cr418 |
| Carries | Wirth Road |
| Crosses | Calapooia River |
| Coordinates | 44.48650, -123.08060 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 232.9 ft (71 m) |
| Max Span | 131.9 ft (40.2 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 710 sq m |
| Main Spans | 2 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 130 (2021) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 20331 041600043 |