Boston Mill RD over Calapooia River
Poor Condition64 years old299 vehicles/day
Location
| State | Oregon |
| County | Linn |
| Location | 015 Mi East Shedd |
| Carries | Boston Mill RD |
| Crosses | Calapooia River |
| Coordinates | 44.46025, -123.07650 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 126.0 ft (38.4 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 361.0 sq m |
| Main Spans | 5 |
| Year Built | 1962 |
Traffic
| Avg Daily Traffic | 299 (2021) |
| Truck Traffic | 15% |
| 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 | 12287A001300696 |