Olson Rd. over Clatskanie River
Good Condition49 years old311 vehicles/day
Location
| State | Oregon |
| County | Columbia |
| Location | 010 Mi S City Of Clatskan |
| Carries | Olson Rd. |
| Crosses | Clatskanie River |
| Coordinates | 46.09935, -123.18736 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 97.1 ft (29.6 m) |
| Max Span | 96.1 ft (29.3 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 219.0 sq m |
| Main Spans | 1 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 311 (2020) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 13779A405200017 |