Us101 (hwy 9) over Columbia River
Poor Condition60 years old9,117 vehicles/day
Location
| State | Oregon |
| County | Clatsop |
| Location | Desdemona Sands |
| Carries | Us101 (hwy 9) |
| Crosses | Columbia River |
| Coordinates | 46.23611, -123.87249 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 11200.1 ft (3413.8 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 34479.4 sq m |
| Main Spans | 140 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 9,117 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 07949B009 00028 |