HWY 91 SB over Tualatin River
Fair Condition97 years old14,983 vehicles/day
Location
| State | Oregon |
| County | Washington |
| Location | 0.5 Mi S Of King City Cc |
| Carries | HWY 91 SB |
| Crosses | Tualatin River |
| Coordinates | 45.39404, -122.79935 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Truss - Deck |
| Total Length | 513.5 ft (156.5 m) |
| Max Span | 149.9 ft (45.7 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 1,878 sq m |
| Main Spans | 1 |
| Year Built | 1929 |
Traffic
| Avg Daily Traffic | 14,983 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 01417S01W 01220 |