Or 224 (hwy 171) over Or 99e (hwy 81)
Fair Condition32 years old10,389 vehicles/day
Location
| State | Oregon |
| County | Clackamas |
| Location | HWY 171aa Over HWY 81 |
| Carries | Or 224 (hwy 171) |
| Crosses | Or 99e (hwy 81) |
| Coordinates | 45.45012, -122.64161 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 1285.1 ft (391.7 m) |
| Max Span | 279.9 ft (85.3 m) |
| Deck Width | 36.7 ft (11.2 m) |
| Deck Area | 4387.0 sq m |
| Main Spans | 8 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 10,389 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 09669A171C00033 |