HWY 064 NB over Johnson Creek
Fair Condition52 years old75,850 vehicles/day
Location
| State | Oregon |
| County | Multnomah |
| Location | 0.6 Mi N Of Portland Scl |
| Carries | HWY 064 NB |
| Crosses | Johnson Creek |
| Coordinates | 45.46856, -122.56549 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 328.1 ft (100 m) |
| Max Span | 98.1 ft (29.9 m) |
| Deck Width | 75.5 ft (23 m) |
| Deck Area | 2,300 sq m |
| Main Spans | 4 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 75,850 (2022) |
| Truck Traffic | 8% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 13541 064 01722 |