Hy 61sb To Hy 1nb over W Marquam Br Ramps
Fair Condition61 years old28,069 vehicles/day
Location
| State | Oregon |
| County | Multnomah |
| Location | W Marquam Intchge |
| Carries | Hy 61sb To Hy 1nb |
| Crosses | W Marquam Br Ramps |
| Coordinates | 45.50491, -122.67442 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 1937.7 ft (590.6 m) |
| Max Span | 155.5 ft (47.4 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 6673.8 sq m |
| Main Spans | 12 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 28,069 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 14 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 08591A061C00109 |