1st AVE S over Argo Rr Yard
Fair Condition91 years old19,000 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 4500 1st AVE S |
| Carries | 1st AVE S |
| Crosses | Argo Rr Yard |
| Coordinates | 47.56361, -122.33417 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 2544.0 ft (775.4 m) |
| Max Span | 101.0 ft (30.8 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 16050.8 sq m |
| Main Spans | 14 |
| Year Built | 1935 (reconstructed 1989) |
Traffic
| Avg Daily Traffic | 19,000 (2019) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 085274000000000 |