Southwest Freeway over 4th Street S.w.
Fair Condition67 years old173,000 vehicles/day
Location
| State | District of Columbia |
| County | District of Columbia |
| Location | Southwest Frwy & 4th |
| Carries | Southwest Freeway |
| Crosses | 4th Street S.w. |
| Coordinates | 38.88243, -77.01778 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 75.1 ft (22.9 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 155.2 ft (47.3 m) |
| Deck Area | 1083.2 sq m |
| Main Spans | 1 |
| Year Built | 1959 (reconstructed 1991) |
Traffic
| Avg Daily Traffic | 173,000 (2018) |
| Truck Traffic | 5% |
| Lanes On Bridge | 11 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1100 |