Gwmp (sb) over Boundary Channel
Fair Condition61 years old33,452 vehicles/day
Location
| State | District of Columbia |
| County | District of Columbia |
| Location | 1.0 Miles North Of I-395. |
| Carries | Gwmp (sb) |
| Crosses | Boundary Channel |
| Coordinates | 38.88294, -77.05761 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Single/Spread |
| Total Length | 355.0 ft (108.2 m) |
| Max Span | 140.1 ft (42.7 m) |
| Deck Width | 38.1 ft (11.6 m) |
| Deck Area | 1255.1 sq m |
| Main Spans | 3 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 33,452 (2022) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | National Park Service |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 3300019P0000000 |