Ramp F over I-279 NB Ramp D Allgy Ri
Fair Condition58 years old20,246 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Fort Duquesne Bridge |
| Carries | Ramp F |
| Crosses | I-279 NB Ramp D Allgy Ri |
| Coordinates | 40.44315, -80.00891 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 351.0 ft (107 m) |
| Max Span | 122.0 ft (37.2 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 941.6 sq m |
| Main Spans | 3 |
| Year Built | 1968 (reconstructed 2009) |
Traffic
| Avg Daily Traffic | 20,246 (2024) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001027 |