SR 0279 SB over SR 4003 4009 & Ramp J
Fair Condition40 years old40,777 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Mcknight Interchange |
| Carries | SR 0279 SB |
| Crosses | SR 4003 4009 & Ramp J |
| Coordinates | 40.49363, -80.01132 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 794.9 ft (242.3 m) |
| Max Span | 180.1 ft (54.9 m) |
| Deck Width | 49.2 ft (15 m) |
| Deck Area | 3634.5 sq m |
| Main Spans | 6 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 40,777 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 40 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001069 |