Mcknight RD over Nelson Run Road
Fair Condition80 years old50,212 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Pittsburgh Nelson Run Rd. |
| Carries | Mcknight RD |
| Crosses | Nelson Run Road |
| Coordinates | 40.50494, -80.00910 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 111.9 ft (34.1 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 69.9 ft (21.3 m) |
| Deck Area | 726.3 sq m |
| Main Spans | 1 |
| Year Built | 1946 (reconstructed 1999) |
Traffic
| Avg Daily Traffic | 50,212 (2024) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001902 |