Birmingham Bridge over Mon River Csx Rr
Fair Condition50 years old25,692 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Birmingham Bridge |
| Carries | Birmingham Bridge |
| Crosses | Mon River Csx Rr |
| Coordinates | 40.43241, -79.97358 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Arch - Thru |
| Total Length | 1662.1 ft (506.6 m) |
| Max Span | 620.1 ft (189 m) |
| Deck Width | 105.0 ft (32 m) |
| Deck Area | 16211.2 sq m |
| Main Spans | 1 |
| Year Built | 1976 (reconstructed 2016) |
Traffic
| Avg Daily Traffic | 25,692 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001640 |