Mifflin Road over Glass Run Road
Fair Condition63 years old8,984 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | At Glenwood Interchange |
| Carries | Mifflin Road |
| Crosses | Glass Run Road |
| Coordinates | 40.38966, -79.93410 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 131.9 ft (40.2 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 410.0 sq m |
| Main Spans | 3 |
| Year Built | 1963 (reconstructed 2011) |
Traffic
| Avg Daily Traffic | 8,984 (2024) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001304 |