Old Williampenn Hw over Thompson Run
Fair Condition38 years old200 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | 446001 Old Willm Penn HWY |
| Carries | Old Williampenn Hw |
| Crosses | Thompson Run |
| Coordinates | 40.43237, -79.72953 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 21.3 ft (6.5 m) |
| Deck Area | 49.4 sq m |
| Main Spans | 1 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 200 (2019) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002628 |