Pa Tpk. Ramp Ab over Pa Tpk (I-476)
Bucks County, Pennsylvania · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Pa Tpk. Ramp Ab over Pa Tpk (I-476) in Bucks County, Pennsylvania, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1955 and reconstructed in 1981, making it 70 years old at the 2025 inventory.
- It carries about 10,774 vehicles a day (traffic count year 1994).
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (40.43792, -75.42609)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 5 | Fair condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 160 ft |
| Location | Quakertown Interchange |
| NBI structure number | 000000000007708 |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
All bridges nearby: Bucks County, PA bridge conditions · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.