Ramp Ab over Pa Tpk (i-476)
Poor Condition70 years old21,503 vehicles/day
Location
| State | Pennsylvania |
| County | Lehigh |
| Location | Lehigh Valley Interchange |
| Carries | Ramp Ab |
| Crosses | Pa Tpk (i-476) |
| Coordinates | 40.59245, -75.56653 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 102.0 ft (31.1 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 37.1 ft (11.3 m) |
| Deck Area | 351.4 sq m |
| Main Spans | 1 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 21,503 (1994) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Toll Authority |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000023554 |