Pa 378(lr 297) over Lehigh Riv R.r. City Sts
Fair Condition102 years old35,929 vehicles/day
Location
| State | Pennsylvania |
| County | Lehigh |
| Location | Hill To Hill Bridge |
| Carries | Pa 378(lr 297) |
| Crosses | Lehigh Riv R.r. City Sts |
| Coordinates | 40.61570, -75.38457 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 1607.0 ft (489.8 m) |
| Max Span | 170.9 ft (52.1 m) |
| Deck Width | 62.0 ft (18.9 m) |
| Deck Area | 9257.2 sq m |
| Main Spans | 10 |
| Year Built | 1924 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 35,929 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 10 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | 000000000023182 |