SR 4025 (lr 39064) over Lyon Creek
Fair Condition62 years old677 vehicles/day
Location
| State | Pennsylvania |
| County | Lehigh |
| Location | Lyon Valley Road |
| Carries | SR 4025 (lr 39064) |
| Crosses | Lyon Creek |
| Coordinates | 40.62444, -75.67604 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 39.0 ft (11.9 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 35.4 ft (10.8 m) |
| Deck Area | 128.5 sq m |
| Main Spans | 1 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 677 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000023400 |