Walnut Lane over Wissahickon Creek
Fair Condition119 years old18,036 vehicles/day
Location
| State | Pennsylvania |
| County | Philadelphia |
| Location | Chestnut Hill 3479 H05 |
| Carries | Walnut Lane |
| Crosses | Wissahickon Creek |
| Coordinates | 40.03245, -75.19943 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 565.0 ft (172.2 m) |
| Max Span | 232.0 ft (70.7 m) |
| Deck Width | 60.0 ft (18.3 m) |
| Deck Area | 3151.3 sq m |
| Main Spans | 1 |
| Year Built | 1907 (reconstructed 2019) |
Traffic
| Avg Daily Traffic | 18,036 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000000039074 |