Knowlton Road over Chester Creek / 3696-c10
Fair Condition176 years old5,295 vehicles/day
Location
| State | Pennsylvania |
| County | Delaware |
| Location | Aston Industr.pk. 33h13 |
| Carries | Knowlton Road |
| Crosses | Chester Creek / 3696-c10 |
| Coordinates | 39.87717, -75.41919 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 82.0 ft (25 m) |
| Max Span | 37.1 ft (11.3 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 207.5 sq m |
| Main Spans | 2 |
| Year Built | 1850 (reconstructed 2014) |
Traffic
| Avg Daily Traffic | 5,295 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000015325 |