T407 Derrywoods DR over Unt To Swatara Creek
Good Condition125 years old200 vehicles/day
Location
| State | Pennsylvania |
| County | Dauphin |
| Location | Derry Woods Drive |
| Carries | T407 Derrywoods DR |
| Crosses | Unt To Swatara Creek |
| Coordinates | 40.25306, -76.68028 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 23.0 ft (7 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 73.5 sq m |
| Main Spans | 1 |
| Year Built | 1901 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000070061 |