12th ST over Norfolk Southern
Good Condition49 years old5,790 vehicles/day
Location
| State | Delaware |
| County | New Castle |
| Location | Wilmington |
| Carries | 12th ST |
| Crosses | Norfolk Southern |
| Coordinates | 39.73714, -75.52358 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 287.7 ft (87.7 m) |
| Max Span | 115.2 ft (35.1 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 1815.4 sq m |
| Main Spans | 2 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 5,790 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1814 009 |