I-78 WB over Allerton Road
Fair Condition58 years old58,595 vehicles/day
Location
| State | New Jersey |
| County | Hunterdon |
| Location | 0.26 Mi E Of I-78 Exit 17 |
| Carries | I-78 WB |
| Crosses | Allerton Road |
| Coordinates | 40.63876, -74.88270 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 45.9 ft (14 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 66.6 ft (20.3 m) |
| Deck Area | 284.2 sq m |
| Main Spans | 1 |
| Year Built | 1968 |
Traffic
| Avg Daily Traffic | 58,595 (2024) |
| Truck Traffic | 9% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1017162 |