Nj 31 over S Branch Raritan River
Good Condition30 years old31,802 vehicles/day
Location
| State | New Jersey |
| County | Hunterdon |
| Location | 1.23 Mi N Of I-78 Jct |
| Carries | Nj 31 |
| Crosses | S Branch Raritan River |
| Coordinates | 40.64408, -74.90864 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 254.9 ft (77.7 m) |
| Max Span | 125.0 ft (38.1 m) |
| Deck Width | 101.7 ft (31 m) |
| Deck Area | 2408.7 sq m |
| Main Spans | 2 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 31,802 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1013151 |