Nj 173 over Nj 31

Fair Condition59 years old10,657 vehicles/day

Location

StateNew Jersey
CountyHunterdon
Location.2 Mi. N.of I-78 Exit 16
CarriesNj 173
CrossesNj 31
Coordinates40.64117, -74.89680

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length109.9 ft (33.5 m)
Max Span51.8 ft (15.8 m)
Deck Width44.0 ft (13.4 m)
Deck Area448.9 sq m
Main Spans2
Year Built1967

Traffic

Avg Daily Traffic10,657 (2023)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last Inspection223
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number1004153

Nearby Bridges