RTE I-78 & Ramp R over Beaver Brook

Fair Condition78 years old130,244 vehicles/day

Location

StateNew Jersey
CountyHunterdon
LocationAt RT 31 Interchange
CarriesRTE I-78 & Ramp R
CrossesBeaver Brook
Coordinates40.63822, -74.88688

Condition Ratings

Overall ConditionFair
Channel/Waterway5 (Fair)
Culvert6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length33.1 ft (10.1 m)
Max Span32.2 ft (9.8 m)
Deck Area156.6 sq m
Main Spans1
Year Built1948 (reconstructed 1966)

Traffic

Avg Daily Traffic130,244 (2024)
Truck Traffic9%
Lanes On Bridge8

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number1017160

Nearby Bridges