Rock AVE (cr 645) over Green Brook

Fair Condition46 years old13,785 vehicles/day

Location

StateNew Jersey
CountySomerset
Location0.64 Mi S Of US 22
CarriesRock AVE (cr 645)
CrossesGreen Brook
Coordinates40.60218, -74.45719

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length87.9 ft (26.8 m)
Max Span40.0 ft (12.2 m)
Deck Width58.4 ft (17.8 m)
Deck Area477.0 sq m
Main Spans2
Year Built1980

Traffic

Avg Daily Traffic13,785 (2023)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number18L0905

Nearby Bridges