US Bridges

Oak Way over Green Brook

Fair

Union County, New Jersey · At Somerset County Line · Structure no. 2001073

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
40 ft
2 main spans
Daily traffic
3,381
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oak Way over Green Brook is a concrete continuous culvert carrying Oak Way over Green Brook in Union County, New Jersey. It was built in 1968, so it is 57 years old, younger than the New Jersey average of 58.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,381 vehicles a day, roughly 1% of them trucks, projected to reach 4,125 by 2044. The structure is 40 ft (12.2 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesOak Way
CrossesGreen Brook
LocationAt Somerset County Line
RouteCity Street 0
CountyUnion County
StateNew Jersey
Coordinates40.66614, -74.40898
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width40 ft (12.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,381 (2024)
Projected traffic4,125 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Oak Way over Green Brook built?

It was built in 1968, making it 57 years old in 2025.

What condition is Oak Way over Green Brook in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Oak Way over Green Brook carry?

About 3,381 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Oak Way over Green Brook?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 40 ft wide.

Who owns Oak Way over Green Brook?

It is owned by the City or Municipal Highway Agency.