US Bridges

Garfield-Equator a over I-287

Fair

Somerset County, New Jersey · 1.5 MI N of Raritan River · Structure no. 1812157

Built
1960
65 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
244 ft
4 main spans
Daily traffic
5,639
2023 count
Owner
State
State Highway Agency

About this bridge

Garfield-Equator a over I-287 is a prestressed concrete stringer/multi-beam or girder carrying Garfield-Equator a over I-287 in Somerset County, New Jersey. It was built in 1960, so it is 65 years old, older 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 6 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 5,639 vehicles a day, roughly 1% of them trucks, projected to reach 6,767 by 2043. The structure is 244 ft (74.4 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesGarfield-Equator a
CrossesI-287
Location1.5 MI N of Raritan River
RouteCity Street 0
CountySomerset County
StateNew Jersey
Coordinates40.54715, -74.5383
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length244 ft (74.4 m)
Longest span88 ft (26.8 m)
Deck width45 ft (13.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,639 (2023)
Projected traffic6,767 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Garfield-Equator a over I-287 built?

It was built in 1960, making it 65 years old in 2025.

What condition is Garfield-Equator a over I-287 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 May 2023.

How much traffic does Garfield-Equator a over I-287 carry?

About 5,639 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Garfield-Equator a over I-287?

The structure is 244 ft (74.4 m) long with a longest span of 88 ft (26.8 m) and a deck 45 ft wide.

Who owns Garfield-Equator a over I-287?

It is owned by the State Highway Agency.