US Bridges

I-287 SB over Easton Ave SB

Fair

Somerset County, New Jersey · 0.08 Mi. No. of Raritan R · Structure no. 1812152

Built
1960
65 years old, rebuilt 1986
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
112 ft
3 main spans
Daily traffic
61,055
2023 count
Owner
State
State Highway Agency

About this bridge

I-287 SB over Easton Ave SB is a prestressed concrete stringer/multi-beam or girder carrying I-287 SB over Easton Ave SB in Somerset County, New Jersey. It was built in 1960 and reconstructed in 1986, 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 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 61,055 vehicles a day, roughly 9% of them trucks, projected to reach 73,266 by 2043. The structure is 112 ft (34.1 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-287 SB
CrossesEaston Ave SB
Location0.08 Mi. No. of Raritan R
RouteInterstate 287
CountySomerset County
StateNew Jersey
Coordinates40.539, -74.51651
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
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 alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span58 ft (17.7 m)
Deck width55 ft (16.9 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,055 (2023)
Projected traffic73,266 by 2043
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-287 SB over Easton Ave SB built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1986.

What condition is I-287 SB over Easton Ave SB 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 I-287 SB over Easton Ave SB carry?

About 61,055 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-287 SB over Easton Ave SB?

The structure is 112 ft (34.1 m) long with a longest span of 58 ft (17.7 m) and a deck 55 ft wide.

Who owns I-287 SB over Easton Ave SB?

It is owned by the State Highway Agency.