US Bridges

I-287 Southbound over US 22 Eastbound

Fair

Somerset County, New Jersey · 0.85 Mi. North of Rt 28 · Structure no. 1813151

Built
1961
64 years old, rebuilt 1996
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
252 ft
3 main spans
Daily traffic
46,016
2023 count
Owner
State
State Highway Agency

About this bridge

I-287 Southbound over US 22 Eastbound is a steel stringer/multi-beam or girder carrying I-287 Southbound over US 22 Eastbound in Somerset County, New Jersey. It was built in 1961 and reconstructed in 1996, so it is 64 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 46,016 vehicles a day, roughly 9% of them trucks, projected to reach 56,199 by 2043. The structure is 252 ft (76.8 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-287 Southbound
CrossesUS 22 Eastbound
Location0.85 Mi. North of Rt 28
RouteInterstate 287
CountySomerset County
StateNew Jersey
Coordinates40.57562, -74.5705
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.
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 evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length252 ft (76.8 m)
Longest span121 ft (36.9 m)
Deck width80 ft (24.4 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,016 (2023)
Projected traffic56,199 by 2043
Trucks9%
Lanes on structure5
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-287 Southbound over US 22 Eastbound built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1996.

What condition is I-287 Southbound over US 22 Eastbound 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 Southbound over US 22 Eastbound carry?

About 46,016 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-287 Southbound over US 22 Eastbound?

The structure is 252 ft (76.8 m) long with a longest span of 121 ft (36.9 m) and a deck 80 ft wide.

Who owns I-287 Southbound over US 22 Eastbound?

It is owned by the State Highway Agency.