US Bridges

I-287 NB over AMTRAK and Ramp a

Fair

Middlesex County, New Jersey · 0.23 Miles North of Nj 27 · Structure no. 1230164

Built
1962
63 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
357 ft
5 main spans
Daily traffic
70,906
2022 count
Owner
State
State Highway Agency

About this bridge

I-287 NB over AMTRAK and Ramp a is a steel stringer/multi-beam or girder carrying I-287 NB over AMTRAK and Ramp a in Middlesex County, New Jersey. It was built in 1962, so it is 63 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 70,906 vehicles a day, roughly 9% of them trucks, projected to reach 85,087 by 2042. The structure is 357 ft (108.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-287 NB
CrossesAMTRAK and Ramp a
Location0.23 Miles North of Nj 27
RouteInterstate 287
CountyMiddlesex County
StateNew Jersey
Coordinates40.53547, -74.37961
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length357 ft (108.8 m)
Longest span99 ft (30.2 m)
Deck width46 ft (13.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70,906 (2022)
Projected traffic85,087 by 2042
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 NB over AMTRAK and Ramp a built?

It was built in 1962, making it 63 years old in 2025.

What condition is I-287 NB over AMTRAK and Ramp a 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 September 2024.

How much traffic does I-287 NB over AMTRAK and Ramp a carry?

About 70,906 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is I-287 NB over AMTRAK and Ramp a?

The structure is 357 ft (108.8 m) long with a longest span of 99 ft (30.2 m) and a deck 46 ft wide.

Who owns I-287 NB over AMTRAK and Ramp a?

It is owned by the State Highway Agency.