US Bridges

I-287 SB over S Randolphville Road

Fair

Middlesex County, New Jersey · At I-287 EXIT-7 · Structure no. 1231163

Built
1962
63 years old, rebuilt 1995
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
148 ft
3 main spans
Daily traffic
62,860
2024 count
Owner
State
State Highway Agency

About this bridge

I-287 SB over S Randolphville Road is a prestressed concrete stringer/multi-beam or girder carrying I-287 SB over S Randolphville Road in Middlesex County, New Jersey. It was built in 1962 and reconstructed in 1995, 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 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 62,860 vehicles a day, roughly 9% of them trucks, projected to reach 78,600 by 2044. The structure is 148 ft (45.1 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
CrossesS Randolphville Road
LocationAt I-287 EXIT-7
RouteInterstate 287
CountyMiddlesex County
StateNew Jersey
Coordinates40.55634, -74.46205
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length148 ft (45.1 m)
Longest span77 ft (23.5 m)
Deck width55 ft (16.9 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic62,860 (2024)
Projected traffic78,600 by 2044
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 statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$11.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-287 SB over S Randolphville Road built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1995.

What condition is I-287 SB over S Randolphville Road 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 July 2024.

How much traffic does I-287 SB over S Randolphville Road carry?

About 62,860 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-287 SB over S Randolphville Road?

The structure is 148 ft (45.1 m) long with a longest span of 77 ft (23.5 m) and a deck 55 ft wide.

Who owns I-287 SB over S Randolphville Road?

It is owned by the State Highway Agency.