US Bridges

I-287 N.B. over Passaic River

Fair

Somerset County, New Jersey · I-287 & Passaic River · Structure no. 1815182

Built
1968
57 years old, rebuilt 1997
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
52 ft
2 main spans
Daily traffic
27,510
2023 count
Owner
State
State Highway Agency

About this bridge

I-287 N.B. over Passaic River is a concrete culvert carrying I-287 N.B. over Passaic River in Somerset County, New Jersey. It was built in 1968 and reconstructed in 1997, so it is 57 years old, younger 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 27,510 vehicles a day, roughly 9% of them trucks, projected to reach 38,838 by 2043. The structure is 52 ft (15.8 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-287 N.B.
CrossesPassaic River
LocationI-287 & Passaic River
RouteInterstate 287
CountySomerset County
StateNew Jersey
Coordinates40.73167, -74.53667
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span25 ft (7.6 m)
Deck width66 ft (20.1 m)
Roadway width62 ft (19 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,510 (2023)
Projected traffic38,838 by 2043
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-287 N.B. over Passaic River built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1997.

What condition is I-287 N.B. over Passaic River 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 N.B. over Passaic River carry?

About 27,510 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-287 N.B. over Passaic River?

The structure is 52 ft (15.8 m) long with a longest span of 25 ft (7.6 m) and a deck 66 ft wide.

Who owns I-287 N.B. over Passaic River?

It is owned by the State Highway Agency.