US Bridges

I-287 over Wanaque River(lake Inez)

Fair

Passaic County, New Jersey · 0.9 Miles N of I287&CR511 · Structure no. 1615156

Built
1993
32 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,823 ft
14 main spans
Daily traffic
107,949
2023 count
Owner
State
State Highway Agency

About this bridge

I-287 over Wanaque River(lake Inez) is a prestressed concrete continuous stringer/multi-beam or girder carrying I-287 over Wanaque River(lake Inez) in Passaic County, New Jersey. It was built in 1993, so it is 32 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 107,949 vehicles a day, roughly 9% of them trucks, projected to reach 131,718 by 2043. The structure is 1,823 ft (555.7 m) long and 121 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesI-287
CrossesWanaque River(lake Inez)
Location0.9 Miles N of I287&CR511
RouteInterstate 287
CountyPassaic County
StateNew Jersey
Coordinates41.02509, -74.28902
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20 + Mod
Structure length1,823 ft (555.7 m)
Longest span130 ft (39.6 m)
Deck width121 ft (37 m)
Roadway width115 ft (35.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic107,949 (2023)
Projected traffic131,718 by 2043
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 over Wanaque River(lake Inez) built?

It was built in 1993, making it 32 years old in 2025.

What condition is I-287 over Wanaque River(lake Inez) 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 over Wanaque River(lake Inez) carry?

About 107,949 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-287 over Wanaque River(lake Inez)?

The structure is 1,823 ft (555.7 m) long with a longest span of 130 ft (39.6 m) and a deck 121 ft wide.

Who owns I-287 over Wanaque River(lake Inez)?

It is owned by the State Highway Agency.