US Bridges

I-80 over Singac Brook

Fair

Passaic County, New Jersey · 0.25 MI West of RTE 23 · Structure no. 1609150

Built
1967
58 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
74 ft
3 main spans
Daily traffic
115,136
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 over Singac Brook is a concrete culvert carrying I-80 over Singac Brook in Passaic County, New Jersey. It was built in 1967, so it is 58 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 115,136 vehicles a day, roughly 9% of them trucks, projected to reach 140,488 by 2044. The structure is 74 ft (22.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-80
CrossesSingac Brook
Location0.25 MI West of RTE 23
RouteInterstate 80
Coordinates40.89578, -74.25781
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length74 ft (22.6 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic115,136 (2024)
Projected traffic140,488 by 2044
Trucks9%
Lanes on structure9
Traffic directionTwo-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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 over Singac Brook built?

It was built in 1967, making it 58 years old in 2025.

What condition is I-80 over Singac Brook 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-80 over Singac Brook carry?

About 115,136 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-80 over Singac Brook?

The structure is 74 ft (22.6 m) long with a longest span of 23 ft (7 m).

Who owns I-80 over Singac Brook?

It is owned by the State Highway Agency.