US Bridges

Nj 23 Southbound over Pequannock River

Fair

Passaic County, New Jersey · 1.35 MI S of CR 515 · Structure no. 1605167

Built
1925
100 years old, rebuilt 1991
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
1 main span
Daily traffic
12,830
2023 count
Owner
State
State Highway Agency

About this bridge

Nj 23 Southbound over Pequannock River is a steel stringer/multi-beam or girder carrying Nj 23 Southbound over Pequannock River in Passaic County, New Jersey. It was built in 1925 and reconstructed in 1991, so it is 100 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 12,830 vehicles a day, roughly 4% of them trucks, projected to reach 15,400 by 2043. The structure is 60 ft (18.3 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNj 23 Southbound
CrossesPequannock River
Location1.35 MI S of CR 515
RouteState Highway 23
Coordinates41.07778, -74.48953
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating64 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span53 ft (16.2 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,830 (2023)
Projected traffic15,400 by 2043
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$222,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj 23 Southbound over Pequannock River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1991.

What condition is Nj 23 Southbound over Pequannock 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 February 2023.

How much traffic does Nj 23 Southbound over Pequannock River carry?

About 12,830 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Nj 23 Southbound over Pequannock River?

The structure is 60 ft (18.3 m) long with a longest span of 53 ft (16.2 m) and a deck 40 ft wide.

Who owns Nj 23 Southbound over Pequannock River?

It is owned by the State Highway Agency.