US Bridges

23 SB over Pequannock River

Fair

Passaic County, New Jersey · 4.2 MI N of Rt 513 JCT · Structure no. 1605168

Built
1991
34 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
7,934
2023 count
Owner
State
State Highway Agency

About this bridge

23 SB over Pequannock River is a steel stringer/multi-beam or girder carrying 23 SB over Pequannock River in Passaic County, New Jersey. It was built in 1991, so it is 34 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 7,934 vehicles a day, roughly 4% of them trucks, projected to reach 9,520 by 2043. The structure is 73 ft (22.3 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries23 SB
CrossesPequannock River
Location4.2 MI N of Rt 513 JCT
RouteState Highway 23
Coordinates41.08386, -74.49941
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: 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 rating63.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length73 ft (22.3 m)
Longest span66 ft (20.1 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,934 (2023)
Projected traffic9,520 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 23 SB over Pequannock River built?

It was built in 1991, making it 34 years old in 2025.

What condition is 23 SB 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 August 2023.

How much traffic does 23 SB over Pequannock River carry?

About 7,934 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is 23 SB over Pequannock River?

The structure is 73 ft (22.3 m) long with a longest span of 66 ft (20.1 m) and a deck 41 ft wide.

Who owns 23 SB over Pequannock River?

It is owned by the State Highway Agency.