US Bridges

Clay Street over Passaic River

Poor

Essex County, New Jersey · 0.2 MI NE I-280&NJ21 JCT · Structure no. 0700H01

Built
1908
117 years old, rebuilt 1976
Condition
Poor
inspected September 2024
Type
Movable - Swing
Steel
Length
328 ft
2 main spans
Daily traffic
21,920
2024 count
Owner
County
County Highway Agency

About this bridge

Clay Street over Passaic River is a steel movable - swing carrying Clay Street over Passaic River in Essex County, New Jersey. It was built in 1908 and reconstructed in 1976, so it is 117 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 poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 21,920 vehicles a day, roughly 3% of them trucks, projected to reach 26,750 by 2044. The structure is 328 ft (100 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesClay Street
CrossesPassaic River
Location0.2 MI NE I-280&NJ21 JCT
RouteCity Street 0
Coordinates40.75109, -74.16582
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating19 US tons
Inventory rating11 US tons

Structure

Structure typeMovable - Swing
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadUnknown
Structure length328 ft (100 m)
Longest span118 ft (36 m)
Deck width39 ft (12 m)
Roadway width36 ft (11.1 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic21,920 (2024)
Projected traffic26,750 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$979,000 (2022 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Clay Street over Passaic River built?

It was built in 1908, making it 117 years old in 2025. It was reconstructed in 1976.

What condition is Clay Street over Passaic River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Clay Street over Passaic River carry?

About 21,920 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Clay Street over Passaic River?

The structure is 328 ft (100 m) long with a longest span of 118 ft (36 m) and a deck 39 ft wide.

Who owns Clay Street over Passaic River?

It is owned by the County Highway Agency.