US Bridges

West Market ST over I-280

Fair

Essex County, New Jersey · 0.9 MI E of 280-GSP JCT · Structure no. 0730185

Built
1970
55 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
244 ft
2 main spans
Daily traffic
21,792
2023 count
Owner
State
State Highway Agency

About this bridge

West Market ST over I-280 is a steel stringer/multi-beam or girder carrying West Market ST over I-280 in Essex County, New Jersey. It was built in 1970, so it is 55 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 5 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 21,792 vehicles a day, roughly 4% of them trucks, projected to reach 26,586 by 2043. The structure is 244 ft (74.4 m) long and 63 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesWest Market ST
CrossesI-280
Location0.9 MI E of 280-GSP JCT
RouteCity Street 0
CountyEssex County
StateNew Jersey
Coordinates40.75274, -74.19418
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length244 ft (74.4 m)
Longest span121 ft (36.9 m)
Deck width63 ft (19.1 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,792 (2023)
Projected traffic26,586 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.9 million (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was West Market ST over I-280 built?

It was built in 1970, making it 55 years old in 2025.

What condition is West Market ST over I-280 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 March 2023.

How much traffic does West Market ST over I-280 carry?

About 21,792 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is West Market ST over I-280?

The structure is 244 ft (74.4 m) long with a longest span of 121 ft (36.9 m) and a deck 63 ft wide.

Who owns West Market ST over I-280?

It is owned by the State Highway Agency.