US Bridges

Harrison ST over I-280

Fair

Essex County, New Jersey · 0.8 MI W of Gsp JCT · Structure no. 0730160

Built
1966
59 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
167 ft
2 main spans
Daily traffic
15,821
2023 count
Owner
State
State Highway Agency

About this bridge

Harrison ST over I-280 is a steel stringer/multi-beam or girder carrying Harrison ST over I-280 in Essex County, New Jersey. It was built in 1966, so it is 59 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 15,821 vehicles a day, roughly 4% of them trucks, projected to reach 19,302 by 2043. The structure is 167 ft (50.9 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHarrison ST
CrossesI-280
Location0.8 MI W of Gsp JCT
RouteCity Street 0
CountyEssex County
StateNew Jersey
Coordinates40.76568, -74.22117
Functional classUrban Minor 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.
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating63.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length167 ft (50.9 m)
Longest span81 ft (24.7 m)
Deck width64 ft (19.5 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,821 (2023)
Projected traffic19,302 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$2.5 million (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Harrison ST over I-280 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Harrison 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 Harrison ST over I-280 carry?

About 15,821 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Harrison ST over I-280?

The structure is 167 ft (50.9 m) long with a longest span of 81 ft (24.7 m) and a deck 64 ft wide.

Who owns Harrison ST over I-280?

It is owned by the State Highway Agency.