US Bridges

I-78 EB Outer Conn over Ramp NE & Elizabeth Ave

Fair

Essex County, New Jersey · 2.46 M. West of Njtpk · Structure no. 0723164

Built
1976
49 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
421 ft
3 main spans
Daily traffic
17,283
2023 count
Owner
State
State Highway Agency

About this bridge

I-78 EB Outer Conn over Ramp NE & Elizabeth Ave is a steel stringer/multi-beam or girder carrying I-78 EB Outer Conn over Ramp NE & Elizabeth Ave in Essex County, New Jersey. It was built in 1976, so it is 49 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 17,283 vehicles a day, roughly 9% of them trucks, projected to reach 21,073 by 2043. The structure is 421 ft (128.3 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-78 EB Outer Conn
CrossesRamp NE & Elizabeth Ave
Location2.46 M. West of Njtpk
RouteInterstate 78
CountyEssex County
StateNew Jersey
Coordinates40.71073, -74.19761
Functional classUrban Principal Arterial - Interstate

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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length421 ft (128.3 m)
Longest span144 ft (43.9 m)
Deck width29 ft (8.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,283 (2023)
Projected traffic21,073 by 2043
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-78 EB Outer Conn over Ramp NE & Elizabeth Ave built?

It was built in 1976, making it 49 years old in 2025.

What condition is I-78 EB Outer Conn over Ramp NE & Elizabeth Ave 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 May 2023.

How much traffic does I-78 EB Outer Conn over Ramp NE & Elizabeth Ave carry?

About 17,283 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-78 EB Outer Conn over Ramp NE & Elizabeth Ave?

The structure is 421 ft (128.3 m) long with a longest span of 144 ft (43.9 m) and a deck 29 ft wide.

Who owns I-78 EB Outer Conn over Ramp NE & Elizabeth Ave?

It is owned by the State Highway Agency.