US Bridges

I-78 over Ramsey Avenue

Fair

Union County, New Jersey · 0.41 MI East of Gsp · Structure no. 2011166

Built
1976
49 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
198 ft
3 main spans
Daily traffic
77,312
2023 count
Owner
State
State Highway Agency

About this bridge

I-78 over Ramsey Avenue is a steel stringer/multi-beam or girder carrying I-78 over Ramsey Avenue in Union 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 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 77,312 vehicles a day, roughly 9% of them trucks, projected to reach 92,774 by 2043. The structure is 198 ft (60.4 m) long and 194 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-78
CrossesRamsey Avenue
Location0.41 MI East of Gsp
RouteInterstate 78
CountyUnion County
StateNew Jersey
Coordinates40.70507, -74.23851
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length198 ft (60.4 m)
Longest span149 ft (45.4 m)
Deck width194 ft (59 m)
Roadway width179 ft (54.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77,312 (2023)
Projected traffic92,774 by 2043
Trucks9%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 over Ramsey Avenue built?

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

What condition is I-78 over Ramsey Avenue 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 over Ramsey Avenue carry?

About 77,312 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-78 over Ramsey Avenue?

The structure is 198 ft (60.4 m) long with a longest span of 149 ft (45.4 m) and a deck 194 ft wide.

Who owns I-78 over Ramsey Avenue?

It is owned by the State Highway Agency.