US Bridges

Winans Avenue over I-78

Fair

Union County, New Jersey · 0.9 MI East of Gsp JCT · Structure no. 2011170

Built
1976
49 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
365 ft
4 main spans
Daily traffic
5,993
2023 count
Owner
State
State Highway Agency

About this bridge

Winans Avenue over I-78 is a steel stringer/multi-beam or girder carrying Winans Avenue over I-78 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 5,993 vehicles a day, roughly 1% of them trucks, projected to reach 7,192 by 2043. The structure is 365 ft (111.3 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWinans Avenue
CrossesI-78
Location0.9 MI East of Gsp JCT
RouteCity Street 0
CountyUnion County
StateNew Jersey
Coordinates40.70843, -74.22974
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 rating83 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length365 ft (111.3 m)
Longest span117 ft (35.7 m)
Deck width65 ft (19.7 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,993 (2023)
Projected traffic7,192 by 2043
Trucks1%
Lanes on structure3
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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$818,000 (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Winans Avenue over I-78 built?

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

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

About 5,993 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Winans Avenue over I-78?

The structure is 365 ft (111.3 m) long with a longest span of 117 ft (35.7 m) and a deck 65 ft wide.

Who owns Winans Avenue over I-78?

It is owned by the State Highway Agency.