US Bridges

I-78 over Rvrr Troy Baltusrol

Fair

Union County, New Jersey · 0.26 Miles W of Nj 24 · Structure no. 2010178

Built
1974
51 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
239 ft
4 main spans
Daily traffic
148,319
2023 count
Owner
State
State Highway Agency

About this bridge

I-78 over Rvrr Troy Baltusrol is a steel stringer/multi-beam or girder carrying I-78 over Rvrr Troy Baltusrol in Union County, New Jersey. It was built in 1974, so it is 51 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 148,319 vehicles a day, roughly 9% of them trucks, projected to reach 177,983 by 2043. The structure is 239 ft (72.8 m) long and 143 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-78
CrossesRvrr Troy Baltusrol
Location0.26 Miles W of Nj 24
RouteInterstate 78
CountyUnion County
StateNew Jersey
Coordinates40.71111, -74.32726
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.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length239 ft (72.8 m)
Longest span86 ft (26.2 m)
Deck width143 ft (43.6 m)
Roadway width133 ft (40.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic148,319 (2023)
Projected traffic177,983 by 2043
Trucks9%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-78 over Rvrr Troy Baltusrol built?

It was built in 1974, making it 51 years old in 2025.

What condition is I-78 over Rvrr Troy Baltusrol 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 Rvrr Troy Baltusrol carry?

About 148,319 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-78 over Rvrr Troy Baltusrol?

The structure is 239 ft (72.8 m) long with a longest span of 86 ft (26.2 m) and a deck 143 ft wide.

Who owns I-78 over Rvrr Troy Baltusrol?

It is owned by the State Highway Agency.