US Bridges

Nj Tpk Nso Rwy over First Avenue

Fair

Union County, New Jersey · .54 MI N Elizabeth River · Structure no. M10029S

Built
1970
55 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
152 ft
3 main spans
Daily traffic
57,038
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj Tpk Nso Rwy over First Avenue is a steel stringer/multi-beam or girder carrying Nj Tpk Nso Rwy over First Avenue in Union County, New Jersey. It was built in 1970, so it is 55 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 57,038 vehicles a day, roughly 26% of them trucks, projected to reach 82,500 by 2043. The structure is 152 ft (46.3 m) long and 66 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNj Tpk Nso Rwy
CrossesFirst Avenue
Location.54 MI N Elizabeth River
RouteInterstate 95
CountyUnion County
StateNew Jersey
Coordinates40.65152, -74.19738
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating54.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span77 ft (23.5 m)
Deck width66 ft (20.1 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,038 (2023)
Projected traffic82,500 by 2043
Trucks26%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.8 million (2017 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nj Tpk Nso Rwy over First Avenue built?

It was built in 1970, making it 55 years old in 2025.

What condition is Nj Tpk Nso Rwy over First 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 March 2023.

How much traffic does Nj Tpk Nso Rwy over First Avenue carry?

About 57,038 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is Nj Tpk Nso Rwy over First Avenue?

The structure is 152 ft (46.3 m) long with a longest span of 77 ft (23.5 m) and a deck 66 ft wide.

Who owns Nj Tpk Nso Rwy over First Avenue?

It is owned by the State Toll Authority.