US Bridges

Turnpike Nsi/Sni over Third Avenue

Fair

Union County, New Jersey · .3 MI N Elizabeth River · Structure no. M100050

Built
1950
75 years old, rebuilt 2006
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
144 ft
3 main spans
Daily traffic
143,302
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Turnpike Nsi/Sni over Third Avenue is a steel stringer/multi-beam or girder carrying Turnpike Nsi/Sni over Third Avenue in Union County, New Jersey. It was built in 1950 and reconstructed in 2006, so it is 75 years old, older 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 143,302 vehicles a day, roughly 1% of them trucks, projected to reach 173,676 by 2043. The structure is 144 ft (43.9 m) long and 134 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesTurnpike Nsi/Sni
CrossesThird Avenue
Location.3 MI N Elizabeth River
RouteInterstate 95
CountyUnion County
StateNew Jersey
Coordinates40.65, -74.205
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 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 rating54.7 US tons
Inventory rating41.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span66 ft (20.1 m)
Deck width134 ft (40.8 m)
Roadway width127 ft (38.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic143,302 (2023)
Projected traffic173,676 by 2043
Trucks1%
Lanes on structure6
Traffic directionTwo-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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Turnpike Nsi/Sni over Third Avenue built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2006.

What condition is Turnpike Nsi/Sni over Third 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 Turnpike Nsi/Sni over Third Avenue carry?

About 143,302 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Turnpike Nsi/Sni over Third Avenue?

The structure is 144 ft (43.9 m) long with a longest span of 66 ft (20.1 m) and a deck 134 ft wide.

Who owns Turnpike Nsi/Sni over Third Avenue?

It is owned by the State Toll Authority.