US Bridges

Parkway Ramp 142AS over Ramp E I-78 Union Ave

Fair

Union County, New Jersey · 0.28 M NW of GSP/I-78 · Structure no. 361429A

Built
2011
14 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,392 ft
8 main spans
Daily traffic
16,117
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Parkway Ramp 142AS over Ramp E I-78 Union Ave is a steel continuous stringer/multi-beam or girder carrying Parkway Ramp 142AS over Ramp E I-78 Union Ave in Union County, New Jersey. It was built in 2011, so it is 14 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 16,117 vehicles a day, roughly 1% of them trucks, projected to reach 20,076 by 2043. The structure is 1,392 ft (424.3 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesParkway Ramp 142AS
CrossesRamp E I-78 Union Ave
Location0.28 M NW of GSP/I-78
CountyUnion County
StateNew Jersey
Coordinates40.70617, -74.2507
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 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 alignment6: Equal to present minimum criteria
Operating rating91.4 US tons
Inventory rating52.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 25 or greater
Structure length1,392 ft (424.3 m)
Longest span229 ft (69.8 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,117 (2023)
Projected traffic20,076 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Parkway Ramp 142AS over Ramp E I-78 Union Ave built?

It was built in 2011, making it 14 years old in 2025.

What condition is Parkway Ramp 142AS over Ramp E I-78 Union Ave 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 September 2023.

How much traffic does Parkway Ramp 142AS over Ramp E I-78 Union Ave carry?

About 16,117 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Parkway Ramp 142AS over Ramp E I-78 Union Ave?

The structure is 1,392 ft (424.3 m) long with a longest span of 229 ft (69.8 m) and a deck 38 ft wide.

Who owns Parkway Ramp 142AS over Ramp E I-78 Union Ave?

It is owned by the State Toll Authority.