US Bridges

Liberty Street over Garden State Parkway

Fair

Essex County, New Jersey · 2.75 MI NE of GSP&I280 Jc · Structure no. 361499T

Built
1954
71 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
119 ft
2 main spans
Daily traffic
15,483
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Liberty Street over Garden State Parkway is a steel stringer/multi-beam or girder carrying Liberty Street over Garden State Parkway in Essex County, New Jersey. It was built in 1954, so it is 71 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 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 15,483 vehicles a day, roughly 3% of them trucks, projected to reach 18,580 by 2044. The structure is 119 ft (36.3 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesLiberty Street
CrossesGarden State Parkway
Location2.75 MI NE of GSP&I280 Jc
RouteCity Street 0
CountyEssex County
StateNew Jersey
Coordinates40.79529, -74.1918
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating51.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length119 ft (36.3 m)
Longest span57 ft (17.4 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,483 (2024)
Projected traffic18,580 by 2044
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Liberty Street over Garden State Parkway built?

It was built in 1954, making it 71 years old in 2025.

What condition is Liberty Street over Garden State Parkway 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 February 2024.

How much traffic does Liberty Street over Garden State Parkway carry?

About 15,483 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Liberty Street over Garden State Parkway?

The structure is 119 ft (36.3 m) long with a longest span of 57 ft (17.4 m) and a deck 44 ft wide.

Who owns Liberty Street over Garden State Parkway?

It is owned by the State Toll Authority.