US Bridges

Nj Tpk Int 11 Tps over Garden State Parkway

Fair

Middlesex County, New Jersey · 0.20 MI SE of Nj Tpk · Structure no. I09099D

Built
1970
55 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
297 ft
4 main spans
Daily traffic
38,380
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj Tpk Int 11 Tps over Garden State Parkway is a steel stringer/multi-beam or girder carrying Nj Tpk Int 11 Tps over Garden State Parkway in Middlesex 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 38,380 vehicles a day, roughly 6% of them trucks, projected to reach 43,067 by 2043. The structure is 297 ft (90.5 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNj Tpk Int 11 Tps
CrossesGarden State Parkway
Location0.20 MI SE of Nj Tpk
RouteInterstate 95
CountyMiddlesex County
StateNew Jersey
Coordinates40.53835, -74.30662
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length297 ft (90.5 m)
Longest span100 ft (30.5 m)
Deck width54 ft (16.5 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,380 (2023)
Projected traffic43,067 by 2043
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed1.9 mi (3 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 Nj Tpk Int 11 Tps over Garden State Parkway built?

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

What condition is Nj Tpk Int 11 Tps 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 June 2023.

How much traffic does Nj Tpk Int 11 Tps over Garden State Parkway carry?

About 38,380 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Nj Tpk Int 11 Tps over Garden State Parkway?

The structure is 297 ft (90.5 m) long with a longest span of 100 ft (30.5 m) and a deck 54 ft wide.

Who owns Nj Tpk Int 11 Tps over Garden State Parkway?

It is owned by the State Toll Authority.