US Bridges

Garden ST Parkway over Raritan River Smith St.

Fair

Middlesex County, New Jersey · 0.5 MI South of Route 440 · Structure no. 361272N

Built
1954
71 years old, rebuilt 2008
Condition
Fair
inspected July 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
4,391 ft
9 main spans
Daily traffic
116,554
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Garden ST Parkway over Raritan River Smith St. is a steel continuous girder and floorbeam system carrying Garden ST Parkway over Raritan River Smith St. in Middlesex County, New Jersey. It was built in 1954 and reconstructed in 2008, 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 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 116,554 vehicles a day, roughly 1% of them trucks, projected to reach 150,870 by 2043. The structure is 4,391 ft (1,338.4 m) long and 129 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGarden ST Parkway
CrossesRaritan River Smith St.
Location0.5 MI South of Route 440
Coordinates40.5, -74.30141
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20 US tons
Inventory rating15.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9 (+20 approach)
Design loadH 20
Structure length4,391 ft (1,338.4 m)
Longest span250 ft (76.2 m)
Deck width129 ft (39.3 m)
Roadway width123 ft (37.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic116,554 (2023)
Projected traffic150,870 by 2043
Trucks1%
Lanes on structure8
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost$170,000 (2018 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Garden ST Parkway over Raritan River Smith St. built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2008.

What condition is Garden ST Parkway over Raritan River Smith St. 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 July 2023.

How much traffic does Garden ST Parkway over Raritan River Smith St. carry?

About 116,554 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Garden ST Parkway over Raritan River Smith St.?

The structure is 4,391 ft (1,338.4 m) long with a longest span of 250 ft (76.2 m) and a deck 129 ft wide.

Who owns Garden ST Parkway over Raritan River Smith St.?

It is owned by the State Toll Authority.