US Bridges

US 1 Southbound over Raritan Rivr & Local Rds

Fair

Middlesex County, New Jersey · 0.7MI N of US1 & NJ18 JCT · Structure no. 1203156

Built
1975
50 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,888 ft
8 main spans
Daily traffic
65,136
2023 count
Owner
State
State Highway Agency

About this bridge

US 1 Southbound over Raritan Rivr & Local Rds is a steel continuous stringer/multi-beam or girder carrying US 1 Southbound over Raritan Rivr & Local Rds in Middlesex County, New Jersey. It was built in 1975, so it is 50 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 65,136 vehicles a day, roughly 4% of them trucks, projected to reach 79,478 by 2043. The structure is 1,888 ft (575.5 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 1 Southbound
CrossesRaritan Rivr & Local Rds
Location0.7MI N of US1 & NJ18 JCT
RouteU.S. Route 1
CountyMiddlesex County
StateNew Jersey
Coordinates40.48981, -74.41374
Functional classUrban Other Principal Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+2 approach)
Design loadHS 20
Structure length1,888 ft (575.5 m)
Longest span222 ft (67.7 m)
Deck width63 ft (19.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,136 (2023)
Projected traffic79,478 by 2043
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US 1 Southbound over Raritan Rivr & Local Rds built?

It was built in 1975, making it 50 years old in 2025.

What condition is US 1 Southbound over Raritan Rivr & Local Rds 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 May 2023.

How much traffic does US 1 Southbound over Raritan Rivr & Local Rds carry?

About 65,136 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US 1 Southbound over Raritan Rivr & Local Rds?

The structure is 1,888 ft (575.5 m) long with a longest span of 222 ft (67.7 m) and a deck 63 ft wide.

Who owns US 1 Southbound over Raritan Rivr & Local Rds?

It is owned by the State Highway Agency.