US Bridges

South Ave (cr 610) over Rahway River

Fair

Union County, New Jersey · Near Centennial Avenue · Structure no. 2003028

Built
1983
42 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
12,275
2024 count
Owner
County
County Highway Agency

About this bridge

South Ave (cr 610) over Rahway River is a prestressed concrete box beam or girders - multiple carrying South Ave (cr 610) over Rahway River in Union County, New Jersey. It was built in 1983, so it is 42 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 12,275 vehicles a day, roughly 4% of them trucks, projected to reach 14,978 by 2044. The structure is 77 ft (23.5 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth Ave (cr 610)
CrossesRahway River
LocationNear Centennial Avenue
RouteCounty Highway 610
Coordinates40.65495, -74.30095
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span75 ft (22.9 m)
Deck width62 ft (18.8 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,275 (2024)
Projected traffic14,978 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was South Ave (cr 610) over Rahway River built?

It was built in 1983, making it 42 years old in 2025.

What condition is South Ave (cr 610) over Rahway River 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 South Ave (cr 610) over Rahway River carry?

About 12,275 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is South Ave (cr 610) over Rahway River?

The structure is 77 ft (23.5 m) long with a longest span of 75 ft (22.9 m) and a deck 62 ft wide.

Who owns South Ave (cr 610) over Rahway River?

It is owned by the County Highway Agency.