US Bridges

Ridgedale Avenue over Wedgewood Brook

Fair

Middlesex County, New Jersey · 1.4 Miles East of RTE 1&9 · Structure no. 121B018

Built
1979
46 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
966
2023 count
Owner
County
County Highway Agency

About this bridge

Ridgedale Avenue over Wedgewood Brook is a concrete culvert carrying Ridgedale Avenue over Wedgewood Brook in Middlesex County, New Jersey. It was built in 1979, so it is 46 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 966 vehicles a day, roughly 1% of them trucks, projected to reach 1,178 by 2043. The structure is 20 ft (6.1 m) long and 86 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRidgedale Avenue
CrossesWedgewood Brook
Location1.4 Miles East of RTE 1&9
RouteCity Street 0
CountyMiddlesex County
StateNew Jersey
Coordinates40.5625, -74.27606
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width86 ft (26.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic966 (2023)
Projected traffic1,178 by 2043
Trucks1%
Lanes on structure2
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ridgedale Avenue over Wedgewood Brook built?

It was built in 1979, making it 46 years old in 2025.

What condition is Ridgedale Avenue over Wedgewood Brook 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 March 2023.

How much traffic does Ridgedale Avenue over Wedgewood Brook carry?

About 966 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Ridgedale Avenue over Wedgewood Brook?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 86 ft wide.

Who owns Ridgedale Avenue over Wedgewood Brook?

It is owned by the County Highway Agency.