US Bridges

Watchung Avenue over Cedar Brook

Fair

Union County, New Jersey · At Richmond Street · Structure no. 2012052

Built
1930
95 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
4,166
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Watchung Avenue over Cedar Brook is a concrete continuous culvert carrying Watchung Avenue over Cedar Brook in Union County, New Jersey. It was built in 1930, so it is 95 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 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 4,166 vehicles a day, roughly 3% of them trucks, projected to reach 5,083 by 2044. The structure is 28 ft (8.5 m) long.

CarriesWatchung Avenue
CrossesCedar Brook
LocationAt Richmond Street
RouteCity Street 0
Coordinates40.61734, -74.41086
Functional classUrban Collector

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,166 (2024)
Projected traffic5,083 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Watchung Avenue over Cedar Brook built?

It was built in 1930, making it 95 years old in 2025.

What condition is Watchung Avenue over Cedar 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 April 2024.

How much traffic does Watchung Avenue over Cedar Brook carry?

About 4,166 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Watchung Avenue over Cedar Brook?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Watchung Avenue over Cedar Brook?

It is owned by the City or Municipal Highway Agency.