US Bridges

Main Street over Cedar Brook

Fair

Middlesex County, New Jersey · 0.2 Mi. SW of JCT RT.130 · Structure no. 124B104

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
1,975
2023 count
Owner
County
County Highway Agency

About this bridge

Main Street over Cedar Brook is a concrete culvert carrying Main Street over Cedar Brook in Middlesex County, New Jersey. It was built in 1992, so it is 33 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 1,975 vehicles a day, roughly 3% of them trucks, projected to reach 2,410 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMain Street
CrossesCedar Brook
Location0.2 Mi. SW of JCT RT.130
RouteCity Street 614
Coordinates40.32598, -74.50868
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 rating81 US tons
Inventory rating49.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,975 (2023)
Projected traffic2,410 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 Main Street over Cedar Brook built?

It was built in 1992, making it 33 years old in 2025.

What condition is Main Street 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 2023.

How much traffic does Main Street over Cedar Brook carry?

About 1,975 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Main Street over Cedar Brook?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns Main Street over Cedar Brook?

It is owned by the County Highway Agency.