US Bridges

Carlock Avenue over Nj 440

Fair

Middlesex County, New Jersey · 1.05 MI N of US 9 JCT · Structure no. 1234179

Built
1972
53 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
226 ft
2 main spans
Daily traffic
1,197
2023 count
Owner
State
State Highway Agency

About this bridge

Carlock Avenue over Nj 440 is a steel stringer/multi-beam or girder carrying Carlock Avenue over Nj 440 in Middlesex County, New Jersey. It was built in 1972, so it is 53 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 1,197 vehicles a day, roughly 1% of them trucks, projected to reach 1,436 by 2043. The structure is 226 ft (68.9 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCarlock Avenue
CrossesNj 440
Location1.05 MI N of US 9 JCT
RouteCity Street 0
CountyMiddlesex County
StateNew Jersey
Coordinates40.52819, -74.2857
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating74 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length226 ft (68.9 m)
Longest span118 ft (36 m)
Deck width49 ft (14.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,197 (2023)
Projected traffic1,436 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Carlock Avenue over Nj 440 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Carlock Avenue over Nj 440 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 June 2023.

How much traffic does Carlock Avenue over Nj 440 carry?

About 1,197 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Carlock Avenue over Nj 440?

The structure is 226 ft (68.9 m) long with a longest span of 118 ft (36 m) and a deck 49 ft wide.

Who owns Carlock Avenue over Nj 440?

It is owned by the State Highway Agency.