US Bridges

Cozzens Lane CR608 over Six Mile Run

Fair

Middlesex County, New Jersey · 0.5 Mile West of US 1 · Structure no. 124B003

Built
1993
32 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
18,046
2023 count
Owner
County
County Highway Agency

About this bridge

Cozzens Lane CR608 over Six Mile Run is a concrete culvert carrying Cozzens Lane CR608 over Six Mile Run in Middlesex County, New Jersey. It was built in 1993, so it is 32 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 18,046 vehicles a day, roughly 4% of them trucks, projected to reach 22,019 by 2043. The structure is 22 ft (6.7 m) long and 61 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCozzens Lane CR608
CrossesSix Mile Run
Location0.5 Mile West of US 1
RouteCounty Highway 608
CountyMiddlesex County
StateNew Jersey
Coordinates40.45569, -74.49928
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width61 ft (18.5 m)
Roadway width52 ft (15.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,046 (2023)
Projected traffic22,019 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cozzens Lane CR608 over Six Mile Run built?

It was built in 1993, making it 32 years old in 2025.

What condition is Cozzens Lane CR608 over Six Mile Run 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 Cozzens Lane CR608 over Six Mile Run carry?

About 18,046 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Cozzens Lane CR608 over Six Mile Run?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 61 ft wide.

Who owns Cozzens Lane CR608 over Six Mile Run?

It is owned by the County Highway Agency.