US Bridges

Metlars LN(CR.609) over Lake Nelson

Fair

Middlesex County, New Jersey · 0.15 Miles South of CR665 · Structure no. 122B127

Built
1979
46 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
20,142
2023 count
Owner
County
County Highway Agency

About this bridge

Metlars LN(CR.609) over Lake Nelson is a prestressed concrete box beam or girders - single or spread carrying Metlars LN(CR.609) over Lake Nelson 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 20,142 vehicles a day, roughly 4% of them trucks, projected to reach 24,578 by 2043. The structure is 46 ft (14 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesMetlars LN(CR.609)
CrossesLake Nelson
Location0.15 Miles South of CR665
RouteCounty Highway 609
CountyMiddlesex County
StateNew Jersey
Coordinates40.54067, -74.43829
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating89 US tons
Inventory rating47 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length46 ft (14 m)
Longest span42 ft (12.8 m)
Deck width44 ft (13.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,142 (2023)
Projected traffic24,578 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 SystemYes

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 Metlars LN(CR.609) over Lake Nelson built?

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

What condition is Metlars LN(CR.609) over Lake Nelson 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 May 2023.

How much traffic does Metlars LN(CR.609) over Lake Nelson carry?

About 20,142 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Metlars LN(CR.609) over Lake Nelson?

The structure is 46 ft (14 m) long with a longest span of 42 ft (12.8 m) and a deck 44 ft wide.

Who owns Metlars LN(CR.609) over Lake Nelson?

It is owned by the County Highway Agency.