US Bridges

Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno *

Fair

Middlesex County, New Jersey · 4 MI South of Int 9 · Structure no. M079300

Built
1990
35 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
340 ft
4 main spans
Daily traffic
3,943
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno * is a steel continuous stringer/multi-beam or girder carrying Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno * in Middlesex County, New Jersey. It was built in 1990, so it is 35 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 3,943 vehicles a day, roughly 7% of them trucks, projected to reach 4,812 by 2043. The structure is 340 ft (103.6 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesHardenburg Lane *
CrossesNj Tpk Nso Nsi Sni Sno *
Location4 MI South of Int 9
RouteCity Street 0
CountyMiddlesex County
StateNew Jersey
Coordinates40.42533, -74.44064
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length340 ft (103.6 m)
Longest span100 ft (30.5 m)
Deck width35 ft (10.6 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,943 (2023)
Projected traffic4,812 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno * built?

It was built in 1990, making it 35 years old in 2025.

What condition is Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno * 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 Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno * carry?

About 3,943 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno *?

The structure is 340 ft (103.6 m) long with a longest span of 100 ft (30.5 m) and a deck 35 ft wide.

Who owns Hardenburg Lane * over Nj Tpk Nso Nsi Sni Sno *?

It is owned by the State Toll Authority.