US Bridges

Nsi & Sni Roadways over Hightstown-Cranbury Road

Good

Middlesex County, New Jersey · 2 MI North of Int 8 · Structure no. M06985R

Built
2014
11 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
248 ft
2 main spans
Daily traffic
99,482
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nsi & Sni Roadways over Hightstown-Cranbury Road is a steel continuous stringer/multi-beam or girder carrying Nsi & Sni Roadways over Hightstown-Cranbury Road in Middlesex County, New Jersey. It was built in 2014, so it is 11 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 99,482 vehicles a day, roughly 1% of them trucks, projected to reach 150,200 by 2043. The structure is 248 ft (75.6 m) long and 128 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNsi & Sni Roadways
CrossesHightstown-Cranbury Road
Location2 MI North of Int 8
RouteInterstate 95
Coordinates40.29575, -74.49772
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length248 ft (75.6 m)
Longest span125 ft (38.1 m)
Deck width128 ft (39 m)
Roadway width121 ft (36.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99,482 (2023)
Projected traffic150,200 by 2043
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nsi & Sni Roadways over Hightstown-Cranbury Road built?

It was built in 2014, making it 11 years old in 2025.

What condition is Nsi & Sni Roadways over Hightstown-Cranbury Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does Nsi & Sni Roadways over Hightstown-Cranbury Road carry?

About 99,482 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Nsi & Sni Roadways over Hightstown-Cranbury Road?

The structure is 248 ft (75.6 m) long with a longest span of 125 ft (38.1 m) and a deck 128 ft wide.

Who owns Nsi & Sni Roadways over Hightstown-Cranbury Road?

It is owned by the State Toll Authority.