US Bridges

Nj TPK(I-95) over Cranbury Brook

Fair

Middlesex County, New Jersey · 2.4 MI N RTE 33 & Nj Tpk · Structure no. M070740

Built
1950
75 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
99,482
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj TPK(I-95) over Cranbury Brook is a steel stringer/multi-beam or girder carrying Nj TPK(I-95) over Cranbury Brook in Middlesex County, New Jersey. It was built in 1950, so it is 75 years old, older 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 99,482 vehicles a day, roughly 1% of them trucks, projected to reach 195,752 by 2043. The structure is 41 ft (12.5 m) long and 128 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNj TPK(I-95)
CrossesCranbury Brook
Location2.4 MI N RTE 33 & Nj Tpk
RouteInterstate 95
CountyMiddlesex County
StateNew Jersey
Coordinates40.30795, -74.49216
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span37 ft (11.3 m)
Deck width128 ft (39 m)
Roadway width122 ft (37.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99,482 (2023)
Projected traffic195,752 by 2043
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj TPK(I-95) over Cranbury Brook built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nj TPK(I-95) over Cranbury Brook 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 April 2023.

How much traffic does Nj TPK(I-95) over Cranbury Brook carry?

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

How long is Nj TPK(I-95) over Cranbury Brook?

The structure is 41 ft (12.5 m) long with a longest span of 37 ft (11.3 m) and a deck 128 ft wide.

Who owns Nj TPK(I-95) over Cranbury Brook?

It is owned by the State Toll Authority.