US Bridges

Njtpk (I-95) over Rocky Brook

Good

Mercer County, New Jersey · 0.3MI South Int 8 · Structure no. M06727N

Built
2013
12 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
93 ft
1 main span
Daily traffic
27,952
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Njtpk (I-95) over Rocky Brook is a steel stringer/multi-beam or girder carrying Njtpk (I-95) over Rocky Brook in Mercer County, New Jersey. It was built in 2013, so it is 12 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 27,952 vehicles a day, roughly 32% of them trucks, projected to reach 75,336 by 2043. The structure is 93 ft (28.3 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesNjtpk (I-95)
CrossesRocky Brook
Location0.3MI South Int 8
RouteInterstate 95
CountyMercer County
StateNew Jersey
Coordinates40.25986, -74.51261
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.1 US tons
Inventory rating66 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length93 ft (28.3 m)
Longest span91 ft (27.7 m)
Deck width71 ft (21.6 m)
Roadway width67 ft (20.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,952 (2023)
Projected traffic75,336 by 2043
Trucks32%
Lanes on structure4
Traffic directionOne-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 Njtpk (I-95) over Rocky Brook built?

It was built in 2013, making it 12 years old in 2025.

What condition is Njtpk (I-95) over Rocky Brook 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 Njtpk (I-95) over Rocky Brook carry?

About 27,952 vehicles per day (2023 count), of which roughly 32% are trucks.

How long is Njtpk (I-95) over Rocky Brook?

The structure is 93 ft (28.3 m) long with a longest span of 91 ft (27.7 m) and a deck 71 ft wide.

Who owns Njtpk (I-95) over Rocky Brook?

It is owned by the State Toll Authority.