US Bridges

Nj TPK(I-95) over Assunpink Creek

Fair

Mercer County, New Jersey · 2.83 MI North of Exit 7A · Structure no. M063320

Built
1950
75 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
44 ft
1 main span
Daily traffic
97,420
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj TPK(I-95) over Assunpink Creek is a steel stringer/multi-beam or girder carrying Nj TPK(I-95) over Assunpink Creek in Mercer 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 5 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 97,420 vehicles a day, roughly 1% of them trucks, projected to reach 153,217 by 2044. The structure is 44 ft (13.4 m) long and 128 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNj TPK(I-95)
CrossesAssunpink Creek
Location2.83 MI North of Exit 7A
RouteInterstate 95
CountyMercer County
StateNew Jersey
Coordinates40.21972, -74.56291
Functional classRural 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating52.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width128 ft (39 m)
Roadway width122 ft (37.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97,420 (2024)
Projected traffic153,217 by 2044
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Assunpink Creek built?

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

What condition is Nj TPK(I-95) over Assunpink Creek 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 2024.

How much traffic does Nj TPK(I-95) over Assunpink Creek carry?

About 97,420 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Nj TPK(I-95) over Assunpink Creek?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 128 ft wide.

Who owns Nj TPK(I-95) over Assunpink Creek?

It is owned by the State Toll Authority.