US Bridges

US 202 NB over Nj 31

Fair

Hunterdon County, New Jersey · 1.25 MI S of CO 514 JCT · Structure no. 1023159

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
134 ft
3 main spans
Daily traffic
17,618
2024 count
Owner
State
State Highway Agency

About this bridge

US 202 NB over Nj 31 is a prestressed concrete stringer/multi-beam or girder carrying US 202 NB over Nj 31 in Hunterdon County, New Jersey. It was built in 1965, so it is 60 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 17,618 vehicles a day, roughly 4% of them trucks, projected to reach 21,142 by 2044. The structure is 134 ft (40.8 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 202 NB
CrossesNj 31
Location1.25 MI S of CO 514 JCT
RouteU.S. Route 202
Coordinates40.42306, -74.86556
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span71 ft (21.6 m)
Deck width44 ft (13.4 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,618 (2024)
Projected traffic21,142 by 2044
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 202 NB over Nj 31 built?

It was built in 1965, making it 60 years old in 2025.

What condition is US 202 NB over Nj 31 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 June 2024.

How much traffic does US 202 NB over Nj 31 carry?

About 17,618 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 202 NB over Nj 31?

The structure is 134 ft (40.8 m) long with a longest span of 71 ft (21.6 m) and a deck 44 ft wide.

Who owns US 202 NB over Nj 31?

It is owned by the State Highway Agency.