US Bridges

US 202 SB over Nj Route 31

Fair

Hunterdon County, New Jersey · 1.25 MI S of CR 514 JCT · Structure no. 1023160

Built
1965
60 years old, rebuilt 2010
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
133 ft
3 main spans
Daily traffic
18,462
2024 count
Owner
State
State Highway Agency

About this bridge

US 202 SB over Nj Route 31 is a prestressed concrete stringer/multi-beam or girder carrying US 202 SB over Nj Route 31 in Hunterdon County, New Jersey. It was built in 1965 and reconstructed in 2010, 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 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 18,462 vehicles a day, roughly 4% of them trucks, projected to reach 22,154 by 2044. The structure is 133 ft (40.5 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 202 SB
CrossesNj Route 31
Location1.25 MI S of CR 514 JCT
RouteU.S. Route 202
Coordinates40.42336, -74.86562
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating26.5 US tons
Inventory rating20.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length133 ft (40.5 m)
Longest span71 ft (21.6 m)
Deck width49 ft (14.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,462 (2024)
Projected traffic22,154 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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 SB over Nj Route 31 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2010.

What condition is US 202 SB over Nj Route 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 May 2024.

How much traffic does US 202 SB over Nj Route 31 carry?

About 18,462 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 202 SB over Nj Route 31?

The structure is 133 ft (40.5 m) long with a longest span of 71 ft (21.6 m) and a deck 49 ft wide.

Who owns US 202 SB over Nj Route 31?

It is owned by the State Highway Agency.