US Bridges

US202/US206 over N Branch Raritan River

Fair

Somerset County, New Jersey · 0.26MI N. of I-287 · Structure no. 1808167

Built
1922
103 years old, rebuilt 1975
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
93 ft
2 main spans
Daily traffic
27,550
2023 count
Owner
State
State Highway Agency

About this bridge

US202/US206 over N Branch Raritan River is a steel stringer/multi-beam or girder carrying US202/US206 over N Branch Raritan River in Somerset County, New Jersey. It was built in 1922 and reconstructed in 1975, so it is 103 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 27,550 vehicles a day, roughly 4% of them trucks, projected to reach 33,060 by 2043. The structure is 93 ft (28.3 m) long and 106 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS202/US206
CrossesN Branch Raritan River
Location0.26MI N. of I-287
RouteU.S. Route 202
Coordinates40.66103, -74.64552
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span46 ft (14 m)
Deck width106 ft (32.3 m)
Roadway width90 ft (27.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,550 (2023)
Projected traffic33,060 by 2043
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4.7 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US202/US206 over N Branch Raritan River built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1975.

What condition is US202/US206 over N Branch Raritan River 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 2023.

How much traffic does US202/US206 over N Branch Raritan River carry?

About 27,550 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US202/US206 over N Branch Raritan River?

The structure is 93 ft (28.3 m) long with a longest span of 46 ft (14 m) and a deck 106 ft wide.

Who owns US202/US206 over N Branch Raritan River?

It is owned by the State Highway Agency.