US Bridges

Dunkard Church RD over Third Neshanic Riv Trib

FairPosted for load

Hunterdon County, New Jersey · 300 Ft.E. of Haines Rd. · Structure no. 1000122

Built
1925
100 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
2 main spans
Daily traffic
334
2023 count
Owner
County
County Highway Agency

About this bridge

Dunkard Church RD over Third Neshanic Riv Trib is a steel stringer/multi-beam or girder carrying Dunkard Church RD over Third Neshanic Riv Trib in Hunterdon County, New Jersey. It was built in 1925, so it is 100 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. Its operating status is: posted for load restriction.

It carries about 334 vehicles a day, roughly 3% of them trucks, projected to reach 407 by 2043. The structure is 31 ft (9.4 m) long and 17 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesDunkard Church RD
CrossesThird Neshanic Riv Trib
Location300 Ft.E. of Haines Rd.
RouteCity Street 0
CountyHunterdon County
StateNew Jersey
Coordinates40.44384, -74.89729
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span13 ft (4 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic334 (2023)
Projected traffic407 by 2043
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$242,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dunkard Church RD over Third Neshanic Riv Trib built?

It was built in 1925, making it 100 years old in 2025.

What condition is Dunkard Church RD over Third Neshanic Riv Trib 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 March 2023.

How much traffic does Dunkard Church RD over Third Neshanic Riv Trib carry?

About 334 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Dunkard Church RD over Third Neshanic Riv Trib?

The structure is 31 ft (9.4 m) long with a longest span of 13 ft (4 m) and a deck 17 ft wide.

Who owns Dunkard Church RD over Third Neshanic Riv Trib?

It is owned by the County Highway Agency.