US Bridges

Dirt Farm Road over Former Stranton Branch

FairPosted for load

Warren County, New Jersey · Enter at 28 Heller Hill R · Structure no. 2153161

Built
1911
114 years old
Condition
Fair
inspected September 2024
Type
Arch - Deck
Concrete
Length
89 ft
1 main span
Daily traffic
3
2024 count
Owner
Unknown
Unknown

About this bridge

Dirt Farm Road over Former Stranton Branch is a concrete arch - deck carrying Dirt Farm Road over Former Stranton Branch in Warren County, New Jersey. It was built in 1911, so it is 114 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 3 vehicles a day, roughly 3% of them trucks, projected to reach 3 by 2044. The structure is 89 ft (27.1 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesDirt Farm Road
CrossesFormer Stranton Branch
LocationEnter at 28 Heller Hill R
CountyWarren County
StateNew Jersey
Coordinates40.9681, -74.9697
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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load 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 rating23 US tons
Inventory rating13 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length89 ft (27.1 m)
Longest span75 ft (22.9 m)
Deck width17 ft (5.1 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3 (2024)
Projected traffic3 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesOther
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$731,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Dirt Farm Road over Former Stranton Branch built?

It was built in 1911, making it 114 years old in 2025.

What condition is Dirt Farm Road over Former Stranton Branch 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 September 2024.

How much traffic does Dirt Farm Road over Former Stranton Branch carry?

About 3 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Dirt Farm Road over Former Stranton Branch?

The structure is 89 ft (27.1 m) long with a longest span of 75 ft (22.9 m) and a deck 17 ft wide.

Who owns Dirt Farm Road over Former Stranton Branch?

It is owned by the Unknown and maintained by the State Highway Agency.