US Bridges

Birm-Arney Mt. RD over Indian Run

Fair

Burlington County, New Jersey · 0.2 MI N of Birmingham RD · Structure no. 03E4510

Built
1900
125 years old, rebuilt 1992
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
2 main spans
Daily traffic
627
2024 count
Owner
County
County Highway Agency

About this bridge

Birm-Arney Mt. RD over Indian Run is a wood or timber stringer/multi-beam or girder carrying Birm-Arney Mt. RD over Indian Run in Burlington County, New Jersey. It was built in 1900 and reconstructed in 1992, so it is 125 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 627 vehicles a day, roughly 3% of them trucks, projected to reach 766 by 2044. The structure is 30 ft (9.1 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesBirm-Arney Mt. RD
CrossesIndian Run
Location0.2 MI N of Birmingham RD
RouteCity Street 0
CountyBurlington County
StateNew Jersey
Coordinates39.98204, -74.70766
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment2: Basically intolerable, requiring high priority of replacement
Operating rating51 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span16 ft (4.9 m)
Deck width18 ft (5.4 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic627 (2024)
Projected traffic766 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Birm-Arney Mt. RD over Indian Run built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1992.

What condition is Birm-Arney Mt. RD over Indian Run 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 August 2024.

How much traffic does Birm-Arney Mt. RD over Indian Run carry?

About 627 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Birm-Arney Mt. RD over Indian Run?

The structure is 30 ft (9.1 m) long with a longest span of 16 ft (4.9 m) and a deck 18 ft wide.

Who owns Birm-Arney Mt. RD over Indian Run?

It is owned by the County Highway Agency.