US Bridges

Rt 561S over Great Egg Harbor River

Fair

Atlantic County, New Jersey · 0.98 MI N. of US Rt 322 · Structure no. 01BV006

Built
1934
91 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
5,311
2023 count
Owner
County
County Highway Agency

About this bridge

Rt 561S over Great Egg Harbor River is a steel stringer/multi-beam or girder carrying Rt 561S over Great Egg Harbor River in Atlantic County, New Jersey. It was built in 1934, so it is 91 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 5,311 vehicles a day, roughly 4% of them trucks, projected to reach 6,372 by 2043. The structure is 41 ft (12.5 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRt 561S
CrossesGreat Egg Harbor River
Location0.98 MI N. of US Rt 322
RouteCounty Highway 561S
CountyAtlantic County
StateNew Jersey
Coordinates39.58395, -74.8303
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span37 ft (11.3 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,311 (2023)
Projected traffic6,372 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$190,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt 561S over Great Egg Harbor River built?

It was built in 1934, making it 91 years old in 2025.

What condition is Rt 561S over Great Egg Harbor 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 January 2023.

How much traffic does Rt 561S over Great Egg Harbor River carry?

About 5,311 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Rt 561S over Great Egg Harbor River?

The structure is 41 ft (12.5 m) long with a longest span of 37 ft (11.3 m) and a deck 34 ft wide.

Who owns Rt 561S over Great Egg Harbor River?

It is owned by the County Highway Agency.