US Bridges

Rt 559 over Great Egg Harbor River

Good

Atlantic County, New Jersey · .42 MI N of Nj 50 & 40 · Structure no. 01HML54

Built
2021
4 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Prestressed Concrete
Length
105 ft
2 main spans
Daily traffic
6,637
2023 count
Owner
County
County Highway Agency

About this bridge

Rt 559 over Great Egg Harbor River is a prestressed concrete tee beam carrying Rt 559 over Great Egg Harbor River in Atlantic County, New Jersey. It was built in 2021, so it is 4 years old, younger than the New Jersey average of 58.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,637 vehicles a day, roughly 3% of them trucks, projected to reach 7,964 by 2043. The structure is 105 ft (32 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRt 559
CrossesGreat Egg Harbor River
Location.42 MI N of Nj 50 & 40
RouteCounty Highway 559
Coordinates39.45351, -74.73424
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating37.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHL 93
Structure length105 ft (32 m)
Longest span48 ft (14.6 m)
Deck width47 ft (14.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,637 (2023)
Projected traffic7,964 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$3.1 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt 559 over Great Egg Harbor River built?

It was built in 2021, making it 4 years old in 2025.

What condition is Rt 559 over Great Egg Harbor River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Rt 559 over Great Egg Harbor River carry?

About 6,637 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Rt 559 over Great Egg Harbor River?

The structure is 105 ft (32 m) long with a longest span of 48 ft (14.6 m) and a deck 47 ft wide.

Who owns Rt 559 over Great Egg Harbor River?

It is owned by the County Highway Agency.