US Bridges

NJ519 over Delaware River

Fair

Hunterdon County, New Jersey · Nj 519 · Structure no. 3300240

Built
1933
92 years old, rebuilt 2011
Condition
Fair
inspected April 2024
Type
Truss - Thru
Steel
Length
700 ft
3 main spans
Daily traffic
3,600
2024 count
Owner
Toll Authority
Local Toll Authority

About this bridge

NJ519 over Delaware River is a steel truss - thru carrying NJ519 over Delaware River in Hunterdon County, New Jersey. It was built in 1933 and reconstructed in 2011, so it is 92 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 3,600 vehicles a day, roughly 3% of them trucks, projected to reach 4,500 by 2044. The structure is 700 ft (213.4 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesNJ519
CrossesDelaware River
LocationNj 519
RouteCounty Highway 0
CountyHunterdon County
StateNew Jersey
Coordinates40.5667, -75.0983
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 alignment6: Equal to present minimum criteria
Operating rating87.7 US tons
Inventory rating52.4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckClosed grating
Main spans3
Design loadUnknown
Structure length700 ft (213.4 m)
Longest span228 ft (69.5 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic3,600 (2024)
Projected traffic4,500 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$481,000
NavigationNo navigation control on waterway

Frequently asked questions

When was NJ519 over Delaware River built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 2011.

What condition is NJ519 over Delaware 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 April 2024.

How much traffic does NJ519 over Delaware River carry?

About 3,600 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is NJ519 over Delaware River?

The structure is 700 ft (213.4 m) long with a longest span of 228 ft (69.5 m) and a deck 22 ft wide.

Who owns NJ519 over Delaware River?

It is owned by the Local Toll Authority.