US Bridges

Nj 29 to Pa 32 over Delaware River

FairPosted for load

Mercer County, New Jersey · Nj 29 @ MP 4.34 · Structure no. 3300060

Built
1884
141 years old, rebuilt 2010
Condition
Fair
inspected April 2024
Type
Truss - Thru
Aluminum, Wrought Iron, or Cast Iron
Length
1,277 ft
7 main spans
Daily traffic
16,500
2024 count
Owner
Toll Authority
Local Toll Authority

About this bridge

Nj 29 to Pa 32 over Delaware River is a aluminum, wrought iron, or cast iron truss - thru carrying Nj 29 to Pa 32 over Delaware River in Mercer County, New Jersey. It was built in 1884 and reconstructed in 2010, so it is 141 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. Its operating status is: posted for load restriction.

It carries about 16,500 vehicles a day, projected to reach 20,000 by 2044. The structure is 1,277 ft (389.2 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNj 29 to Pa 32
CrossesDelaware River
LocationNj 29 @ MP 4.34
RouteCity Street 0
Coordinates40.21971, -74.77834
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating36.3 US tons
Inventory rating23.1 US tons

Structure

Structure typeTruss - Thru
MaterialAluminum, Wrought Iron, or Cast Iron
DeckOpen grating
Main spans7
Design loadUnknown
Structure length1,277 ft (389.2 m)
Longest span180 ft (54.9 m)
Deck width21 ft (6.3 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deck14 ft (4.2 m)

Traffic and service

Average daily traffic16,500 (2024)
Projected traffic20,000 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerLocal Toll Authority
Maintained byLocal Toll Authority
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$11,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj 29 to Pa 32 over Delaware River built?

It was built in 1884, making it 141 years old in 2025. It was reconstructed in 2010.

What condition is Nj 29 to Pa 32 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 Nj 29 to Pa 32 over Delaware River carry?

About 16,500 vehicles per day (2024 count).

How long is Nj 29 to Pa 32 over Delaware River?

The structure is 1,277 ft (389.2 m) long with a longest span of 180 ft (54.9 m) and a deck 21 ft wide.

Who owns Nj 29 to Pa 32 over Delaware River?

It is owned by the Local Toll Authority.