US Bridges

U.S. 46 over Trib to Delaware River

Fair

Warren County, New Jersey · 3.42 Miles East of I-80 · Structure no. 2107152

Built
2005
20 years old
Condition
Fair
inspected June 2023
Type
Slab
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
8,215
2023 count
Owner
State
State Highway Agency

About this bridge

U.S. 46 over Trib to Delaware River is a prestressed concrete slab carrying U.S. 46 over Trib to Delaware River in Warren County, New Jersey. It was built in 2005, so it is 20 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 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 8,215 vehicles a day, roughly 7% of them trucks, projected to reach 9,855 by 2043. The structure is 34 ft (10.4 m) long and 48 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesU.S. 46
CrossesTrib to Delaware River
Location3.42 Miles East of I-80
RouteU.S. Route 46
Coordinates40.88472, -75.0604
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,215 (2023)
Projected traffic9,855 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 46 over Trib to Delaware River built?

It was built in 2005, making it 20 years old in 2025.

What condition is U.S. 46 over Trib to 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 June 2023.

How much traffic does U.S. 46 over Trib to Delaware River carry?

About 8,215 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is U.S. 46 over Trib to Delaware River?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 48 ft wide.

Who owns U.S. 46 over Trib to Delaware River?

It is owned by the State Highway Agency.