US Bridges

Madisonville RD over Passaic River

Fair

Somerset County, New Jersey · .46 MI E of N Maple Ave · Structure no. 18H1305

Built
1975
50 years old, rebuilt 2023
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
7,325
2023 count
Owner
County
County Highway Agency

About this bridge

Madisonville RD over Passaic River is a prestressed concrete box beam or girders - multiple carrying Madisonville RD over Passaic River in Somerset County, New Jersey. It was built in 1975 and reconstructed in 2023, so it is 50 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 7,325 vehicles a day, roughly 3% of them trucks, projected to reach 8,790 by 2043. The structure is 90 ft (27.4 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMadisonville RD
CrossesPassaic River
Location.46 MI E of N Maple Ave
RouteCity Street 0
CountySomerset County
StateNew Jersey
Coordinates40.7211, -74.5322
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68 US tons
Inventory rating40 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span84 ft (25.6 m)
Deck width34 ft (10.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,325 (2023)
Projected traffic8,790 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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$1.2 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Madisonville RD over Passaic River built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2023.

What condition is Madisonville RD over Passaic 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 September 2023.

How much traffic does Madisonville RD over Passaic River carry?

About 7,325 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Madisonville RD over Passaic River?

The structure is 90 ft (27.4 m) long with a longest span of 84 ft (25.6 m) and a deck 34 ft wide.

Who owns Madisonville RD over Passaic River?

It is owned by the County Highway Agency.