US Bridges

Fifth Avenue over Hackensack River

Fair

Rockland County, New York · 3.2 MI SW of Nyack · Structure no. 000000003345960

Built
1983
42 years old
Condition
Fair
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
2,498
2021 count
Owner
County
County Highway Agency

About this bridge

Fifth Avenue over Hackensack River is a prestressed concrete box beam or girders - multiple carrying Fifth Avenue over Hackensack River in Rockland County, New York. It was built in 1983, so it is 42 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 2,498 vehicles a day, roughly 2% of them trucks, projected to reach 3,090 by 2041. The structure is 84 ft (25.6 m) long and 34 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesFifth Avenue
CrossesHackensack River
Location3.2 MI SW of Nyack
CountyRockland County
StateNew York
Coordinates41.07024, -73.97553
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
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 within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106 US tons
Inventory rating48 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length84 ft (25.6 m)
Longest span82 ft (24.9 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,498 (2021)
Projected traffic3,090 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$1.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Fifth Avenue over Hackensack River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Fifth Avenue over Hackensack 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 Fifth Avenue over Hackensack River carry?

About 2,498 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Fifth Avenue over Hackensack River?

The structure is 84 ft (25.6 m) long with a longest span of 82 ft (24.9 m) and a deck 34 ft wide.

Who owns Fifth Avenue over Hackensack River?

It is owned by the County Highway Agency.