US Bridges

Greenacres Avenue over Bronx River

Fair

Westchester County, New York · 2.3 Miles East of Ardsley · Structure no. 000000003348730

Built
1925
100 years old, rebuilt 1988
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
1,451
1996 count
Owner
County
County Highway Agency

About this bridge

Greenacres Avenue over Bronx River is a prestressed concrete box beam or girders - multiple carrying Greenacres Avenue over Bronx River in Westchester County, New York. It was built in 1925 and reconstructed in 1988, so it is 100 years old, older 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 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 1,451 vehicles a day, roughly 10% of them trucks, projected to reach 2,031 by 2016. The structure is 43 ft (13.1 m) long and 36 ft wide.

CarriesGreenacres Avenue
CrossesBronx River
Location2.3 Miles East of Ardsley
Coordinates41.01122, -73.79505
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.5 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length43 ft (13.1 m)
Longest span37 ft (11.2 m)
Deck width36 ft (10.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,451 (1996)
Projected traffic2,031 by 2016
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Greenacres Avenue over Bronx River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 1988.

What condition is Greenacres Avenue over Bronx 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 May 2023.

How much traffic does Greenacres Avenue over Bronx River carry?

About 1,451 vehicles per day (1996 count), of which roughly 10% are trucks.

How long is Greenacres Avenue over Bronx River?

The structure is 43 ft (13.1 m) long with a longest span of 37 ft (11.2 m) and a deck 36 ft wide.

Who owns Greenacres Avenue over Bronx River?

It is owned by the County Highway Agency.