US Bridges

RTE I287 over RTE 9A

Fair

Westchester County, New York · JCT Rts 9A+I287 · Structure no. 000000001006109

Built
2004
21 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
145 ft
1 main span
Daily traffic
96,758
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I287 over RTE 9A is a prestressed concrete stringer/multi-beam or girder carrying RTE I287 over RTE 9A in Westchester County, New York. It was built in 2004, so it is 21 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 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 96,758 vehicles a day, roughly 18% of them trucks, projected to reach 163,849 by 2041. The structure is 145 ft (44.2 m) long and 122 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRTE I287
CrossesRTE 9A
LocationJCT Rts 9A+I287
RouteInterstate 287
CountyWestchester County
StateNew York
Coordinates41.05799, -73.81683
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length145 ft (44.2 m)
Longest span139 ft (42.3 m)
Deck width122 ft (37.2 m)
Roadway width117 ft (35.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96,758 (2021)
Projected traffic163,849 by 2041
Trucks18%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$12 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I287 over RTE 9A built?

It was built in 2004, making it 21 years old in 2025.

What condition is RTE I287 over RTE 9A 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 July 2024.

How much traffic does RTE I287 over RTE 9A carry?

About 96,758 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is RTE I287 over RTE 9A?

The structure is 145 ft (44.2 m) long with a longest span of 139 ft (42.3 m) and a deck 122 ft wide.

Who owns RTE I287 over RTE 9A?

It is owned by the State Highway Agency.