US Bridges

RTE 9 over Pocantico River

Fair

Westchester County, New York · 2.1 MI N JCT Rts 9+I87 · Structure no. 000000001004940

Built
1933
92 years old
Condition
Fair
inspected April 2024
Type
Arch - Deck
Concrete
Length
53 ft
1 main span
Daily traffic
13,998
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 9 over Pocantico River is a concrete arch - deck carrying RTE 9 over Pocantico River in Westchester County, New York. It was built in 1933, so it is 92 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 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 13,998 vehicles a day, roughly 5% of them trucks, projected to reach 14,063 by 2041. The structure is 53 ft (16.2 m) long and 109 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 9
CrossesPocantico River
Location2.1 MI N JCT Rts 9+I87
RouteU.S. Route 9
Coordinates41.08952, -73.86196
Functional classUrban Other Principal Arterial

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating87.4 US tons
Inventory rating21.6 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span52 ft (15.8 m)
Deck width109 ft (33.2 m)
Roadway width86 ft (26.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,998 (2017)
Projected traffic14,063 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$4.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 9 over Pocantico River built?

It was built in 1933, making it 92 years old in 2025.

What condition is RTE 9 over Pocantico 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 April 2024.

How much traffic does RTE 9 over Pocantico River carry?

About 13,998 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is RTE 9 over Pocantico River?

The structure is 53 ft (16.2 m) long with a longest span of 52 ft (15.8 m) and a deck 109 ft wide.

Who owns RTE 9 over Pocantico River?

It is owned by the State Highway Agency.