US Bridges

Lexington Avenue over Kisco River

Fair

Westchester County, New York · At Mount Kisco · Structure no. 000000003347960

Built
1925
100 years old
Condition
Fair
inspected April 2023
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
9,772
2015 count
Owner
County
County Highway Agency

About this bridge

Lexington Avenue over Kisco River is a concrete slab carrying Lexington Avenue over Kisco River in Westchester County, New York. It was built in 1925, 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 9,772 vehicles a day, roughly 2% of them trucks, projected to reach 11,871 by 2041. The structure is 24 ft (7.3 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLexington Avenue
CrossesKisco River
LocationAt Mount Kisco
RouteCounty Highway 0
Coordinates41.19476, -73.733
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width50 ft (15.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,772 (2015)
Projected traffic11,871 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 with deck rehabilitation or replacement
Estimated improvement cost$687,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lexington Avenue over Kisco River built?

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

What condition is Lexington Avenue over Kisco 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 2023.

How much traffic does Lexington Avenue over Kisco River carry?

About 9,772 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Lexington Avenue over Kisco River?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 50 ft wide.

Who owns Lexington Avenue over Kisco River?

It is owned by the County Highway Agency.