US Bridges

RTE 117 over Kisco River

Fair

Westchester County, New York · 0.5 MI S JCT Rts 117+172 · Structure no. 000000001037190

Built
1957
68 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
27 ft
2 main spans
Daily traffic
13,698
2016 count
Owner
State
State Highway Agency

About this bridge

RTE 117 over Kisco River is a concrete continuous culvert carrying RTE 117 over Kisco River in Westchester County, New York. It was built in 1957, so it is 68 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 13,698 vehicles a day, roughly 3% of them trucks, projected to reach 13,762 by 2041. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 117
CrossesKisco River
Location0.5 MI S JCT Rts 117+172
RouteState Highway 117
Coordinates41.19044, -73.72998
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,698 (2016)
Projected traffic13,762 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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$430,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 117 over Kisco River built?

It was built in 1957, making it 68 years old in 2025.

What condition is RTE 117 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 September 2024.

How much traffic does RTE 117 over Kisco River carry?

About 13,698 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is RTE 117 over Kisco River?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m).

Who owns RTE 117 over Kisco River?

It is owned by the State Highway Agency.