US Bridges

RTE 117 over RTE 9A

Fair

Westchester County, New York · JCT Rts 117+9A · Structure no. 000000001037160

Built
1931
94 years old
Condition
Fair
inspected April 2024
Type
Frame
Concrete
Length
48 ft
1 main span
Daily traffic
16,186
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 117 over RTE 9A is a concrete frame carrying RTE 117 over RTE 9A in Westchester County, New York. It was built in 1931, so it is 94 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 16,186 vehicles a day, roughly 3% of them trucks, projected to reach 16,262 by 2041. The structure is 48 ft (14.6 m) long and 99 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE 117
CrossesRTE 9A
LocationJCT Rts 117+9A
RouteState Highway 117
CountyWestchester County
StateNew York
Coordinates41.12373, -73.81054
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span40 ft (12.1 m)
Deck width99 ft (30.1 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic16,186 (2017)
Projected traffic16,262 by 2041
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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$6.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 117 over RTE 9A built?

It was built in 1931, making it 94 years old in 2025.

What condition is RTE 117 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 April 2024.

How much traffic does RTE 117 over RTE 9A carry?

About 16,186 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is RTE 117 over RTE 9A?

The structure is 48 ft (14.6 m) long with a longest span of 40 ft (12.1 m) and a deck 99 ft wide.

Who owns RTE 117 over RTE 9A?

It is owned by the State Highway Agency.