US Bridges

RTE 9 over Sing Sing Creek

Good

Westchester County, New York · 0.2 MI N JCT Rts 9 & 133 · Structure no. 000000001004950

Built
1983
42 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
28 ft
2 main spans
Daily traffic
15,377
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 9 over Sing Sing Creek is a concrete continuous culvert carrying RTE 9 over Sing Sing Creek in Westchester County, New York. It was built in 1983, so it is 42 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 15,377 vehicles a day, roughly 4% of them trucks, projected to reach 15,449 by 2041. The structure is 28 ft (8.5 m) long and 53 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 9
CrossesSing Sing Creek
Location0.2 MI N JCT Rts 9 & 133
RouteU.S. Route 9
Coordinates41.16489, -73.86189
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.8 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span12 ft (3.6 m)
Deck width53 ft (16.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,377 (2021)
Projected traffic15,449 by 2041
Trucks4%
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$739,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 9 over Sing Sing Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is RTE 9 over Sing Sing Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does RTE 9 over Sing Sing Creek carry?

About 15,377 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is RTE 9 over Sing Sing Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.6 m) and a deck 53 ft wide.

Who owns RTE 9 over Sing Sing Creek?

It is owned by the State Highway Agency.