US Bridges

Sleepy Hollow RD over Greenrock Corp RD

Fair

Westchester County, New York · At N Tarrytown · Structure no. 000000002265700

Built
1930
95 years old
Condition
Fair
inspected March 2023
Type
Frame
Concrete
Length
30 ft
1 main span
Daily traffic
673
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Sleepy Hollow RD over Greenrock Corp RD is a concrete frame carrying Sleepy Hollow RD over Greenrock Corp RD in Westchester County, New York. It was built in 1930, so it is 95 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 673 vehicles a day, roughly 2% of them trucks, projected to reach 832 by 2041. The structure is 30 ft (9.1 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSleepy Hollow RD
CrossesGreenrock Corp RD
LocationAt N Tarrytown
RouteCity Street 0
CountyWestchester County
StateNew York
Coordinates41.09363, -73.84923
Functional classUrban Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating79.3 US tons
Inventory rating31.2 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span25 ft (7.6 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic673 (2018)
Projected traffic832 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sleepy Hollow RD over Greenrock Corp RD built?

It was built in 1930, making it 95 years old in 2025.

What condition is Sleepy Hollow RD over Greenrock Corp RD 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 March 2023.

How much traffic does Sleepy Hollow RD over Greenrock Corp RD carry?

About 673 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Sleepy Hollow RD over Greenrock Corp RD?

The structure is 30 ft (9.1 m) long with a longest span of 25 ft (7.6 m) and a deck 44 ft wide.

Who owns Sleepy Hollow RD over Greenrock Corp RD?

It is owned by the Town or Township Highway Agency.