US Bridges

Greycourt RD over Seely Brook

Fair

Orange County, New York · 1 Mile East of Chester · Structure no. 000000003344240

Built
1937
88 years old, rebuilt 1991
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
67 ft
1 main span
Daily traffic
694
2021 count
Owner
County
County Highway Agency

About this bridge

Greycourt RD over Seely Brook is a steel stringer/multi-beam or girder carrying Greycourt RD over Seely Brook in Orange County, New York. It was built in 1937 and reconstructed in 1991, so it is 88 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 694 vehicles a day, roughly 8% of them trucks, projected to reach 972 by 2041. The structure is 67 ft (20.4 m) long and 32 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesGreycourt RD
CrossesSeely Brook
Location1 Mile East of Chester
Coordinates41.35745, -74.25416
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length67 ft (20.4 m)
Longest span62 ft (18.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic694 (2021)
Projected traffic972 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Greycourt RD over Seely Brook built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1991.

What condition is Greycourt RD over Seely Brook 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 Greycourt RD over Seely Brook carry?

About 694 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Greycourt RD over Seely Brook?

The structure is 67 ft (20.4 m) long with a longest span of 62 ft (18.8 m) and a deck 32 ft wide.

Who owns Greycourt RD over Seely Brook?

It is owned by the County Highway Agency.