US Bridges

County Road 41A over Shingle Kill

Fair

Greene County, New York · Hamlet of Cairo · Structure no. 000000003303290

Built
1991
34 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
46 ft
1 main span
Daily traffic
819
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 41A over Shingle Kill is a prestressed concrete box beam or girders - multiple carrying County Road 41A over Shingle Kill in Greene County, New York. It was built in 1991, so it is 34 years old, younger 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 5 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 819 vehicles a day, roughly 4% of them trucks, projected to reach 1,147 by 2041. The structure is 46 ft (14 m) long and 26 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesCounty Road 41A
CrossesShingle Kill
LocationHamlet of Cairo
RouteCounty Highway 0
CountyGreene County
StateNew York
Coordinates42.3062, -74.00324
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating39 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span44 ft (13.4 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic819 (2021)
Projected traffic1,147 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$794,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 41A over Shingle Kill built?

It was built in 1991, making it 34 years old in 2025.

What condition is County Road 41A over Shingle Kill 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 County Road 41A over Shingle Kill carry?

About 819 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is County Road 41A over Shingle Kill?

The structure is 46 ft (14 m) long with a longest span of 44 ft (13.4 m) and a deck 26 ft wide.

Who owns County Road 41A over Shingle Kill?

It is owned by the County Highway Agency.