US Bridges

Jones Road over Unadilla River

Fair

Herkimer County, New York · .2 MI S of East Winfield · Structure no. 000000002204990

Built
1976
49 years old
Condition
Fair
inspected April 2023
Type
Culvert
Steel
Length
30 ft
2 main spans
Daily traffic
301
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Jones Road over Unadilla River is a steel culvert carrying Jones Road over Unadilla River in Herkimer County, New York. It was built in 1976, so it is 49 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 301 vehicles a day, roughly 15% of them trucks, projected to reach 421 by 2037. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesJones Road
CrossesUnadilla River
Location.2 MI S of East Winfield
CountyHerkimer County
StateNew York
Coordinates42.88502, -75.16494
Functional classRural 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating82.8 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic301 (2017)
Projected traffic421 by 2037
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$227,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Jones Road over Unadilla River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Jones Road over Unadilla River 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 2023.

How much traffic does Jones Road over Unadilla River carry?

About 301 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is Jones Road over Unadilla River?

The structure is 30 ft (9.1 m) long with a longest span of 13 ft (3.9 m).

Who owns Jones Road over Unadilla River?

It is owned by the Town or Township Highway Agency.