US Bridges

Kearney Road over Oswegatchie River

Good

St. Lawrence County, New York · 1.0 MI NE of Wegatchie · Structure no. 000000003341070

Built
2003
22 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
152 ft
1 main span
Daily traffic
172
2018 count
Owner
County
County Highway Agency

About this bridge

Kearney Road over Oswegatchie River is a steel stringer/multi-beam or girder carrying Kearney Road over Oswegatchie River in St. Lawrence County, New York. It was built in 2003, so it is 22 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 172 vehicles a day, roughly 5% of them trucks, projected to reach 241 by 2038. The structure is 152 ft (46.3 m) long and 21 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Location

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CarriesKearney Road
CrossesOswegatchie River
Location1.0 MI NE of Wegatchie
CountySt. Lawrence County
StateNew York
Coordinates44.31513, -75.56887
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.1 US tons
Inventory rating63.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length152 ft (46.3 m)
Longest span148 ft (45 m)
Deck width21 ft (6.3 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic172 (2018)
Projected traffic241 by 2038
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kearney Road over Oswegatchie River built?

It was built in 2003, making it 22 years old in 2025.

What condition is Kearney Road over Oswegatchie River 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 October 2023.

How much traffic does Kearney Road over Oswegatchie River carry?

About 172 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Kearney Road over Oswegatchie River?

The structure is 152 ft (46.3 m) long with a longest span of 148 ft (45 m) and a deck 21 ft wide.

Who owns Kearney Road over Oswegatchie River?

It is owned by the County Highway Agency.