US Bridges

Richville Brdg RD over Oswegatchie River

Good

St. Lawrence County, New York · .5 MI NW of Richville · Structure no. 000000003340870

Built
1961
64 years old, rebuilt 2001
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
196 ft
3 main spans
Daily traffic
174
2018 count
Owner
County
County Highway Agency

About this bridge

Richville Brdg RD over Oswegatchie River is a steel stringer/multi-beam or girder carrying Richville Brdg RD over Oswegatchie River in St. Lawrence County, New York. It was built in 1961 and reconstructed in 2001, so it is 64 years old, older 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 174 vehicles a day, roughly 4% of them trucks, projected to reach 244 by 2038. The structure is 196 ft (59.7 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesRichville Brdg RD
CrossesOswegatchie River
Location.5 MI NW of Richville
Coordinates44.42156, -75.40729
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length196 ft (59.7 m)
Longest span62 ft (18.8 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic174 (2018)
Projected traffic244 by 2038
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$1.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Richville Brdg RD over Oswegatchie River built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2001.

What condition is Richville Brdg RD 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 June 2023.

How much traffic does Richville Brdg RD over Oswegatchie River carry?

About 174 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Richville Brdg RD over Oswegatchie River?

The structure is 196 ft (59.7 m) long with a longest span of 62 ft (18.8 m) and a deck 26 ft wide.

Who owns Richville Brdg RD over Oswegatchie River?

It is owned by the County Highway Agency.