US Bridges

Cannon Corners RD over N B Great Chazy R

Fair

Clinton County, New York · 2.8 MI S of Cannon Corner · Structure no. 000000003336480

Built
1930
95 years old
Condition
Fair
inspected August 2024
Type
Arch - Deck
Concrete
Length
67 ft
1 main span
Daily traffic
247
2021 count
Owner
County
County Highway Agency

About this bridge

Cannon Corners RD over N B Great Chazy R is a concrete arch - deck carrying Cannon Corners RD over N B Great Chazy R in Clinton County, New York. It was built in 1930, so it is 95 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 247 vehicles a day, roughly 5% of them trucks, projected to reach 346 by 2041. The structure is 67 ft (20.4 m) long and 35 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesCannon Corners RD
CrossesN B Great Chazy R
Location2.8 MI S of Cannon Corner
RouteCounty Highway 0
Coordinates44.92261, -73.73901
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
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating64.3 US tons
Inventory rating25.4 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length67 ft (20.4 m)
Longest span65 ft (19.8 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic247 (2021)
Projected traffic346 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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$1.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Cannon Corners RD over N B Great Chazy R built?

It was built in 1930, making it 95 years old in 2025.

What condition is Cannon Corners RD over N B Great Chazy R 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 August 2024.

How much traffic does Cannon Corners RD over N B Great Chazy R carry?

About 247 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Cannon Corners RD over N B Great Chazy R?

The structure is 67 ft (20.4 m) long with a longest span of 65 ft (19.8 m) and a deck 35 ft wide.

Who owns Cannon Corners RD over N B Great Chazy R?

It is owned by the County Highway Agency.