US Bridges

RTE 11 over Great Chazy River

Fair

Clinton County, New York · 2.8 MI W JCT Rts 11 +I-87 · Structure no. 000000001009050

Built
1970
55 years old, rebuilt 1982
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
102 ft
1 main span
Daily traffic
3,373
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 11 over Great Chazy River is a steel stringer/multi-beam or girder carrying RTE 11 over Great Chazy River in Clinton County, New York. It was built in 1970 and reconstructed in 1982, so it is 55 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 3,373 vehicles a day, roughly 14% of them trucks, projected to reach 3,405 by 2041. The structure is 102 ft (31.1 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE 11
CrossesGreat Chazy River
Location2.8 MI W JCT Rts 11 +I-87
RouteU.S. Route 11
CountyClinton County
StateNew York
Coordinates44.97646, -73.51716
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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 geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating108 US tons
Inventory rating65 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length102 ft (31.1 m)
Longest span97 ft (29.5 m)
Deck width50 ft (15.2 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,373 (2021)
Projected traffic3,405 by 2041
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 11 over Great Chazy River built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1982.

What condition is RTE 11 over Great Chazy 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 May 2023.

How much traffic does RTE 11 over Great Chazy River carry?

About 3,373 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is RTE 11 over Great Chazy River?

The structure is 102 ft (31.1 m) long with a longest span of 97 ft (29.5 m) and a deck 50 ft wide.

Who owns RTE 11 over Great Chazy River?

It is owned by the State Highway Agency.