US Bridges

RTE 392 over Tioughnioga River

Fair

Cortland County, New York · JCT of Rts 392 & 11 · Structure no. 000000003312530

Built
1995
30 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
260 ft
2 main spans
Daily traffic
1,504
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 392 over Tioughnioga River is a steel continuous stringer/multi-beam or girder carrying RTE 392 over Tioughnioga River in Cortland County, New York. It was built in 1995, so it is 30 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 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 1,504 vehicles a day, roughly 7% of them trucks, projected to reach 2,102 by 2041. The structure is 260 ft (79.2 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesRTE 392
CrossesTioughnioga River
LocationJCT of Rts 392 & 11
RouteState Highway 392
CountyCortland County
StateNew York
Coordinates42.49092, -76.07466
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length260 ft (79.2 m)
Longest span129 ft (39.3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,504 (2021)
Projected traffic2,102 by 2041
Trucks7%
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

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$2.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 392 over Tioughnioga River built?

It was built in 1995, making it 30 years old in 2025.

What condition is RTE 392 over Tioughnioga 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 392 over Tioughnioga River carry?

About 1,504 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is RTE 392 over Tioughnioga River?

The structure is 260 ft (79.2 m) long with a longest span of 129 ft (39.3 m) and a deck 32 ft wide.

Who owns RTE 392 over Tioughnioga River?

It is owned by the State Highway Agency.