US Bridges

RTE I390 over Cohocton River

Fair

Steuben County, New York · 4.2 MI S of I-390 SB Exit · Structure no. 000000001090681

Built
1976
49 years old, rebuilt 2010
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
134 ft
1 main span
Daily traffic
5,128
2013 count
Owner
State
State Highway Agency

About this bridge

RTE I390 over Cohocton River is a steel stringer/multi-beam or girder carrying RTE I390 over Cohocton River in Steuben County, New York. It was built in 1976 and reconstructed in 2010, so it is 49 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 5,128 vehicles a day, roughly 37% of them trucks. The structure is 134 ft (40.8 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I390
CrossesCohocton River
Location4.2 MI S of I-390 SB Exit
RouteInterstate 390
CountySteuben County
StateNew York
Coordinates42.44522, -77.47334
Functional classRural Principal Arterial - Interstate

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span130 ft (39.6 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,128 (2013)
Projected traffic—
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$3.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I390 over Cohocton River built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2010.

What condition is RTE I390 over Cohocton 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 September 2024.

How much traffic does RTE I390 over Cohocton River carry?

About 5,128 vehicles per day (2013 count), of which roughly 37% are trucks.

How long is RTE I390 over Cohocton River?

The structure is 134 ft (40.8 m) long with a longest span of 130 ft (39.6 m) and a deck 44 ft wide.

Who owns RTE I390 over Cohocton River?

It is owned by the State Highway Agency.