US Bridges

RTE I86 over Cohocton River

Fair

Steuben County, New York · 1 Mile West of Coopers Pl · Structure no. 000000001011252

Built
1967
58 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
481 ft
5 main spans
Daily traffic
14,936
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Cohocton River is a steel stringer/multi-beam or girder carrying RTE I86 over Cohocton River in Steuben County, New York. It was built in 1967, so it is 58 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 5 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 14,936 vehicles a day, roughly 32% of them trucks, projected to reach 27,863 by 2041. The structure is 481 ft (146.6 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I86
CrossesCohocton River
Location1 Mile West of Coopers Pl
RouteInterstate 86
CountySteuben County
StateNew York
Coordinates42.18812, -77.1577
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length481 ft (146.6 m)
Longest span97 ft (29.6 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,936 (2020)
Projected traffic27,863 by 2041
Trucks32%
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$7.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over Cohocton River built?

It was built in 1967, making it 58 years old in 2025.

What condition is RTE I86 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 November 2023.

How much traffic does RTE I86 over Cohocton River carry?

About 14,936 vehicles per day (2020 count), of which roughly 32% are trucks.

How long is RTE I86 over Cohocton River?

The structure is 481 ft (146.6 m) long with a longest span of 97 ft (29.6 m) and a deck 33 ft wide.

Who owns RTE I86 over Cohocton River?

It is owned by the State Highway Agency.