US Bridges

RTE I90 over Trib to Lake Erie

Fair

Chautauqua County, New York · 4 MI NE of Exit 60 - I90 · Structure no. 000000005511222

Built
1957
68 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
8,444
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE I90 over Trib to Lake Erie is a concrete culvert carrying RTE I90 over Trib to Lake Erie in Chautauqua County, New York. It was built in 1957, so it is 68 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 8,444 vehicles a day, roughly 49% of them trucks, projected to reach 10,057 by 2041. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I90
CrossesTrib to Lake Erie
Location4 MI NE of Exit 60 - I90
RouteInterstate 90
CountyChautauqua County
StateNew York
Coordinates42.368, -79.5164
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,444 (2020)
Projected traffic10,057 by 2041
Trucks49%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I90 over Trib to Lake Erie built?

It was built in 1957, making it 68 years old in 2025.

What condition is RTE I90 over Trib to Lake Erie 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 July 2023.

How much traffic does RTE I90 over Trib to Lake Erie carry?

About 8,444 vehicles per day (2020 count), of which roughly 49% are trucks.

How long is RTE I90 over Trib to Lake Erie?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m).

Who owns RTE I90 over Trib to Lake Erie?

It is owned by the State Toll Authority.