US Bridges

RTE I90 over Beaver Creek

Fair

Chautauqua County, New York · 3.2 MI NE of Dunkirk Int · Structure no. 000000005511480

Built
1956
69 years old
Condition
Fair
inspected July 2023
Type
Frame
Concrete
Length
37 ft
2 main spans
Daily traffic
22,749
2020 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE I90 over Beaver Creek is a concrete frame carrying RTE I90 over Beaver Creek in Chautauqua County, New York. It was built in 1956, so it is 69 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 22,749 vehicles a day, roughly 40% of them trucks, projected to reach 25,494 by 2041. The structure is 37 ft (11.3 m) long and 148 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE I90
CrossesBeaver Creek
Location3.2 MI NE of Dunkirk Int
RouteInterstate 90
CountyChautauqua County
StateNew York
Coordinates42.48642, -79.25306
Functional classUrban 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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length37 ft (11.3 m)
Longest span16 ft (4.9 m)
Deck width148 ft (45.1 m)
Roadway width121 ft (36.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,749 (2020)
Projected traffic25,494 by 2041
Trucks40%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$5.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I90 over Beaver Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is RTE I90 over Beaver Creek 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 Beaver Creek carry?

About 22,749 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is RTE I90 over Beaver Creek?

The structure is 37 ft (11.3 m) long with a longest span of 16 ft (4.9 m) and a deck 148 ft wide.

Who owns RTE I90 over Beaver Creek?

It is owned by the State Toll Authority.