US Bridges

90IX Exit 59 over 90IX RTE I90

Fair

Chautauqua County, New York · At Exit 59 of I90-DUNKIRK · Structure no. 000000005511440

Built
1957
68 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
341 ft
6 main spans
Daily traffic
3,237
2017 count
Owner
Toll Authority
State Toll Authority

About this bridge

90IX Exit 59 over 90IX RTE I90 is a steel stringer/multi-beam or girder carrying 90IX Exit 59 over 90IX RTE I90 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 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 3,237 vehicles a day, roughly 16% of them trucks, projected to reach 3,627 by 2041. The structure is 341 ft (103.9 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries90IX Exit 59
Crosses90IX RTE I90
LocationAt Exit 59 of I90-DUNKIRK
RouteInterstate 0
Coordinates42.46181, -79.30585
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
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.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating37 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 25 or greater
Structure length341 ft (103.9 m)
Longest span67 ft (20.4 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,237 (2017)
Projected traffic3,627 by 2041
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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$9 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 90IX Exit 59 over 90IX RTE I90 built?

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

What condition is 90IX Exit 59 over 90IX RTE I90 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 90IX Exit 59 over 90IX RTE I90 carry?

About 3,237 vehicles per day (2017 count), of which roughly 16% are trucks.

How long is 90IX Exit 59 over 90IX RTE I90?

The structure is 341 ft (103.9 m) long with a longest span of 67 ft (20.4 m) and a deck 43 ft wide.

Who owns 90IX Exit 59 over 90IX RTE I90?

It is owned by the State Toll Authority.