US Bridges

RTE 31 over 90IX RTE I90

Fair

Cayuga County, New York · JCT of Rts 31 + I-90 · Structure no. 000000001021810

Built
1953
72 years old, rebuilt 1975
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
331 ft
4 main spans
Daily traffic
3,124
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 31 over 90IX RTE I90 is a steel stringer/multi-beam or girder carrying RTE 31 over 90IX RTE I90 in Cayuga County, New York. It was built in 1953 and reconstructed in 1975, so it is 72 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 3,124 vehicles a day, roughly 12% of them trucks, projected to reach 3,143 by 2041. The structure is 331 ft (100.9 m) long and 43 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesRTE 31
Crosses90IX RTE I90
LocationJCT of Rts 31 + I-90
RouteState Highway 31
CountyCayuga County
StateNew York
Coordinates43.01759, -76.68447
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length331 ft (100.9 m)
Longest span97 ft (29.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,124 (2020)
Projected traffic3,143 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

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$5.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 31 over 90IX RTE I90 built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1975.

What condition is RTE 31 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 October 2024.

How much traffic does RTE 31 over 90IX RTE I90 carry?

About 3,124 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is RTE 31 over 90IX RTE I90?

The structure is 331 ft (100.9 m) long with a longest span of 97 ft (29.6 m) and a deck 43 ft wide.

Who owns RTE 31 over 90IX RTE I90?

It is owned by the State Highway Agency.