US Bridges

RTE 31 over Crane Brook

Fair

Cayuga County, New York · 0.1 MI E JCT Rts 31+ I-90 · Structure no. 000000001021820

Built
1953
72 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
228 ft
3 main spans
Daily traffic
3,124
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 31 over Crane Brook is a steel stringer/multi-beam or girder carrying RTE 31 over Crane Brook in Cayuga County, New York. It was built in 1953, 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 228 ft (69.5 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
CrossesCrane Brook
Location0.1 MI E JCT Rts 31+ I-90
RouteState Highway 31
CountyCayuga County
StateNew York
Coordinates43.01772, -76.68169
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.
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span89 ft (27.1 m)
Deck width43 ft (13.1 m)
Roadway width41 ft (12.5 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
CrossesWaterway
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$3.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 31 over Crane Brook built?

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

What condition is RTE 31 over Crane Brook 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 May 2023.

How much traffic does RTE 31 over Crane Brook carry?

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

How long is RTE 31 over Crane Brook?

The structure is 228 ft (69.5 m) long with a longest span of 89 ft (27.1 m) and a deck 43 ft wide.

Who owns RTE 31 over Crane Brook?

It is owned by the State Highway Agency.