US Bridges

RTE 31 over Skaneateles Creek

Fair

Onondaga County, New York · .2 MI S JCT SH 31C & I90 · Structure no. 000000001021860

Built
1962
63 years old
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
40 ft
2 main spans
Daily traffic
3,556
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 31 over Skaneateles Creek is a concrete culvert carrying RTE 31 over Skaneateles Creek in Onondaga County, New York. It was built in 1962, so it is 63 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 3,556 vehicles a day, roughly 12% of them trucks, projected to reach 3,578 by 2041. The structure is 40 ft (12.2 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesRTE 31
CrossesSkaneateles Creek
Location.2 MI S JCT SH 31C & I90
RouteState Highway 31
CountyOnondaga County
StateNew York
Coordinates43.07302, -76.47964
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span18 ft (5.4 m)
Deck width47 ft (14.3 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,556 (2020)
Projected traffic3,578 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 31 over Skaneateles Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is RTE 31 over Skaneateles 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 June 2024.

How much traffic does RTE 31 over Skaneateles Creek carry?

About 3,556 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is RTE 31 over Skaneateles Creek?

The structure is 40 ft (12.2 m) long with a longest span of 18 ft (5.4 m) and a deck 47 ft wide.

Who owns RTE 31 over Skaneateles Creek?

It is owned by the State Highway Agency.