US Bridges

RTE 31 over Bike Path Seneca River

Fair

Onondaga County, New York · JCT RTE 31 + Seneca River · Structure no. 000000004021940

Built
2005
20 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
635 ft
3 main spans
Daily traffic
22,337
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 31 over Bike Path Seneca River is a steel continuous stringer/multi-beam or girder carrying RTE 31 over Bike Path Seneca River in Onondaga County, New York. It was built in 2005, so it is 20 years old, younger 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 22,337 vehicles a day, roughly 4% of them trucks, projected to reach 22,441 by 2041. The structure is 635 ft (193.5 m) long and 85 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRTE 31
CrossesBike Path Seneca River
LocationJCT RTE 31 + Seneca River
RouteState Highway 31
CountyOnondaga County
StateNew York
Coordinates43.17565, -76.27749
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length635 ft (193.5 m)
Longest span262 ft (80 m)
Deck width85 ft (25.9 m)
Roadway width77 ft (23.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,337 (2021)
Projected traffic22,441 by 2041
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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$18.8 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE 31 over Bike Path Seneca River built?

It was built in 2005, making it 20 years old in 2025.

What condition is RTE 31 over Bike Path Seneca River 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 Bike Path Seneca River carry?

About 22,337 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is RTE 31 over Bike Path Seneca River?

The structure is 635 ft (193.5 m) long with a longest span of 262 ft (80 m) and a deck 85 ft wide.

Who owns RTE 31 over Bike Path Seneca River?

It is owned by the State Highway Agency.