US Bridges

RTE I481 over W.B.Conn.

Fair

Onondaga County, New York · 1.6 MI N JCT Rts I481NB+5 · Structure no. 000000001093550

Built
1972
53 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
154 ft
1 main span
Daily traffic
38,836
2019 count
Owner
State
State Highway Agency

About this bridge

RTE I481 over W.B.Conn. is a steel stringer/multi-beam or girder carrying RTE I481 over W.B.Conn. in Onondaga County, New York. It was built in 1972, so it is 53 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 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 38,836 vehicles a day, roughly 7% of them trucks, projected to reach 56,020 by 2041. The structure is 154 ft (46.9 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRTE I481
CrossesW.B.Conn.
Location1.6 MI N JCT Rts I481NB+5
RouteInterstate 481
CountyOnondaga County
StateNew York
Coordinates43.05357, -76.05016
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
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span150 ft (45.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,836 (2019)
Projected traffic56,020 by 2041
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$3.4 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I481 over W.B.Conn. built?

It was built in 1972, making it 53 years old in 2025.

What condition is RTE I481 over W.B.Conn. 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 2023.

How much traffic does RTE I481 over W.B.Conn. carry?

About 38,836 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is RTE I481 over W.B.Conn.?

The structure is 154 ft (46.9 m) long with a longest span of 150 ft (45.7 m) and a deck 43 ft wide.

Who owns RTE I481 over W.B.Conn.?

It is owned by the State Highway Agency.