US Bridges

RTE 481 over Black Creek

Fair

Oswego County, New York · 2 MI N JCT Rt 57 & Fulton · Structure no. 000000001027440

Built
1994
31 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
8,414
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 481 over Black Creek is a prestressed concrete box beam or girders - multiple carrying RTE 481 over Black Creek in Oswego County, New York. It was built in 1994, so it is 31 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 8,414 vehicles a day, roughly 6% of them trucks, projected to reach 8,453 by 2041. The structure is 61 ft (18.6 m) long and 82 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 481
CrossesBlack Creek
Location2 MI N JCT Rt 57 & Fulton
RouteState Highway 481
Coordinates43.36454, -76.42972
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length61 ft (18.6 m)
Longest span60 ft (18.2 m)
Deck width82 ft (25 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,414 (2020)
Projected traffic8,453 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$3.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 481 over Black Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is RTE 481 over Black 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 April 2024.

How much traffic does RTE 481 over Black Creek carry?

About 8,414 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is RTE 481 over Black Creek?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.2 m) and a deck 82 ft wide.

Who owns RTE 481 over Black Creek?

It is owned by the State Highway Agency.