US Bridges

RTE 39 over East Koy Creek

Poor

Wyoming County, New York · 2.0MI NE JCT Rts 19 + 39 · Structure no. 000000001024610

Built
1928
97 years old, rebuilt 1952
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
57 ft
1 main span
Daily traffic
1,772
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 39 over East Koy Creek is a steel stringer/multi-beam or girder carrying RTE 39 over East Koy Creek in Wyoming County, New York. It was built in 1928 and reconstructed in 1952, so it is 97 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,772 vehicles a day, roughly 13% of them trucks, projected to reach 1,782 by 2041. The structure is 57 ft (17.4 m) long and 28 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

CarriesRTE 39
CrossesEast Koy Creek
Location2.0MI NE JCT Rts 19 + 39
RouteState Highway 39
Coordinates42.59156, -78.10559
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating51 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length57 ft (17.4 m)
Longest span51 ft (15.5 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,772 (2018)
Projected traffic1,782 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$962,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 39 over East Koy Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1952.

What condition is RTE 39 over East Koy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does RTE 39 over East Koy Creek carry?

About 1,772 vehicles per day (2018 count), of which roughly 13% are trucks.

How long is RTE 39 over East Koy Creek?

The structure is 57 ft (17.4 m) long with a longest span of 51 ft (15.5 m) and a deck 28 ft wide.

Who owns RTE 39 over East Koy Creek?

It is owned by the State Highway Agency.