US Bridges

Hogback Road over Ganargua Creek

Fair

Wayne County, New York · 2.7 Miles East of Palmyra · Structure no. 000000003314630

Built
1984
41 years old, rebuilt 2016
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
91 ft
2 main spans
Daily traffic
406
2021 count
Owner
County
County Highway Agency

About this bridge

Hogback Road over Ganargua Creek is a steel stringer/multi-beam or girder carrying Hogback Road over Ganargua Creek in Wayne County, New York. It was built in 1984 and reconstructed in 2016, so it is 41 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 406 vehicles a day, roughly 1% of them trucks, projected to reach 568 by 2041. The structure is 91 ft (27.7 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHogback Road
CrossesGanargua Creek
Location2.7 Miles East of Palmyra
Coordinates43.07084, -77.1847
Functional classRural Local

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.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating77.1 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans2
Design loadUnknown
Structure length91 ft (27.7 m)
Longest span44 ft (13.4 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic406 (2021)
Projected traffic568 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Hogback Road over Ganargua Creek built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2016.

What condition is Hogback Road over Ganargua 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 July 2024.

How much traffic does Hogback Road over Ganargua Creek carry?

About 406 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Hogback Road over Ganargua Creek?

The structure is 91 ft (27.7 m) long with a longest span of 44 ft (13.4 m) and a deck 23 ft wide.

Who owns Hogback Road over Ganargua Creek?

It is owned by the County Highway Agency.