US Bridges

County Road 23 over Herkimer Creek

Fair

Otsego County, New York · 2.8 MI NW Schuyler Lake · Structure no. 000000003354170

Built
1947
78 years old, rebuilt 1998
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
328
2019 count
Owner
County
County Highway Agency

About this bridge

County Road 23 over Herkimer Creek is a prestressed concrete box beam or girders - multiple carrying County Road 23 over Herkimer Creek in Otsego County, New York. It was built in 1947 and reconstructed in 1998, so it is 78 years old, older 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 328 vehicles a day, roughly 14% of them trucks, projected to reach 459 by 2039. The structure is 28 ft (8.5 m) long and 29 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

CarriesCounty Road 23
CrossesHerkimer Creek
Location2.8 MI NW Schuyler Lake
RouteCounty Highway 0
Coordinates42.80864, -75.06693
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic328 (2019)
Projected traffic459 by 2039
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 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$592,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 23 over Herkimer Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1998.

What condition is County Road 23 over Herkimer 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 March 2024.

How much traffic does County Road 23 over Herkimer Creek carry?

About 328 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is County Road 23 over Herkimer Creek?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 29 ft wide.

Who owns County Road 23 over Herkimer Creek?

It is owned by the County Highway Agency.