US Bridges

RTE 23 over Harrison Creek

Fair

Otsego County, New York · 3.4 MI N West Oneonta · Structure no. 000000001017560

Built
1936
89 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
4,261
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 23 over Harrison Creek is a concrete slab carrying RTE 23 over Harrison Creek in Otsego County, New York. It was built in 1936, so it is 89 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 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 4,261 vehicles a day, roughly 8% of them trucks, projected to reach 4,301 by 2041. The structure is 25 ft (7.6 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 23
CrossesHarrison Creek
Location3.4 MI N West Oneonta
RouteState Highway 23
Coordinates42.51605, -75.13823
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,261 (2021)
Projected traffic4,301 by 2041
Trucks8%
Lanes on structure2
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$833,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 23 over Harrison Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is RTE 23 over Harrison 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 June 2024.

How much traffic does RTE 23 over Harrison Creek carry?

About 4,261 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is RTE 23 over Harrison Creek?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 37 ft wide.

Who owns RTE 23 over Harrison Creek?

It is owned by the State Highway Agency.