US Bridges

RTE 51 over Small Brook

Fair

Otsego County, New York · 0.6 MI N of West Exeter · Structure no. 000000001026460

Built
1928
97 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
501
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 51 over Small Brook is a concrete slab carrying RTE 51 over Small Brook in Otsego County, New York. It was built in 1928, 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 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 501 vehicles a day, roughly 6% of them trucks, projected to reach 522 by 2041. The structure is 25 ft (7.6 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRTE 51
CrossesSmall Brook
Location0.6 MI N of West Exeter
RouteState Highway 51
Coordinates42.81131, -75.14817
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83 US tons
Inventory rating49.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span23 ft (7 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic501 (2021)
Projected traffic522 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$499,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 51 over Small Brook built?

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

What condition is RTE 51 over Small Brook 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 May 2023.

How much traffic does RTE 51 over Small Brook carry?

About 501 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is RTE 51 over Small Brook?

The structure is 25 ft (7.6 m) long with a longest span of 23 ft (7 m) and a deck 32 ft wide.

Who owns RTE 51 over Small Brook?

It is owned by the State Highway Agency.