US Bridges

Allison Road over Fly Creek

Fair

Otsego County, New York · 2.5 MI SE of Oakville · Structure no. 000000002265410

Built
1972
53 years old
Condition
Fair
inspected May 2023
Type
Culvert
Steel
Length
23 ft
2 main spans
Daily traffic
131
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Allison Road over Fly Creek is a steel culvert carrying Allison Road over Fly Creek in Otsego County, New York. It was built in 1972, so it is 53 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 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 131 vehicles a day, roughly 14% of them trucks, projected to reach 183 by 2037. The structure is 23 ft (7 m) long. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesAllison Road
CrossesFly Creek
Location2.5 MI SE of Oakville
CountyOtsego County
StateNew York
Coordinates42.70932, -74.97876
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating81.5 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic131 (2017)
Projected traffic183 by 2037
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$144,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Allison Road over Fly Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Allison Road over Fly 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 May 2023.

How much traffic does Allison Road over Fly Creek carry?

About 131 vehicles per day (2017 count), of which roughly 14% are trucks.

How long is Allison Road over Fly Creek?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.3 m).

Who owns Allison Road over Fly Creek?

It is owned by the Town or Township Highway Agency.