US Bridges

Big Brook Road over Lake Abanakee

Fair

Hamilton County, New York · 1.6 MI SE Hamlt Indian Lk · Structure no. 000000003307220

Built
2010
15 years old
Condition
Fair
inspected September 2024
Type
Truss - Thru
Steel
Length
82 ft
1 main span
Daily traffic
489
2018 count
Owner
County
County Highway Agency

About this bridge

Big Brook Road over Lake Abanakee is a steel truss - thru carrying Big Brook Road over Lake Abanakee in Hamilton County, New York. It was built in 2010, so it is 15 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 489 vehicles a day, roughly 10% of them trucks, projected to reach 685 by 2038. The structure is 82 ft (25 m) long and 27 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesBig Brook Road
CrossesLake Abanakee
Location1.6 MI SE Hamlt Indian Lk
RouteCounty Highway 0
CountyHamilton County
StateNew York
Coordinates43.76124, -74.25131
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating46 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 25 or greater
Structure length82 ft (25 m)
Longest span80 ft (24.4 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic489 (2018)
Projected traffic685 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$4.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Big Brook Road over Lake Abanakee built?

It was built in 2010, making it 15 years old in 2025.

What condition is Big Brook Road over Lake Abanakee 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 September 2024.

How much traffic does Big Brook Road over Lake Abanakee carry?

About 489 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Big Brook Road over Lake Abanakee?

The structure is 82 ft (25 m) long with a longest span of 80 ft (24.4 m) and a deck 27 ft wide.

Who owns Big Brook Road over Lake Abanakee?

It is owned by the County Highway Agency.