US Bridges

Ross Road over Big Brook

FairPosted for load

Oneida County, New York · 4 MI NE Delta Lake · Structure no. 000000002206200

Built
1940
85 years old, rebuilt 1988
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
38 ft
1 main span
Daily traffic
9
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Ross Road over Big Brook is a steel stringer/multi-beam or girder carrying Ross Road over Big Brook in Oneida County, New York. It was built in 1940 and reconstructed in 1988, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 9 vehicles a day, roughly 15% of them trucks, projected to reach 13 by 2038. The structure is 38 ft (11.6 m) long and 20 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesRoss Road
CrossesBig Brook
Location4 MI NE Delta Lake
CountyOneida County
StateNew York
Coordinates43.32511, -75.32231
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating74 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span35 ft (10.6 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9 (2018)
Projected traffic13 by 2038
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$305,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ross Road over Big Brook built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1988.

What condition is Ross Road over Big 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 April 2023.

How much traffic does Ross Road over Big Brook carry?

About 9 vehicles per day (2018 count), of which roughly 15% are trucks.

How long is Ross Road over Big Brook?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.6 m) and a deck 20 ft wide.

Who owns Ross Road over Big Brook?

It is owned by the Town or Township Highway Agency.