US Bridges

County Road 3A over Spring Brook

Good

Chenango County, New York · 2.2 MI NE of Greene · Structure no. 000000003350390

Built
2010
15 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
396
2021 count
Owner
County
County Highway Agency

About this bridge

County Road 3A over Spring Brook is a prestressed concrete box beam or girders - multiple carrying County Road 3A over Spring Brook in Chenango 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 396 vehicles a day, roughly 6% of them trucks, projected to reach 554 by 2041. The structure is 34 ft (10.4 m) long and 32 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

Location

Open in Google Maps
CarriesCounty Road 3A
CrossesSpring Brook
Location2.2 MI NE of Greene
RouteCounty Highway 0
CountyChenango County
StateNew York
Coordinates42.35628, -75.73738
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating85 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic396 (2021)
Projected traffic554 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$901,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 3A over Spring Brook built?

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

What condition is County Road 3A over Spring Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does County Road 3A over Spring Brook carry?

About 396 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is County Road 3A over Spring Brook?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns County Road 3A over Spring Brook?

It is owned by the County Highway Agency.