US Bridges

C3023 over Ayers Brook

Good

Orange County, Vermont · 0.1 MI JCT TH 23 + Vt 12 · Structure no. 100902001209021

Built
2010
15 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
20
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3023 over Ayers Brook is a prestressed concrete box beam or girders - multiple carrying C3023 over Ayers Brook in Orange County, Vermont. It was built in 2010, so it is 15 years old, younger than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20 vehicles a day, roughly 4% of them trucks, projected to reach 21 by 2029. The structure is 70 ft (21.3 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3023
CrossesAyers Brook
Location0.1 MI JCT TH 23 + Vt 12
StateVermont
Coordinates43.98278, -72.65111
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.1 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2019)
Projected traffic21 by 2029
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C3023 over Ayers Brook built?

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

What condition is C3023 over Ayers 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 October 2023.

How much traffic does C3023 over Ayers Brook carry?

About 20 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is C3023 over Ayers Brook?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 16 ft wide.

Who owns C3023 over Ayers Brook?

It is owned by the Town or Township Highway Agency.