US Bridges

C3006 over Thatcher Brook

Good

Washington County, Vermont · 0.4 MI to JCT W CL2 TH3 · Structure no. 101218001412181

Built
1954
71 years old, rebuilt 2004
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
649
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3006 over Thatcher Brook is a prestressed concrete slab carrying C3006 over Thatcher Brook in Washington County, Vermont. It was built in 1954 and reconstructed in 2004, so it is 71 years old, older 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 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 649 vehicles a day, roughly 2% of them trucks, projected to reach 682 by 2029. The structure is 39 ft (11.9 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesC3006
CrossesThatcher Brook
Location0.4 MI to JCT W CL2 TH3
StateVermont
Coordinates44.37563, -72.70841
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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating71 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic649 (2019)
Projected traffic682 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 C3006 over Thatcher Brook built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 2004.

What condition is C3006 over Thatcher 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 2023.

How much traffic does C3006 over Thatcher Brook carry?

About 649 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3006 over Thatcher Brook?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns C3006 over Thatcher Brook?

It is owned by the Town or Township Highway Agency.