US Bridges

C3006 over Brook

Good

Lamoille County, Vermont · 0.55 MI to JCT W C3 TH61 · Structure no. 100805002808051

Built
1981
44 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
200
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3006 over Brook is a concrete slab carrying C3006 over Brook in Lamoille County, Vermont. It was built in 1981, so it is 44 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 210 by 2029. The structure is 32 ft (9.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesC3006
CrossesBrook
Location0.55 MI to JCT W C3 TH61
StateVermont
Coordinates44.64249, -72.61661
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating64 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic210 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Brook built?

It was built in 1981, making it 44 years old in 2025.

What condition is C3006 over 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 Brook carry?

About 200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3006 over Brook?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.

Who owns C3006 over Brook?

It is owned by the Town or Township Highway Agency.