US Bridges

C3046 over Waterman Brook

Good

Lamoille County, Vermont · 0.3 MI to JCT W CL3 TH45 · Structure no. 100806002708061

Built
1985
40 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
33 ft
1 main span
Daily traffic
50
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3046 over Waterman Brook is a concrete slab carrying C3046 over Waterman Brook in Lamoille County, Vermont. It was built in 1985, so it is 40 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 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 53 by 2029. The structure is 33 ft (10.1 m) long and 17 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3046
CrossesWaterman Brook
Location0.3 MI to JCT W CL3 TH45
StateVermont
Coordinates44.61267, -72.66881
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
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 geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width17 ft (5.3 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic53 by 2029
Trucks2%
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 C3046 over Waterman Brook built?

It was built in 1985, making it 40 years old in 2025.

What condition is C3046 over Waterman 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 C3046 over Waterman Brook carry?

About 50 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3046 over Waterman Brook?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 17 ft wide.

Who owns C3046 over Waterman Brook?

It is owned by the Town or Township Highway Agency.