US Bridges

C3046 over South Wheelock Branch

Fair

Caledonia County, Vermont · 0.05 MI JCT TH 1 + TH 52 · Structure no. 100307005203071

Built
1919
106 years old, rebuilt 1947
Condition
Fair
inspected October 2024
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
250
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3046 over South Wheelock Branch is a concrete slab carrying C3046 over South Wheelock Branch in Caledonia County, Vermont. It was built in 1919 and reconstructed in 1947, so it is 106 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 250 vehicles a day, roughly 2% of them trucks, projected to reach 263 by 2029. The structure is 29 ft (8.8 m) long and 23 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesC3046
CrossesSouth Wheelock Branch
Location0.05 MI JCT TH 1 + TH 52
CountyCaledonia County
StateVermont
Coordinates44.52955, -72.04249
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31 US tons
Inventory rating18 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span27 ft (8.2 m)
Deck width23 ft (6.9 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2019)
Projected traffic263 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$280,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3046 over South Wheelock Branch built?

It was built in 1919, making it 106 years old in 2025. It was reconstructed in 1947.

What condition is C3046 over South Wheelock Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does C3046 over South Wheelock Branch carry?

About 250 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3046 over South Wheelock Branch?

The structure is 29 ft (8.8 m) long with a longest span of 27 ft (8.2 m) and a deck 23 ft wide.

Who owns C3046 over South Wheelock Branch?

It is owned by the Town or Township Highway Agency.