US Bridges

C3013 over Roundy Brook

FairPosted for load

Caledonia County, Vermont · 0.5 MI JCT TH 13 + TH 29 · Structure no. 100302003103021

Built
1928
97 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
100
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3013 over Roundy Brook is a concrete slab carrying C3013 over Roundy Brook in Caledonia County, Vermont. It was built in 1928, so it is 97 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 2% of them trucks, projected to reach 105 by 2029. The structure is 25 ft (7.6 m) long and 19 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesC3013
CrossesRoundy Brook
Location0.5 MI JCT TH 13 + TH 29
CountyCaledonia County
StateVermont
Coordinates44.62706, -71.94368
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating13 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length25 ft (7.6 m)
Longest span20 ft (6.1 m)
Deck width19 ft (5.9 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic105 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$442,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3013 over Roundy Brook built?

It was built in 1928, making it 97 years old in 2025.

What condition is C3013 over Roundy Brook 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 September 2024.

How much traffic does C3013 over Roundy Brook carry?

About 100 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3013 over Roundy Brook?

The structure is 25 ft (7.6 m) long with a longest span of 20 ft (6.1 m) and a deck 19 ft wide.

Who owns C3013 over Roundy Brook?

It is owned by the Town or Township Highway Agency.