US Bridges

C3010 over So Br Williams River

Fair

Windsor County, Vermont · 0.25 MI to JCT W C3 TH63 · Structure no. 101407005214071

Built
1939
86 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
60
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3010 over So Br Williams River is a steel stringer/multi-beam or girder carrying C3010 over So Br Williams River in Windsor County, Vermont. It was built in 1939, so it is 86 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 60 vehicles a day, roughly 2% of them trucks, projected to reach 63 by 2029. The structure is 32 ft (9.8 m) long and 17 ft wide. If it were closed, the detour would be 19.3 mi (31 km).

Location

Open in Google Maps
CarriesC3010
CrossesSo Br Williams River
Location0.25 MI to JCT W C3 TH63
CountyWindsor County
StateVermont
Coordinates43.23152, -72.66763
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
Deck7 GoodSome minor problems.
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width17 ft (5.3 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2019)
Projected traffic63 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 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$244,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3010 over So Br Williams River built?

It was built in 1939, making it 86 years old in 2025.

What condition is C3010 over So Br Williams River 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 C3010 over So Br Williams River carry?

About 60 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3010 over So Br Williams River?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 17 ft wide.

Who owns C3010 over So Br Williams River?

It is owned by the Town or Township Highway Agency.