US Bridges

C3009 over Williams River

FairPosted for load

Windsor County, Vermont · 0.2 MI to JCT W CL3 TH12 · Structure no. 101407007314071

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
110
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3009 over Williams River is a steel stringer/multi-beam or girder carrying C3009 over Williams River in Windsor County, Vermont. It was built in 1974, so it is 51 years old, younger 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 5 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 110 vehicles a day, roughly 2% of them trucks, projected to reach 116 by 2029. The structure is 47 ft (14.3 m) long and 14 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

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CarriesC3009
CrossesWilliams River
Location0.2 MI to JCT W CL3 TH12
CountyWindsor County
StateVermont
Coordinates43.33552, -72.64741
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37 US tons
Inventory rating25 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 20
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width14 ft (4.4 m)
Roadway width13 ft (3.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2019)
Projected traffic116 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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$289,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3009 over Williams River built?

It was built in 1974, making it 51 years old in 2025.

What condition is C3009 over 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 October 2023.

How much traffic does C3009 over Williams River carry?

About 110 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3009 over Williams River?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 14 ft wide.

Who owns C3009 over Williams River?

It is owned by the Town or Township Highway Agency.