US Bridges

Vt 00011 Ml over Mid. Br Williams River

Fair

Windsor County, Vermont · 2.8 MI E JCT Vt 121 · Structure no. 200016003814012

Built
1929
96 years old, rebuilt 1972
Condition
Fair
inspected June 2023
Type
Tee Beam
Concrete
Length
33 ft
1 main span
Daily traffic
3,100
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00011 Ml over Mid. Br Williams River is a concrete tee beam carrying Vt 00011 Ml over Mid. Br Williams River in Windsor County, Vermont. It was built in 1929 and reconstructed in 1972, so it is 96 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 3,100 vehicles a day, roughly 9% of them trucks, projected to reach 3,255 by 2028. The structure is 33 ft (10.1 m) long and 32 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesVt 00011 Ml
CrossesMid. Br Williams River
Location2.8 MI E JCT Vt 121
RouteState Highway 11
StateVermont
Coordinates43.25348, -72.71918
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2018)
Projected traffic3,255 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$420,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00011 Ml over Mid. Br Williams River built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1972.

What condition is Vt 00011 Ml over Mid. 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 June 2023.

How much traffic does Vt 00011 Ml over Mid. Br Williams River carry?

About 3,100 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00011 Ml over Mid. Br Williams River?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 32 ft wide.

Who owns Vt 00011 Ml over Mid. Br Williams River?

It is owned by the State Highway Agency.