US Bridges

Vt 00100 Ml over Winhall River

Fair

Windham County, Vermont · 0.1 MI N Jct. VT.30 N · Structure no. 200013008113092

Built
1936
89 years old, rebuilt 1972
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
1 main span
Daily traffic
2,700
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00100 Ml over Winhall River is a steel stringer/multi-beam or girder carrying Vt 00100 Ml over Winhall River in Windham County, Vermont. It was built in 1936 and reconstructed in 1972, so it is 89 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 2,700 vehicles a day, roughly 9% of them trucks, projected to reach 2,835 by 2028. The structure is 84 ft (25.6 m) long and 32 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesVt 00100 Ml
CrossesWinhall River
Location0.1 MI N Jct. VT.30 N
RouteState Highway 100
StateVermont
Coordinates43.14715, -72.84126
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length84 ft (25.6 m)
Longest span82 ft (25 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,700 (2018)
Projected traffic2,835 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00100 Ml over Winhall River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1972.

What condition is Vt 00100 Ml over Winhall 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 00100 Ml over Winhall River carry?

About 2,700 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00100 Ml over Winhall River?

The structure is 84 ft (25.6 m) long with a longest span of 82 ft (25 m) and a deck 32 ft wide.

Who owns Vt 00100 Ml over Winhall River?

It is owned by the State Highway Agency.