US Bridges

Vt 00346 Ml over Hoosic River

Fair

Bennington County, Vermont · 4.7 MI W Jct. U.S.7 · Structure no. 200107000702082

Built
1983
42 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
219 ft
2 main spans
Daily traffic
1,300
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00346 Ml over Hoosic River is a steel continuous stringer/multi-beam or girder carrying Vt 00346 Ml over Hoosic River in Bennington County, Vermont. It was built in 1983, so it is 42 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 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 1,300 vehicles a day, roughly 6% of them trucks, projected to reach 1,365 by 2028. The structure is 219 ft (66.8 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesVt 00346 Ml
CrossesHoosic River
Location4.7 MI W Jct. U.S.7
RouteState Highway 346
StateVermont
Coordinates42.80937, -73.28626
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length219 ft (66.8 m)
Longest span109 ft (33.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2018)
Projected traffic1,365 by 2028
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00346 Ml over Hoosic River built?

It was built in 1983, making it 42 years old in 2025.

What condition is Vt 00346 Ml over Hoosic 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 00346 Ml over Hoosic River carry?

About 1,300 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Vt 00346 Ml over Hoosic River?

The structure is 219 ft (66.8 m) long with a longest span of 109 ft (33.2 m) and a deck 43 ft wide.

Who owns Vt 00346 Ml over Hoosic River?

It is owned by the State Highway Agency.