US Bridges

Vt 00100 Ml over Leclair Brook

Fair

Orleans County, Vermont · 1.8 MI N Jct. VT.58 · Structure no. 200029023910132

Built
1941
84 years old, rebuilt 1981
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
1,700
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00100 Ml over Leclair Brook is a steel stringer/multi-beam or girder carrying Vt 00100 Ml over Leclair Brook in Orleans County, Vermont. It was built in 1941 and reconstructed in 1981, so it is 84 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 5 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 1,700 vehicles a day, roughly 9% of them trucks, projected to reach 1,785 by 2028. The structure is 49 ft (14.9 m) long and 33 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesVt 00100 Ml
CrossesLeclair Brook
Location1.8 MI N Jct. VT.58
RouteState Highway 100
StateVermont
Coordinates44.82429, -72.43781
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43 US tons
Inventory rating25 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length49 ft (14.9 m)
Longest span47 ft (14.3 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2018)
Projected traffic1,785 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 00100 Ml over Leclair Brook built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1981.

What condition is Vt 00100 Ml over Leclair Brook 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 Leclair Brook carry?

About 1,700 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00100 Ml over Leclair Brook?

The structure is 49 ft (14.9 m) long with a longest span of 47 ft (14.3 m) and a deck 33 ft wide.

Who owns Vt 00100 Ml over Leclair Brook?

It is owned by the State Highway Agency.