US Bridges

Vt 00015 Ml over Lamoille River

Fair

Lamoille County, Vermont · 0.9 MI E Jct. VT.104 N · Structure no. 200030002008022

Built
1950
75 years old, rebuilt 2008
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
399 ft
5 main spans
Daily traffic
8,400
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00015 Ml over Lamoille River is a steel stringer/multi-beam or girder carrying Vt 00015 Ml over Lamoille River in Lamoille County, Vermont. It was built in 1950 and reconstructed in 2008, so it is 75 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 8,400 vehicles a day, roughly 5% of them trucks, projected to reach 8,820 by 2028. The structure is 399 ft (121.6 m) long and 40 ft wide. If it were closed, the detour would be 41 mi (66 km).

CarriesVt 00015 Ml
CrossesLamoille River
Location0.9 MI E Jct. VT.104 N
RouteState Highway 15
StateVermont
Coordinates44.64779, -72.87252
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating89.9 US tons
Inventory rating54 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length399 ft (121.6 m)
Longest span83 ft (25.3 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,400 (2018)
Projected traffic8,820 by 2028
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed41 mi (66 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 00015 Ml over Lamoille River built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2008.

What condition is Vt 00015 Ml over Lamoille 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 September 2023.

How much traffic does Vt 00015 Ml over Lamoille River carry?

About 8,400 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Vt 00015 Ml over Lamoille River?

The structure is 399 ft (121.6 m) long with a longest span of 83 ft (25.3 m) and a deck 40 ft wide.

Who owns Vt 00015 Ml over Lamoille River?

It is owned by the State Highway Agency.