US Bridges

Vt 00015 Ml over Lamoille River

Good

Lamoille County, Vermont · 0.5 MI W Jct. VT.108 N · Structure no. 200030002108022

Built
1991
34 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
259 ft
3 main spans
Daily traffic
8,300
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00015 Ml over Lamoille River is a steel continuous stringer/multi-beam or girder carrying Vt 00015 Ml over Lamoille River in Lamoille County, Vermont. It was built in 1991, so it is 34 years old, younger than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,300 vehicles a day, roughly 9% of them trucks, projected to reach 8,715 by 2028. The structure is 259 ft (78.9 m) long and 43 ft wide. If it were closed, the detour would be 41 mi (66 km).

CarriesVt 00015 Ml
CrossesLamoille River
Location0.5 MI W Jct. VT.108 N
RouteState Highway 15
StateVermont
Coordinates44.64396, -72.83639
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length259 ft (78.9 m)
Longest span98 ft (29.9 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2018)
Projected traffic8,715 by 2028
Trucks9%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.9 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00015 Ml over Lamoille River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Vt 00015 Ml over Lamoille River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

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

About 8,300 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00015 Ml over Lamoille River?

The structure is 259 ft (78.9 m) long with a longest span of 98 ft (29.9 m) and a deck 43 ft wide.

Who owns Vt 00015 Ml over Lamoille River?

It is owned by the State Highway Agency.