US Bridges

Vt 0015A Alt over Lamoille River

Good

Lamoille County, Vermont · 0.1 MI S Jct. VT.15 · Structure no. 200240000108072

Built
2018
7 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
223 ft
3 main spans
Daily traffic
2,500
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 0015A Alt over Lamoille River is a steel stringer/multi-beam or girder carrying Vt 0015A Alt over Lamoille River in Lamoille County, Vermont. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,500 vehicles a day, roughly 2% of them trucks, projected to reach 2,625 by 2028. The structure is 223 ft (68 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesVt 0015A Alt
CrossesLamoille River
Location0.1 MI S Jct. VT.15
RouteState Highway 15A
CountyLamoille County
StateVermont
Coordinates44.56432, -72.56615
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length223 ft (68 m)
Longest span160 ft (48.8 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2018)
Projected traffic2,625 by 2028
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

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

Frequently asked questions

When was Vt 0015A Alt over Lamoille River built?

It was built in 2018, making it 7 years old in 2025.

What condition is Vt 0015A Alt 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 June 2023.

How much traffic does Vt 0015A Alt over Lamoille River carry?

About 2,500 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Vt 0015A Alt over Lamoille River?

The structure is 223 ft (68 m) long with a longest span of 160 ft (48.8 m) and a deck 33 ft wide.

Who owns Vt 0015A Alt over Lamoille River?

It is owned by the State Highway Agency.