US Bridges

Vt 00015 Ml over Smith Brook

Good

Lamoille County, Vermont · 2.5 MI W Jct. VT.100C · Structure no. 200030003208062

Built
2015
10 years old
Condition
Good
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
6,300
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00015 Ml over Smith Brook is a prestressed concrete tee beam carrying Vt 00015 Ml over Smith Brook in Lamoille County, Vermont. It was built in 2015, so it is 10 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 6,300 vehicles a day, roughly 4% of them trucks, projected to reach 6,615 by 2028. The structure is 58 ft (17.7 m) long and 35 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesVt 00015 Ml
CrossesSmith Brook
Location2.5 MI W Jct. VT.100C
RouteState Highway 15
StateVermont
Coordinates44.64224, -72.72164
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 rating55 US tons
Inventory rating42 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length58 ft (17.7 m)
Longest span56 ft (17.1 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2018)
Projected traffic6,615 by 2028
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Smith Brook built?

It was built in 2015, making it 10 years old in 2025.

What condition is Vt 00015 Ml over Smith Brook 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 October 2023.

How much traffic does Vt 00015 Ml over Smith Brook carry?

About 6,300 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Vt 00015 Ml over Smith Brook?

The structure is 58 ft (17.7 m) long with a longest span of 56 ft (17.1 m) and a deck 35 ft wide.

Who owns Vt 00015 Ml over Smith Brook?

It is owned by the State Highway Agency.