US Bridges

Vt 00100 Ml over Alder Meadow Brook

Good

Addison County, Vermont · 4.0 MI N Jct. VT.125 · Structure no. 200013015301072

Built
1936
89 years old, rebuilt 1972
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
1,100
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00100 Ml over Alder Meadow Brook is a steel stringer/multi-beam or girder carrying Vt 00100 Ml over Alder Meadow Brook in Addison County, Vermont. It was built in 1936 and reconstructed in 1972, so it is 89 years old, older 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 1,100 vehicles a day, roughly 9% of them trucks, projected to reach 1,155 by 2028. The structure is 64 ft (19.5 m) long and 31 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesVt 00100 Ml
CrossesAlder Meadow Brook
Location4.0 MI N Jct. VT.125
RouteState Highway 100
StateVermont
Coordinates43.98336, -72.84375
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length64 ft (19.5 m)
Longest span62 ft (18.9 m)
Deck width31 ft (9.6 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2018)
Projected traffic1,155 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemNo

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 Alder Meadow Brook built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1972.

What condition is Vt 00100 Ml over Alder Meadow 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 August 2023.

How much traffic does Vt 00100 Ml over Alder Meadow Brook carry?

About 1,100 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00100 Ml over Alder Meadow Brook?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 31 ft wide.

Who owns Vt 00100 Ml over Alder Meadow Brook?

It is owned by the State Highway Agency.