US Bridges

Vt 0012A Alt over Flint Brook

Poor

Washington County, Vermont · 12.6 MI N Jct. VT.12 S · Structure no. 200187002112152

Built
1933
92 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
400
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 0012A Alt over Flint Brook is a steel stringer/multi-beam or girder carrying Vt 0012A Alt over Flint Brook in Washington County, Vermont. It was built in 1933, so it is 92 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 400 vehicles a day, roughly 6% of them trucks, projected to reach 420 by 2028. The structure is 54 ft (16.5 m) long and 24 ft wide.

Location

Open in Google Maps
CarriesVt 0012A Alt
CrossesFlint Brook
Location12.6 MI N Jct. VT.12 S
RouteState Highway 12A
CountyWashington County
StateVermont
Coordinates44.06984, -72.74568
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating57 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length54 ft (16.5 m)
Longest span52 ft (15.8 m)
Deck width24 ft (7.2 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2018)
Projected traffic420 by 2028
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 0012A Alt over Flint Brook built?

It was built in 1933, making it 92 years old in 2025.

What condition is Vt 0012A Alt over Flint Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Vt 0012A Alt over Flint Brook carry?

About 400 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Vt 0012A Alt over Flint Brook?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.8 m) and a deck 24 ft wide.

Who owns Vt 0012A Alt over Flint Brook?

It is owned by the State Highway Agency.