US Bridges

Vt 0007A Alt over Mad Tom Brook

Good

Bennington County, Vermont · 3.9 MI N Jct. VT.30 W · Structure no. 200137003502032

Built
1959
66 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
3,000
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 0007A Alt over Mad Tom Brook is a steel stringer/multi-beam or girder carrying Vt 0007A Alt over Mad Tom Brook in Bennington County, Vermont. It was built in 1959, so it is 66 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 3,000 vehicles a day, roughly 6% of them trucks, projected to reach 3,150 by 2028. The structure is 64 ft (19.5 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesVt 0007A Alt
CrossesMad Tom Brook
Location3.9 MI N Jct. VT.30 W
RouteState Highway 7A
StateVermont
Coordinates43.22011, -73.01236
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span62 ft (18.9 m)
Deck width49 ft (14.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2018)
Projected traffic3,150 by 2028
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 0007A Alt over Mad Tom Brook built?

It was built in 1959, making it 66 years old in 2025.

What condition is Vt 0007A Alt over Mad Tom 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 May 2023.

How much traffic does Vt 0007A Alt over Mad Tom Brook carry?

About 3,000 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Vt 0007A Alt over Mad Tom Brook?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.9 m) and a deck 49 ft wide.

Who owns Vt 0007A Alt over Mad Tom Brook?

It is owned by the State Highway Agency.