US Bridges

Vt 00103 Ml over Black River

Fair

Windsor County, Vermont · 0.3 MI S Jct. VT.131 · Structure no. 200025002114062

Built
1960
65 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
157 ft
3 main spans
Daily traffic
5,200
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00103 Ml over Black River is a steel stringer/multi-beam or girder carrying Vt 00103 Ml over Black River in Windsor County, Vermont. It was built in 1960, so it is 65 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,200 vehicles a day, roughly 10% of them trucks, projected to reach 5,460 by 2028. The structure is 157 ft (47.9 m) long and 35 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesVt 00103 Ml
CrossesBlack River
Location0.3 MI S Jct. VT.131
RouteState Highway 103
StateVermont
Coordinates43.37957, -72.64201
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating56 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length157 ft (47.9 m)
Longest span77 ft (23.5 m)
Deck width35 ft (10.7 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2018)
Projected traffic5,460 by 2028
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00103 Ml over Black River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Vt 00103 Ml over Black River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2023.

How much traffic does Vt 00103 Ml over Black River carry?

About 5,200 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Vt 00103 Ml over Black River?

The structure is 157 ft (47.9 m) long with a longest span of 77 ft (23.5 m) and a deck 35 ft wide.

Who owns Vt 00103 Ml over Black River?

It is owned by the State Highway Agency.