US Bridges

C3055 over Black River

PoorClosed to traffic

Orleans County, Vermont · 0.03 MI to JCT W CL2 TH4 · Structure no. 101006002910061

Built
1925
100 years old, rebuilt 2007
Condition
Poor
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
50
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3055 over Black River is a steel stringer/multi-beam or girder carrying C3055 over Black River in Orleans County, Vermont. It was built in 1925 and reconstructed in 2007, so it is 100 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 2 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. Its operating status is: closed to all traffic.

It carries about 50 vehicles a day, roughly 2% of them trucks, projected to reach 53 by 2029. The structure is 32 ft (9.8 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3055
CrossesBlack River
Location0.03 MI to JCT W CL2 TH4
StateVermont
Coordinates44.63684, -72.37212
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourUnknown foundation; not evaluated for scour
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic53 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$424,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3055 over Black River built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2007.

What condition is C3055 over Black River 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 August 2023.

How much traffic does C3055 over Black River carry?

About 50 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3055 over Black River?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 16 ft wide.

Who owns C3055 over Black River?

It is owned by the Town or Township Highway Agency.