US Bridges

C3066 over Black River

Good

Windsor County, Vermont · 0.04 MI to JCT W VT11 · Structure no. 101418008114181

Built
1929
96 years old, rebuilt 2009
Condition
Good
inspected November 2023
Type
Truss - Thru
Steel
Length
164 ft
1 main span
Daily traffic
300
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3066 over Black River is a steel truss - thru carrying C3066 over Black River in Windsor County, Vermont. It was built in 1929 and reconstructed in 2009, so it is 96 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 300 vehicles a day, roughly 2% of them trucks, projected to reach 315 by 2029. The structure is 164 ft (50 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesC3066
CrossesBlack River
Location0.04 MI to JCT W VT11
StateVermont
Coordinates43.27107, -72.45402
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length164 ft (50 m)
Longest span160 ft (48.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic300 (2019)
Projected traffic315 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.5 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3066 over Black River built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 2009.

What condition is C3066 over Black River 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 November 2023.

How much traffic does C3066 over Black River carry?

About 300 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3066 over Black River?

The structure is 164 ft (50 m) long with a longest span of 160 ft (48.8 m) and a deck 25 ft wide.

Who owns C3066 over Black River?

It is owned by the Town or Township Highway Agency.