US Bridges

C3008 over Black River

GoodPosted for load

Orleans County, Vermont · 0.1 MI to JCT W CL3 TH9 · Structure no. 101011002010111

Built
1999
26 years old
Condition
Good
inspected August 2023
Type
Truss - Thru
Wood or Timber
Length
89 ft
1 main span
Daily traffic
230
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3008 over Black River is a wood or timber truss - thru carrying C3008 over Black River in Orleans County, Vermont. It was built in 1999, so it is 26 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 230 vehicles a day, roughly 36% of them trucks, projected to reach 242 by 2029. The structure is 89 ft (27.1 m) long and 15 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesC3008
CrossesBlack River
Location0.1 MI to JCT W CL3 TH9
CountyOrleans County
StateVermont
Coordinates44.86092, -72.27331
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating8 US tons
Inventory rating8 US tons

Structure

Structure typeTruss - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length89 ft (27.1 m)
Longest span85 ft (25.9 m)
Deck width15 ft (4.5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck8 ft (2.6 m)

Traffic and service

Average daily traffic230 (2019)
Projected traffic242 by 2029
Trucks36%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$720,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3008 over Black River built?

It was built in 1999, making it 26 years old in 2025.

What condition is C3008 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 August 2023.

How much traffic does C3008 over Black River carry?

About 230 vehicles per day (2019 count), of which roughly 36% are trucks.

How long is C3008 over Black River?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.9 m) and a deck 15 ft wide.

Who owns C3008 over Black River?

It is owned by the Town or Township Highway Agency.