US Bridges

C3051 over Dog River

Good

Washington County, Vermont · 0.02 MI to JCT W CL2 TH8 · Structure no. 101203002512031

Built
1977
48 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
103 ft
1 main span
Daily traffic
10
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3051 over Dog River is a steel stringer/multi-beam or girder carrying C3051 over Dog River in Washington County, Vermont. It was built in 1977, so it is 48 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 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 10 vehicles a day, roughly 2% of them trucks, projected to reach 11 by 2029. The structure is 103 ft (31.4 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3051
CrossesDog River
Location0.02 MI to JCT W CL2 TH8
StateVermont
Coordinates44.25039, -72.60079
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating67 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span100 ft (30.5 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2019)
Projected traffic11 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$630,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3051 over Dog River built?

It was built in 1977, making it 48 years old in 2025.

What condition is C3051 over Dog 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 July 2024.

How much traffic does C3051 over Dog River carry?

About 10 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3051 over Dog River?

The structure is 103 ft (31.4 m) long with a longest span of 100 ft (30.5 m) and a deck 16 ft wide.

Who owns C3051 over Dog River?

It is owned by the Town or Township Highway Agency.