US Bridges

C3010 over Muddy Branch

FairPosted for load

Addison County, Vermont · 0.4 MI to JCT C3 TH 8 · Structure no. 100111002301111

Built
1824
201 years old, rebuilt 1994
Condition
Fair
inspected August 2024
Type
Truss - Thru
Wood or Timber
Length
68 ft
1 main span
Daily traffic
10
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3010 over Muddy Branch is a wood or timber truss - thru carrying C3010 over Muddy Branch in Addison County, Vermont. It was built in 1824 and reconstructed in 1994, so it is 201 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 2% of them trucks, projected to reach 11 by 2029. The structure is 68 ft (20.7 m) long and 12 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesC3010
CrossesMuddy Branch
Location0.4 MI to JCT C3 TH 8
CountyAddison County
StateVermont
Coordinates44.05009, -73.14069
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable 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 loadUnknown
Structure length68 ft (20.7 m)
Longest span63 ft (19.2 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deck10 ft (2.9 m)

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 statusListed on the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$533,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3010 over Muddy Branch built?

It was built in 1824, making it 201 years old in 2025. It was reconstructed in 1994.

What condition is C3010 over Muddy Branch 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 August 2024.

How much traffic does C3010 over Muddy Branch carry?

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

How long is C3010 over Muddy Branch?

The structure is 68 ft (20.7 m) long with a longest span of 63 ft (19.2 m) and a deck 12 ft wide.

Who owns C3010 over Muddy Branch?

It is owned by the Town or Township Highway Agency.