US Bridges

C3073 over Bull Run Brook

Fair

Washington County, Vermont · 0.5 MI to JCT W VT12A · Structure no. 101213005312131

Built
1960
65 years old, rebuilt 2015
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
28 ft
1 main span
Daily traffic
250
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3073 over Bull Run Brook is a steel stringer/multi-beam or girder carrying C3073 over Bull Run Brook in Washington County, Vermont. It was built in 1960 and reconstructed in 2015, so it is 65 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.

It carries about 250 vehicles a day, roughly 2% of them trucks, projected to reach 263 by 2029. The structure is 28 ft (8.5 m) long and 16 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesC3073
CrossesBull Run Brook
Location0.5 MI to JCT W VT12A
CountyWashington County
StateVermont
Coordinates44.10926, -72.67609
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2019)
Projected traffic263 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$212,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3073 over Bull Run Brook built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2015.

What condition is C3073 over Bull Run Brook 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 C3073 over Bull Run Brook carry?

About 250 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3073 over Bull Run Brook?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 16 ft wide.

Who owns C3073 over Bull Run Brook?

It is owned by the Town or Township Highway Agency.