US Bridges

C3001 over Hell Hollow Brook

FairPosted for load

Bennington County, Vermont · 1.4 MI N JCT RT9 & TH1 · Structure no. 100217000202171

Built
1934
91 years old, rebuilt 1975
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
51 ft
1 main span
Daily traffic
40
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3001 over Hell Hollow Brook is a steel stringer/multi-beam or girder carrying C3001 over Hell Hollow Brook in Bennington County, Vermont. It was built in 1934 and reconstructed in 1975, so it is 91 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 5 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 40 vehicles a day, roughly 2% of them trucks, projected to reach 42 by 2029. The structure is 51 ft (15.5 m) long and 20 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3001
CrossesHell Hollow Brook
Location1.4 MI N JCT RT9 & TH1
StateVermont
Coordinates42.91026, -73.11621
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24 US tons
Inventory rating17 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span48 ft (14.6 m)
Deck width20 ft (6.2 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2019)
Projected traffic42 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$633,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3001 over Hell Hollow Brook built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1975.

What condition is C3001 over Hell Hollow 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 November 2023.

How much traffic does C3001 over Hell Hollow Brook carry?

About 40 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3001 over Hell Hollow Brook?

The structure is 51 ft (15.5 m) long with a longest span of 48 ft (14.6 m) and a deck 20 ft wide.

Who owns C3001 over Hell Hollow Brook?

It is owned by the Town or Township Highway Agency.