US Bridges

C3004 over Fair Brook

PoorPosted for load

Windham County, Vermont · 0.4 MI JCT TH 4 & TH 41 · Structure no. 101317004313171

Built
1939
86 years old, rebuilt 1963
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
50
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3004 over Fair Brook is a steel stringer/multi-beam or girder carrying C3004 over Fair Brook in Windham County, Vermont. It was built in 1939 and reconstructed in 1963, so it is 86 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 2% of them trucks, projected to reach 53 by 2029. The structure is 65 ft (19.8 m) long and 14 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesC3004
CrossesFair Brook
Location0.4 MI JCT TH 4 & TH 41
StateVermont
Coordinates43.04794, -72.71536
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating9 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length65 ft (19.8 m)
Longest span60 ft (18.3 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic53 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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$577,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3004 over Fair Brook built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1963.

What condition is C3004 over Fair Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does C3004 over Fair Brook carry?

About 50 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3004 over Fair Brook?

The structure is 65 ft (19.8 m) long with a longest span of 60 ft (18.3 m) and a deck 14 ft wide.

Who owns C3004 over Fair Brook?

It is owned by the Town or Township Highway Agency.