US Bridges

C3007 over Brook

Fair

Windham County, Vermont · 0.01 MI to JCT W C3 TH37 · Structure no. 101307006213071

Built
1939
86 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
70
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3007 over Brook is a steel stringer/multi-beam or girder carrying C3007 over Brook in Windham County, Vermont. It was built in 1939, 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 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 70 vehicles a day, roughly 3% of them trucks, projected to reach 74 by 2029. The structure is 50 ft (15.2 m) long and 28 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesC3007
CrossesBrook
Location0.01 MI to JCT W C3 TH37
CountyWindham County
StateVermont
Coordinates42.75785, -72.66278
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating22 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length50 ft (15.2 m)
Longest span47 ft (14.3 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2019)
Projected traffic74 by 2029
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$531,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3007 over Brook built?

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

What condition is C3007 over 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 July 2024.

How much traffic does C3007 over Brook carry?

About 70 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is C3007 over Brook?

The structure is 50 ft (15.2 m) long with a longest span of 47 ft (14.3 m) and a deck 28 ft wide.

Who owns C3007 over Brook?

It is owned by the Town or Township Highway Agency.