US Bridges

C3007 over Jenny Coolidge Brook

FairPosted for load

Windsor County, Vermont · @ JCT W CL3 TH16 · Structure no. 101421002714211

Built
1935
90 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
15
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3007 over Jenny Coolidge Brook is a steel stringer/multi-beam or girder carrying C3007 over Jenny Coolidge Brook in Windsor County, Vermont. It was built in 1935, so it is 90 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 15 vehicles a day, roughly 2% of them trucks, projected to reach 16 by 2029. The structure is 52 ft (15.8 m) long and 22 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesC3007
CrossesJenny Coolidge Brook
Location@ JCT W CL3 TH16
CountyWindsor County
StateVermont
Coordinates43.33988, -72.81028
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating15 US tons
Inventory rating9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 15
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2019)
Projected traffic16 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$450,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3007 over Jenny Coolidge Brook built?

It was built in 1935, making it 90 years old in 2025.

What condition is C3007 over Jenny Coolidge 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 October 2023.

How much traffic does C3007 over Jenny Coolidge Brook carry?

About 15 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3007 over Jenny Coolidge Brook?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 22 ft wide.

Who owns C3007 over Jenny Coolidge Brook?

It is owned by the Town or Township Highway Agency.