US Bridges

C3033 over Cold Brook

GoodPosted for load

Windsor County, Vermont · 0.2 MI JCT TH 4 + TH 33 · Structure no. 101405003014051

Built
1976
49 years old, rebuilt 2010
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
28 ft
1 main span
Daily traffic
10
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3033 over Cold Brook is a prestressed concrete slab carrying C3033 over Cold Brook in Windsor County, Vermont. It was built in 1976 and reconstructed in 2010, so it is 49 years old, younger than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 2% of them trucks, projected to reach 11 by 2029. The structure is 28 ft (8.5 m) long and 18 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3033
CrossesCold Brook
Location0.2 MI JCT TH 4 + TH 33
StateVermont
Coordinates43.625, -72.68333
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating99 US tons
Inventory rating89 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2019)
Projected traffic11 by 2029
Trucks2%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C3033 over Cold Brook built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2010.

What condition is C3033 over Cold Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does C3033 over Cold Brook carry?

About 10 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3033 over Cold Brook?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m) and a deck 18 ft wide.

Who owns C3033 over Cold Brook?

It is owned by the Town or Township Highway Agency.