US Bridges

C3005 over Stannard Brook

PoorClosed to traffic

Caledonia County, Vermont · At JCT TH 5 + TH 4 · Structure no. 100315002003151

Built
1929
96 years old
Condition
Poor
inspected September 2023
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
350
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3005 over Stannard Brook is a concrete slab carrying C3005 over Stannard Brook in Caledonia County, Vermont. It was built in 1929, so it is 96 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 0 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: closed to all traffic.

It carries about 350 vehicles a day, roughly 2% of them trucks, projected to reach 368 by 2029. The structure is 24 ft (7.3 m) long and 18 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesC3005
CrossesStannard Brook
LocationAt JCT TH 5 + TH 4
CountyCaledonia County
StateVermont
Coordinates44.54112, -72.26341
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure0 FailedOut of service and beyond corrective action.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating16 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span21 ft (6.4 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2019)
Projected traffic368 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$203,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3005 over Stannard Brook built?

It was built in 1929, making it 96 years old in 2025.

What condition is C3005 over Stannard 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 September 2023.

How much traffic does C3005 over Stannard Brook carry?

About 350 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3005 over Stannard Brook?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.4 m) and a deck 18 ft wide.

Who owns C3005 over Stannard Brook?

It is owned by the Town or Township Highway Agency.