US Bridges

C2006 over Ryder Brook

FairPosted for load

Lamoille County, Vermont · 0.5 MI to JCT W CL3 TH72 · Structure no. 100807000508071

Built
1934
91 years old
Condition
Fair
inspected August 2023
Type
Tee Beam
Concrete
Length
44 ft
1 main span
Daily traffic
340
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C2006 over Ryder Brook is a concrete tee beam carrying C2006 over Ryder Brook in Lamoille County, Vermont. It was built in 1934, so it is 91 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. Its operating status is: posted for load restriction.

It carries about 340 vehicles a day, roughly 3% of them trucks, projected to reach 357 by 2029. The structure is 44 ft (13.4 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesC2006
CrossesRyder Brook
Location0.5 MI to JCT W CL3 TH72
CountyLamoille County
StateVermont
Coordinates44.50939, -72.59858
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2019)
Projected traffic357 by 2029
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$417,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C2006 over Ryder Brook built?

It was built in 1934, making it 91 years old in 2025.

What condition is C2006 over Ryder 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 August 2023.

How much traffic does C2006 over Ryder Brook carry?

About 340 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is C2006 over Ryder Brook?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 24 ft wide.

Who owns C2006 over Ryder Brook?

It is owned by the Town or Township Highway Agency.