US Bridges

C3029 over Conn. River Line R.R.

FairPosted for load

Windsor County, Vermont · 0.04 MI to JCT W C3 TH30 · Structure no. 101408003814081

Built
1915
110 years old, rebuilt 2013
Condition
Fair
inspected August 2024
Type
Truss - Thru
Steel
Length
73 ft
1 main span
Daily traffic
380
2019 count
Owner
State
State Highway Agency

About this bridge

C3029 over Conn. River Line R.R. is a steel truss - thru carrying C3029 over Conn. River Line R.R. in Windsor County, Vermont. It was built in 1915 and reconstructed in 2013, so it is 110 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 380 vehicles a day, roughly 4% of them trucks, projected to reach 399 by 2029. The structure is 73 ft (22.3 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesC3029
CrossesConn. River Line R.R.
Location0.04 MI to JCT W C3 TH30
CountyWindsor County
StateVermont
Coordinates43.67748, -72.30643
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating15 US tons
Inventory rating11 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckClosed grating
Main spans1
Design loadH 10
Structure length73 ft (22.3 m)
Longest span68 ft (20.7 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2019)
Projected traffic399 by 2029
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$729,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was C3029 over Conn. River Line R.R. built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 2013.

What condition is C3029 over Conn. River Line R.R. 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 2024.

How much traffic does C3029 over Conn. River Line R.R. carry?

About 380 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is C3029 over Conn. River Line R.R.?

The structure is 73 ft (22.3 m) long with a longest span of 68 ft (20.7 m) and a deck 18 ft wide.

Who owns C3029 over Conn. River Line R.R.?

It is owned by the State Highway Agency.