US Bridges

C3042 over Lamoille River

Good

Caledonia County, Vermont · 0.01 MI to JCT W VT15 · Structure no. 100305002503051

Built
1989
36 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
1 main span
Daily traffic
25
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3042 over Lamoille River is a steel stringer/multi-beam or girder carrying C3042 over Lamoille River in Caledonia County, Vermont. It was built in 1989, so it is 36 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.

It carries about 25 vehicles a day, roughly 20% of them trucks, projected to reach 27 by 2029. The structure is 62 ft (18.9 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesC3042
CrossesLamoille River
Location0.01 MI to JCT W VT15
CountyCaledonia County
StateVermont
Coordinates44.51523, -72.39467
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 statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating69 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2019)
Projected traffic27 by 2029
Trucks20%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was C3042 over Lamoille River built?

It was built in 1989, making it 36 years old in 2025.

What condition is C3042 over Lamoille River 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 C3042 over Lamoille River carry?

About 25 vehicles per day (2019 count), of which roughly 20% are trucks.

How long is C3042 over Lamoille River?

The structure is 62 ft (18.9 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns C3042 over Lamoille River?

It is owned by the Town or Township Highway Agency.