US Bridges

C3015 over Smith Brook

Good

Windham County, Vermont · 0.03 MI to JCT W VT30 · Structure no. 101312004813121

Built
1939
86 years old, rebuilt 2017
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
1 main span
Daily traffic
400
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3015 over Smith Brook is a steel stringer/multi-beam or girder carrying C3015 over Smith Brook in Windham County, Vermont. It was built in 1939 and reconstructed in 2017, so it is 86 years old, older 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 400 vehicles a day, roughly 2% of them trucks, projected to reach 420 by 2027. The structure is 83 ft (25.3 m) long and 19 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesC3015
CrossesSmith Brook
Location0.03 MI to JCT W VT30
StateVermont
Coordinates42.96472, -72.65292
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length83 ft (25.3 m)
Longest span80 ft (24.4 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2017)
Projected traffic420 by 2027
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 C3015 over Smith Brook built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 2017.

What condition is C3015 over Smith 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 2024.

How much traffic does C3015 over Smith Brook carry?

About 400 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is C3015 over Smith Brook?

The structure is 83 ft (25.3 m) long with a longest span of 80 ft (24.4 m) and a deck 19 ft wide.

Who owns C3015 over Smith Brook?

It is owned by the Town or Township Highway Agency.