US Bridges

C3017 over Browns River

Good

Chittenden County, Vermont · 0.2 MI to JCT W VT15 · Structure no. 100409004004091

Built
1928
97 years old, rebuilt 1966
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
58 ft
1 main span
Daily traffic
200
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3017 over Browns River is a steel stringer/multi-beam or girder carrying C3017 over Browns River in Chittenden County, Vermont. It was built in 1928 and reconstructed in 1966, so it is 97 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 210 by 2029. The structure is 58 ft (17.7 m) long and 17 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesC3017
CrossesBrowns River
Location0.2 MI to JCT W VT15
CountyChittenden County
StateVermont
Coordinates44.50869, -72.99374
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 protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length58 ft (17.7 m)
Longest span56 ft (17.1 m)
Deck width17 ft (5.2 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2019)
Projected traffic210 by 2029
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$393,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3017 over Browns River built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1966.

What condition is C3017 over Browns 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 October 2023.

How much traffic does C3017 over Browns River carry?

About 200 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C3017 over Browns River?

The structure is 58 ft (17.7 m) long with a longest span of 56 ft (17.1 m) and a deck 17 ft wide.

Who owns C3017 over Browns River?

It is owned by the Town or Township Highway Agency.