US Bridges

Vt 00015 Ml over Browns River

Fair

Chittenden County, Vermont · 3.3 MI E Jct. VT.128 · Structure no. 200030000704092

Built
1929
96 years old, rebuilt 1996
Condition
Fair
inspected May 2023
Type
Girder and Floorbeam System
Steel
Length
93 ft
1 main span
Daily traffic
10,100
2018 count
Owner
State
State Highway Agency

About this bridge

Vt 00015 Ml over Browns River is a steel girder and floorbeam system carrying Vt 00015 Ml over Browns River in Chittenden County, Vermont. It was built in 1929 and reconstructed in 1996, so it is 96 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.

It carries about 10,100 vehicles a day, roughly 9% of them trucks, projected to reach 10,605 by 2028. The structure is 93 ft (28.3 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesVt 00015 Ml
CrossesBrowns River
Location3.3 MI E Jct. VT.128
RouteState Highway 15
CountyChittenden County
StateVermont
Coordinates44.50417, -72.99933
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length93 ft (28.3 m)
Longest span90 ft (27.4 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,100 (2018)
Projected traffic10,605 by 2028
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.1 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Vt 00015 Ml over Browns River built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1996.

What condition is Vt 00015 Ml over Browns River 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 May 2023.

How much traffic does Vt 00015 Ml over Browns River carry?

About 10,100 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Vt 00015 Ml over Browns River?

The structure is 93 ft (28.3 m) long with a longest span of 90 ft (27.4 m) and a deck 31 ft wide.

Who owns Vt 00015 Ml over Browns River?

It is owned by the State Highway Agency.