US Bridges

C2004 over Mad River

Fair

Washington County, Vermont · 0.08 MI to JCT W VT100 · Structure no. 101217003012171

Built
1929
96 years old
Condition
Fair
inspected July 2024
Type
Tee Beam
Concrete
Length
55 ft
1 main span
Daily traffic
2,000
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C2004 over Mad River is a concrete tee beam carrying C2004 over Mad River in Washington County, Vermont. It was built in 1929, 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 5 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 2,000 vehicles a day, roughly 2% of them trucks, projected to reach 2,100 by 2029. The structure is 55 ft (16.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesC2004
CrossesMad River
Location0.08 MI to JCT W VT100
StateVermont
Coordinates44.11696, -72.85712
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length55 ft (16.8 m)
Longest span52 ft (15.8 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2019)
Projected traffic2,100 by 2029
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 C2004 over Mad River built?

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

What condition is C2004 over Mad 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 July 2024.

How much traffic does C2004 over Mad River carry?

About 2,000 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is C2004 over Mad River?

The structure is 55 ft (16.8 m) long with a longest span of 52 ft (15.8 m) and a deck 28 ft wide.

Who owns C2004 over Mad River?

It is owned by the Town or Township Highway Agency.