US Bridges

1232 Dawson Road over Vermillion Rv

Fair

Clay County, South Dakota · 1.3S JCT SD19 & 50 · Structure no. 000000014108213

Built
2000
25 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
265 ft
3 main spans
Daily traffic
80
2022 count
Owner
County
County Highway Agency

About this bridge

1232 Dawson Road over Vermillion Rv is a prestressed concrete stringer/multi-beam or girder carrying 1232 Dawson Road over Vermillion Rv in Clay County, South Dakota. It was built in 2000, so it is 25 years old, younger than the South Dakota average of 48.9 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 80 vehicles a day, roughly 2% of them trucks, projected to reach 80 by 2032. The structure is 265 ft (80.9 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries1232 Dawson Road
CrossesVermillion Rv
Location1.3S JCT SD19 & 50
RouteCounty Highway 0
Coordinates42.77784, -96.94949
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65.3 US tons
Inventory rating39.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length265 ft (80.9 m)
Longest span91 ft (27.7 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2022)
Projected traffic80 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 1232 Dawson Road over Vermillion Rv built?

It was built in 2000, making it 25 years old in 2025.

What condition is 1232 Dawson Road over Vermillion Rv 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 August 2024.

How much traffic does 1232 Dawson Road over Vermillion Rv carry?

About 80 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 1232 Dawson Road over Vermillion Rv?

The structure is 265 ft (80.9 m) long with a longest span of 91 ft (27.7 m) and a deck 35 ft wide.

Who owns 1232 Dawson Road over Vermillion Rv?

It is owned by the County Highway Agency.