US Bridges

28440 460th Ave over Vermillion Rv

Fair

Turner County, South Dakota · 0.6N Davis · Structure no. 000000063200164

Built
1997
28 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
130 ft
3 main spans
Daily traffic
97
2022 count
Owner
County
County Highway Agency

About this bridge

28440 460th Ave over Vermillion Rv is a prestressed concrete tee beam carrying 28440 460th Ave over Vermillion Rv in Turner County, South Dakota. It was built in 1997, so it is 28 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 97 vehicles a day, roughly 2% of them trucks, projected to reach 97 by 2032. The structure is 130 ft (39.6 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
Carries28440 460th Ave
CrossesVermillion Rv
Location0.6N Davis
RouteCounty Highway 0
CountyTurner County
StateSouth Dakota
Coordinates43.26558, -97.00388
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span50 ft (15.2 m)
Deck width23 ft (7.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2022)
Projected traffic97 by 2032
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$23,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 28440 460th Ave over Vermillion Rv built?

It was built in 1997, making it 28 years old in 2025.

What condition is 28440 460th Ave 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 September 2024.

How much traffic does 28440 460th Ave over Vermillion Rv carry?

About 97 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 28440 460th Ave over Vermillion Rv?

The structure is 130 ft (39.6 m) long with a longest span of 50 ft (15.2 m) and a deck 23 ft wide.

Who owns 28440 460th Ave over Vermillion Rv?

It is owned by the County Highway Agency.