US Bridges

28650 461 Ave over Vermillion Rv

PoorPosted for load

Turner County, South Dakota · 1E & 1.5S Davis · Structure no. 000000063210185

Built
1956
69 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
241 ft
5 main spans
Daily traffic
207
2022 count
Owner
County
County Highway Agency

About this bridge

28650 461 Ave over Vermillion Rv is a steel stringer/multi-beam or girder carrying 28650 461 Ave over Vermillion Rv in Turner County, South Dakota. It was built in 1956, so it is 69 years old, older than the South Dakota average of 48.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 207 vehicles a day, roughly 3% of them trucks, projected to reach 827 by 2032. The structure is 241 ft (73.6 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries28650 461 Ave
CrossesVermillion Rv
Location1E & 1.5S Davis
RouteCounty Highway 0
Coordinates43.23681, -96.98376
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating10 US tons
Inventory rating10 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length241 ft (73.6 m)
Longest span55 ft (16.8 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic207 (2022)
Projected traffic827 by 2032
Trucks3%
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$23,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 28650 461 Ave over Vermillion Rv built?

It was built in 1956, making it 69 years old in 2025.

What condition is 28650 461 Ave over Vermillion Rv in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does 28650 461 Ave over Vermillion Rv carry?

About 207 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 28650 461 Ave over Vermillion Rv?

The structure is 241 ft (73.6 m) long with a longest span of 55 ft (16.8 m) and a deck 26 ft wide.

Who owns 28650 461 Ave over Vermillion Rv?

It is owned by the County Highway Agency.