US Bridges

461 Ave. over Vermillion Rv

PoorPosted for load

Turner County, South Dakota · 1W & 1.2S Centerville · Structure no. 000000063210282

Built
1910
115 years old, rebuilt 2009
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
173 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

461 Ave. over Vermillion Rv is a steel stringer/multi-beam or girder carrying 461 Ave. over Vermillion Rv in Turner County, South Dakota. It was built in 1910 and reconstructed in 2009, so it is 115 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 50 by 2032. The structure is 173 ft (52.6 m) long and 16 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries461 Ave.
CrossesVermillion Rv
Location1W & 1.2S Centerville
RouteCounty Highway 0
Coordinates43.09599, -96.98165
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating8.8 US tons
Inventory rating5.2 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1 (+5 approach)
Design loadUnknown
Structure length173 ft (52.6 m)
Longest span93 ft (28.2 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic50 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 461 Ave. over Vermillion Rv built?

It was built in 1910, making it 115 years old in 2025. It was reconstructed in 2009.

What condition is 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 461 Ave. over Vermillion Rv carry?

About 50 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 461 Ave. over Vermillion Rv?

The structure is 173 ft (52.6 m) long with a longest span of 93 ft (28.2 m) and a deck 16 ft wide.

Who owns 461 Ave. over Vermillion Rv?

It is owned by the County Highway Agency.