US Bridges

27550 456 Ave over West Fork Vermillion Rv

Good

Turner County, South Dakota · 0.5S & 3E Parker · Structure no. 000000063160075

Built
2013
12 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
45
2022 count
Owner
County
County Highway Agency

About this bridge

27550 456 Ave over West Fork Vermillion Rv is a concrete culvert carrying 27550 456 Ave over West Fork Vermillion Rv in Turner County, South Dakota. It was built in 2013, so it is 12 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 45 vehicles a day, roughly 2% of them trucks, projected to reach 45 by 2032. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 5 mi (8 km).

Carries27550 456 Ave
CrossesWest Fork Vermillion Rv
Location0.5S & 3E Parker
RouteCounty Highway 0
Coordinates43.39612, -97.08249
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 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
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.2 US tons
Inventory rating22.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (6.9 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2022)
Projected traffic45 by 2032
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 27550 456 Ave over West Fork Vermillion Rv built?

It was built in 2013, making it 12 years old in 2025.

What condition is 27550 456 Ave over West Fork Vermillion Rv in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does 27550 456 Ave over West Fork Vermillion Rv carry?

About 45 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 27550 456 Ave over West Fork Vermillion Rv?

The structure is 23 ft (6.9 m) long with a longest span of 13 ft (3.9 m).

Who owns 27550 456 Ave over West Fork Vermillion Rv?

It is owned by the County Highway Agency.