US Bridges

291st Street over Turkey Ck

Good

Turner County, South Dakota · 8.8W Viborg · Structure no. 000000063072230

Built
2008
17 years old
Condition
Good
inspected September 2024
Type
Culvert
Steel
Length
23 ft
3 main spans
Daily traffic
140
2022 count
Owner
County
County Highway Agency

About this bridge

291st Street over Turkey Ck is a steel culvert carrying 291st Street over Turkey Ck in Turner County, South Dakota. It was built in 2008, so it is 17 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 140 vehicles a day, roughly 1% of them trucks, projected to reach 140 by 2032. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries291st Street
CrossesTurkey Ck
Location8.8W Viborg
RouteCounty Highway 0
Coordinates43.16968, -97.2536
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span7 ft (2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2022)
Projected traffic140 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 291st Street over Turkey Ck built?

It was built in 2008, making it 17 years old in 2025.

What condition is 291st Street over Turkey Ck 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 291st Street over Turkey Ck carry?

About 140 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is 291st Street over Turkey Ck?

The structure is 23 ft (6.9 m) long with a longest span of 7 ft (2 m).

Who owns 291st Street over Turkey Ck?

It is owned by the County Highway Agency.