US Bridges

45930 293rd ST over Turkey Ridge Ck

Fair

Turner County, South Dakota · 2S & 3.3E Viborg · Structure no. 000000063193250

Built
1994
31 years old
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

45930 293rd ST over Turkey Ridge Ck is a prestressed concrete tee beam carrying 45930 293rd ST over Turkey Ridge Ck in Turner County, South Dakota. It was built in 1994, so it is 31 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 25 vehicles a day, roughly 2% of them trucks, projected to reach 25 by 2032. The structure is 80 ft (24.4 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries45930 293rd ST
CrossesTurkey Ridge Ck
Location2S & 3.3E Viborg
RouteCounty Highway 0
Coordinates43.14133, -97.01548
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length80 ft (24.4 m)
Longest span39 ft (11.9 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic25 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-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$23,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 45930 293rd ST over Turkey Ridge Ck built?

It was built in 1994, making it 31 years old in 2025.

What condition is 45930 293rd ST over Turkey Ridge Ck 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 45930 293rd ST over Turkey Ridge Ck carry?

About 25 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 45930 293rd ST over Turkey Ridge Ck?

The structure is 80 ft (24.4 m) long with a longest span of 39 ft (11.9 m) and a deck 24 ft wide.

Who owns 45930 293rd ST over Turkey Ridge Ck?

It is owned by the County Highway Agency.