US Bridges

160th ST over Creek

Fair

Spink County, South Dakota · 1.0N & 2.5 W Turton · Structure no. 000000058275120

Built
1965
60 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
36 ft
1 main span
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

160th ST over Creek is a concrete stringer/multi-beam or girder carrying 160th ST over Creek in Spink County, South Dakota. It was built in 1965, so it is 60 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 fair condition with a lowest component rating of 5 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 50 vehicles a day, roughly 2% of them trucks, projected to reach 50 by 2032. The structure is 36 ft (11 m) long and 25 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Carries160th ST
CrossesCreek
Location1.0N & 2.5 W Turton
RouteCounty Highway 0
Coordinates45.06771, -98.15702
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span35 ft (10.7 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic50 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 160th ST over Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is 160th ST over Creek 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 160th ST over Creek carry?

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

How long is 160th ST over Creek?

The structure is 36 ft (11 m) long with a longest span of 35 ft (10.7 m) and a deck 25 ft wide.

Who owns 160th ST over Creek?

It is owned by the County Highway Agency.