US Bridges

45100 304 ST over Turkey Creek

Fair

Yankton County, South Dakota · 2 N Volin · Structure no. 000000068230130

Built
1993
32 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
45
2022 count
Owner
County
County Highway Agency

About this bridge

45100 304 ST over Turkey Creek is a prestressed concrete tee beam carrying 45100 304 ST over Turkey Creek in Yankton County, South Dakota. It was built in 1993, so it is 32 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 45 vehicles a day, roughly 2% of them trucks, projected to reach 45 by 2032. The structure is 40 ft (12.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries45100 304 ST
CrossesTurkey Creek
Location2 N Volin
RouteCounty Highway 0
Coordinates42.98192, -97.1802
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length40 ft (12.3 m)
Longest span39 ft (11.9 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2022)
Projected traffic45 by 2032
Trucks2%
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 45100 304 ST over Turkey Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is 45100 304 ST over Turkey 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 August 2024.

How much traffic does 45100 304 ST over Turkey Creek carry?

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

How long is 45100 304 ST over Turkey Creek?

The structure is 40 ft (12.3 m) long with a longest span of 39 ft (11.9 m) and a deck 24 ft wide.

Who owns 45100 304 ST over Turkey Creek?

It is owned by the County Highway Agency.