US Bridges

38820 273 ST over Andes Ck

Fair

Douglas County, South Dakota · 0.8 W Corsica · Structure no. 000000022142050

Built
1950
75 years old, rebuilt 1962
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
53 ft
3 main spans
Daily traffic
526
2022 count
Owner
County
County Highway Agency

About this bridge

38820 273 ST over Andes Ck is a concrete continuous slab carrying 38820 273 ST over Andes Ck in Douglas County, South Dakota. It was built in 1950 and reconstructed in 1962, so it is 75 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 526 vehicles a day, roughly 3% of them trucks, projected to reach 526 by 2032. The structure is 53 ft (16.2 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries38820 273 ST
CrossesAndes Ck
Location0.8 W Corsica
RouteCounty Highway 0
Coordinates43.42784, -98.42635
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length53 ft (16.2 m)
Longest span17 ft (5.2 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic526 (2022)
Projected traffic526 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$389,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 38820 273 ST over Andes Ck built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1962.

What condition is 38820 273 ST over Andes 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 August 2023.

How much traffic does 38820 273 ST over Andes Ck carry?

About 526 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 38820 273 ST over Andes Ck?

The structure is 53 ft (16.2 m) long with a longest span of 17 ft (5.2 m) and a deck 26 ft wide.

Who owns 38820 273 ST over Andes Ck?

It is owned by the County Highway Agency.