US Bridges

341 Avenue over South Medicine Ck

Fair

Hyde County, South Dakota · 4E 3.5S Highmore · Structure no. 000000035150285

Built
1967
58 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
25 ft
1 main span
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

341 Avenue over South Medicine Ck is a concrete stringer/multi-beam or girder carrying 341 Avenue over South Medicine Ck in Hyde County, South Dakota. It was built in 1967, so it is 58 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 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 47 vehicles a day, roughly 3% of them trucks, projected to reach 47 by 2032. The structure is 25 ft (7.6 m) long and 26 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Carries341 Avenue
CrossesSouth Medicine Ck
Location4E 3.5S Highmore
RouteCounty Highway 0
Coordinates44.47681, -99.36134
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic47 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$19,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 341 Avenue over South Medicine Ck built?

It was built in 1967, making it 58 years old in 2025.

What condition is 341 Avenue over South Medicine 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 June 2024.

How much traffic does 341 Avenue over South Medicine Ck carry?

About 47 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is 341 Avenue over South Medicine Ck?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns 341 Avenue over South Medicine Ck?

It is owned by the County Highway Agency.