US Bridges

305 Avenue over Artichoke Ck

Fair

Potter County, South Dakota · 5 W & 5.5 S of Gettysburg · Structure no. 000000054170215

Built
1998
27 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
2 main spans
Daily traffic
99
2022 count
Owner
County
County Highway Agency

About this bridge

305 Avenue over Artichoke Ck is a steel stringer/multi-beam or girder carrying 305 Avenue over Artichoke Ck in Potter County, South Dakota. It was built in 1998, so it is 27 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 99 vehicles a day, roughly 10% of them trucks, projected to reach 99 by 2032. The structure is 50 ft (15.1 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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Carries305 Avenue
CrossesArtichoke Ck
Location5 W & 5.5 S of Gettysburg
RouteCounty Highway 0
CountyPotter County
StateSouth Dakota
Coordinates44.93386, -100.06273
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.6 US tons
Inventory rating21.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length50 ft (15.1 m)
Longest span20 ft (6.1 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic99 (2022)
Projected traffic99 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$2,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 305 Avenue over Artichoke Ck built?

It was built in 1998, making it 27 years old in 2025.

What condition is 305 Avenue over Artichoke 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 July 2024.

How much traffic does 305 Avenue over Artichoke Ck carry?

About 99 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 305 Avenue over Artichoke Ck?

The structure is 50 ft (15.1 m) long with a longest span of 20 ft (6.1 m) and a deck 27 ft wide.

Who owns 305 Avenue over Artichoke Ck?

It is owned by the County Highway Agency.