US Bridges

468th Avenue over Tributary to Blind Creek

FairPosted for load

Lincoln County, South Dakota · 3W & 1.7N of Beresford · Structure no. 000000042040273

Built
1930
95 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
31 ft
2 main spans
Daily traffic
48
2022 count
Owner
County
County Highway Agency

About this bridge

468th Avenue over Tributary to Blind Creek is a concrete continuous slab carrying 468th Avenue over Tributary to Blind Creek in Lincoln County, South Dakota. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 48 vehicles a day, roughly 2% of them trucks, projected to reach 48 by 2032. The structure is 31 ft (9.3 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries468th Avenue
CrossesTributary to Blind Creek
Location3W & 1.7N of Beresford
Coordinates43.10855, -96.84526
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27 US tons
Inventory rating16.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length31 ft (9.3 m)
Longest span15 ft (4.5 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2022)
Projected traffic48 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 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 468th Avenue over Tributary to Blind Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is 468th Avenue over Tributary to Blind 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 May 2024.

How much traffic does 468th Avenue over Tributary to Blind Creek carry?

About 48 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 468th Avenue over Tributary to Blind Creek?

The structure is 31 ft (9.3 m) long with a longest span of 15 ft (4.5 m) and a deck 19 ft wide.

Who owns 468th Avenue over Tributary to Blind Creek?

It is owned by the County Highway Agency.