US Bridges

SD052 over Unnamed Ck

Good

Bon Homme County, South Dakota · 7.8 E JCT Sd 37 · Structure no. 000000005216180

Built
2021
4 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
876
2023 count
Owner
State
State Highway Agency

About this bridge

SD052 over Unnamed Ck is a concrete culvert carrying SD052 over Unnamed Ck in Bon Homme County, South Dakota. It was built in 2021, so it is 4 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 876 vehicles a day, roughly 14% of them trucks, projected to reach 1,182 by 2043. The structure is 25 ft (7.5 m) long.

CarriesSD052
CrossesUnnamed Ck
Location7.8 E JCT Sd 37
RouteState Highway 52
Coordinates42.90831, -97.74188
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic876 (2023)
Projected traffic1,182 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SD052 over Unnamed Ck built?

It was built in 2021, making it 4 years old in 2025.

What condition is SD052 over Unnamed Ck in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2021.

How much traffic does SD052 over Unnamed Ck carry?

About 876 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SD052 over Unnamed Ck?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.7 m).

Who owns SD052 over Unnamed Ck?

It is owned by the State Highway Agency.