US Bridges

SD046 over West Brule Ck

Good

Union County, South Dakota · 3.7 E of Beresford · Structure no. 000000064054000

Built
2024
1 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
57 ft
3 main spans
Daily traffic
1,994
2024 count
Owner
State
State Highway Agency

About this bridge

SD046 over West Brule Ck is a concrete culvert carrying SD046 over West Brule Ck in Union County, South Dakota. It was built in 2024, so it is 1 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 1,994 vehicles a day, roughly 20% of them trucks, projected to reach 3,071 by 2044. The structure is 57 ft (17.3 m) long and 40 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesSD046
CrossesWest Brule Ck
Location3.7 E of Beresford
RouteState Highway 46
Coordinates43.08378, -96.69912
Functional classRural Minor Arterial

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
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 rating74.6 US tons
Inventory rating57.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length57 ft (17.3 m)
Longest span14 ft (4.3 m)
Deck width40 ft (12.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,994 (2024)
Projected traffic3,071 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 km)
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 SD046 over West Brule Ck built?

It was built in 2024, making it 1 years old in 2025.

What condition is SD046 over West Brule 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 November 2024.

How much traffic does SD046 over West Brule Ck carry?

About 1,994 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is SD046 over West Brule Ck?

The structure is 57 ft (17.3 m) long with a longest span of 14 ft (4.3 m) and a deck 40 ft wide.

Who owns SD046 over West Brule Ck?

It is owned by the State Highway Agency.