US Bridges

211th Avenue over Black Horse Butte Ck

Good

Corson County, South Dakota · 4E & 27S Thunder Hawk · Structure no. 000000016060280

Built
1999
26 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
60 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

211th Avenue over Black Horse Butte Ck is a prestressed concrete continuous tee beam carrying 211th Avenue over Black Horse Butte Ck in Corson County, South Dakota. It was built in 1999, so it is 26 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 2% of them trucks, projected to reach 30 by 2032. The structure is 60 ft (18.3 m) long and 31 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Carries211th Avenue
CrossesBlack Horse Butte Ck
Location4E & 27S Thunder Hawk
RouteCounty Highway 0
Coordinates45.5452, -101.88162
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length60 ft (18.3 m)
Longest span59 ft (18 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 211th Avenue over Black Horse Butte Ck built?

It was built in 1999, making it 26 years old in 2025.

What condition is 211th Avenue over Black Horse Butte 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 June 2024.

How much traffic does 211th Avenue over Black Horse Butte Ck carry?

About 30 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 211th Avenue over Black Horse Butte Ck?

The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 31 ft wide.

Who owns 211th Avenue over Black Horse Butte Ck?

It is owned by the County Highway Agency.