US Bridges

SD011 Sf over East Brule Ck

Good

Union County, South Dakota · 1.0 S JCT Sd 46 · Structure no. 000000064089010

Built
1984
41 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
96
2023 count
Owner
State
State Highway Agency

About this bridge

SD011 Sf over East Brule Ck is a concrete continuous culvert carrying SD011 Sf over East Brule Ck in Union County, South Dakota. It was built in 1984, so it is 41 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 96 vehicles a day, roughly 5% of them trucks, projected to reach 96 by 2043. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSD011 Sf
CrossesEast Brule Ck
Location1.0 S JCT Sd 46
RouteState Highway 11
Coordinates43.06939, -96.6283
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.6 US tons
Inventory rating51.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
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 traffic96 (2023)
Projected traffic96 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$14,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SD011 Sf over East Brule Ck built?

It was built in 1984, making it 41 years old in 2025.

What condition is SD011 Sf over East 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 September 2021.

How much traffic does SD011 Sf over East Brule Ck carry?

About 96 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SD011 Sf over East Brule Ck?

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

Who owns SD011 Sf over East Brule Ck?

It is owned by the State Highway Agency.