US Bridges

47460 304 Str. over Brule Ck

Poor

Union County, South Dakota · 6S & 2.6E Beresford · Structure no. 000000064046070

Built
1987
38 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
2 main spans
Daily traffic
40
2022 count
Owner
County
County Highway Agency

About this bridge

47460 304 Str. over Brule Ck is a steel stringer/multi-beam or girder carrying 47460 304 Str. over Brule Ck in Union County, South Dakota. It was built in 1987, so it is 38 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 40 vehicles a day, roughly 2% of them trucks, projected to reach 40 by 2032. The structure is 61 ft (18.6 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries47460 304 Str.
CrossesBrule Ck
Location6S & 2.6E Beresford
RouteCounty Highway 0
Coordinates42.98247, -96.71899
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating85 US tons
Inventory rating50.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span30 ft (9.1 m)
Deck width23 ft (7 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2022)
Projected traffic40 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$25,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 47460 304 Str. over Brule Ck built?

It was built in 1987, making it 38 years old in 2025.

What condition is 47460 304 Str. over Brule Ck in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does 47460 304 Str. over Brule Ck carry?

About 40 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 47460 304 Str. over Brule Ck?

The structure is 61 ft (18.6 m) long with a longest span of 30 ft (9.1 m) and a deck 23 ft wide.

Who owns 47460 304 Str. over Brule Ck?

It is owned by the County Highway Agency.