US Bridges

41260 306th Street over Emanuel Creek

PoorPosted for load

Bon Homme County, South Dakota · 2S & 3.4W of Tyndall · Structure no. 000000005116150

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
60 ft
2 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

41260 306th Street over Emanuel Creek is a steel stringer/multi-beam or girder carrying 41260 306th Street over Emanuel Creek in Bon Homme County, South Dakota. It was built in 1970, so it is 55 years old, older 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 3 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. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, roughly 2% of them trucks, projected to reach 60 by 2032. The structure is 60 ft (18.4 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries41260 306th Street
CrossesEmanuel Creek
Location2S & 3.4W of Tyndall
Coordinates42.95219, -97.93994
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating9 US tons
Inventory rating6.8 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans2
Design loadUnknown
Structure length60 ft (18.4 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic60 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 41260 306th Street over Emanuel Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is 41260 306th Street over Emanuel Creek 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 41260 306th Street over Emanuel Creek carry?

About 60 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 41260 306th Street over Emanuel Creek?

The structure is 60 ft (18.4 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns 41260 306th Street over Emanuel Creek?

It is owned by the County Highway Agency.