US Bridges

314th Street over Emanuel Creek

Good

Bon Homme County, South Dakota · 2SW of Springfield · Structure no. 000000005126225

Built
1997
28 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
106 ft
3 main spans
Daily traffic
610
2022 count
Owner
County
County Highway Agency

About this bridge

314th Street over Emanuel Creek is a concrete continuous slab carrying 314th Street over Emanuel Creek in Bon Homme County, South Dakota. It was built in 1997, so it is 28 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 610 vehicles a day, roughly 7% of them trucks, projected to reach 822 by 2032. The structure is 106 ft (32.3 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries314th Street
CrossesEmanuel Creek
Location2SW of Springfield
RouteCounty Highway 0
Coordinates42.84325, -97.9212
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 alignment7: Better than present minimum criteria
Operating rating82.6 US tons
Inventory rating49.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length106 ft (32.3 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2022)
Projected traffic822 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 314th Street over Emanuel Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is 314th Street over Emanuel Creek 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 May 2023.

How much traffic does 314th Street over Emanuel Creek carry?

About 610 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is 314th Street over Emanuel Creek?

The structure is 106 ft (32.3 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns 314th Street over Emanuel Creek?

It is owned by the County Highway Agency.