US Bridges

456 Ave over Creek

Good

Lake County, South Dakota · 1E & 1.3S Madison · Structure no. 000000040140143

Built
2022
3 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
41 ft
3 main spans
Daily traffic
173
2022 count
Owner
County
County Highway Agency

About this bridge

456 Ave over Creek is a concrete continuous culvert carrying 456 Ave over Creek in Lake County, South Dakota. It was built in 2022, so it is 3 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 173 vehicles a day, roughly 2% of them trucks, projected to reach 190 by 2041. The structure is 41 ft (12.4 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries456 Ave
CrossesCreek
Location1E & 1.3S Madison
RouteCounty Highway 0
Coordinates43.99036, -97.08975
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 inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length41 ft (12.4 m)
Longest span13 ft (4 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic173 (2022)
Projected traffic190 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 456 Ave over Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is 456 Ave over 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 August 2023.

How much traffic does 456 Ave over Creek carry?

About 173 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is 456 Ave over Creek?

The structure is 41 ft (12.4 m) long with a longest span of 13 ft (4 m) and a deck 40 ft wide.

Who owns 456 Ave over Creek?

It is owned by the County Highway Agency.