US Bridges

457 Ave over I090

Fair

Minnehaha County, South Dakota · 1.2 E Sd 19 Interch · Structure no. 000000050030149

Built
1963
62 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
296 ft
4 main spans
Daily traffic
85
2023 count
Owner
State
State Highway Agency

About this bridge

457 Ave over I090 is a steel continuous stringer/multi-beam or girder carrying 457 Ave over I090 in Minnehaha County, South Dakota. It was built in 1963, so it is 62 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 85 vehicles a day, roughly 2% of them trucks, projected to reach 85 by 2043. The structure is 296 ft (90.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries457 Ave
CrossesI090
Location1.2 E Sd 19 Interch
RouteCounty Highway 0
Coordinates43.63251, -97.0696
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating63.2 US tons
Inventory rating37.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length296 ft (90.2 m)
Longest span90 ft (27.4 m)
Deck width32 ft (9.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (2023)
Projected traffic85 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 457 Ave over I090 built?

It was built in 1963, making it 62 years old in 2025.

What condition is 457 Ave over I090 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does 457 Ave over I090 carry?

About 85 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is 457 Ave over I090?

The structure is 296 ft (90.2 m) long with a longest span of 90 ft (27.4 m) and a deck 32 ft wide.

Who owns 457 Ave over I090?

It is owned by the State Highway Agency.