US Bridges

I090 E over SD073 Ck

Good

Jackson County, South Dakota · Sd 73 N Interchange · Structure no. 000000036240111

Built
1967
58 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
164 ft
4 main spans
Daily traffic
3,552
2024 count
Owner
State
State Highway Agency

About this bridge

I090 E over SD073 Ck is a concrete continuous slab carrying I090 E over SD073 Ck in Jackson County, South Dakota. It was built in 1967, so it is 58 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 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 3,552 vehicles a day, roughly 26% of them trucks, projected to reach 4,994 by 2044. The structure is 164 ft (50 m) long and 41 ft wide.

CarriesI090 E
CrossesSD073 Ck
LocationSd 73 N Interchange
RouteInterstate 90
Coordinates43.83594, -101.661
Functional classRural Principal Arterial - Interstate

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 protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.4 US tons
Inventory rating31.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length164 ft (50 m)
Longest span43 ft (13.1 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,552 (2024)
Projected traffic4,994 by 2044
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I090 E over SD073 Ck built?

It was built in 1967, making it 58 years old in 2025.

What condition is I090 E over SD073 Ck 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 I090 E over SD073 Ck carry?

About 3,552 vehicles per day (2024 count), of which roughly 26% are trucks.

How long is I090 E over SD073 Ck?

The structure is 164 ft (50 m) long with a longest span of 43 ft (13.1 m) and a deck 41 ft wide.

Who owns I090 E over SD073 Ck?

It is owned by the State Highway Agency.