US Bridges

I090 E over Sandstone DR

Good

Lawrence County, South Dakota · 0.7 W US 14A Interch · Structure no. 000000041110086

Built
1970
55 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
93 ft
3 main spans
Daily traffic
10,406
2024 count
Owner
State
State Highway Agency

About this bridge

I090 E over Sandstone DR is a concrete continuous slab carrying I090 E over Sandstone DR in Lawrence 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 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 10,406 vehicles a day, roughly 7% of them trucks, projected to reach 16,337 by 2044. The structure is 93 ft (28.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI090 E
CrossesSandstone DR
Location0.7 W US 14A Interch
RouteInterstate 90
Coordinates44.48043, -103.82977
Functional classUrban 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.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating43 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length93 ft (28.3 m)
Longest span33 ft (10.1 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,406 (2024)
Projected traffic16,337 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I090 E over Sandstone DR built?

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

What condition is I090 E over Sandstone DR 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 September 2023.

How much traffic does I090 E over Sandstone DR carry?

About 10,406 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is I090 E over Sandstone DR?

The structure is 93 ft (28.3 m) long with a longest span of 33 ft (10.1 m) and a deck 41 ft wide.

Who owns I090 E over Sandstone DR?

It is owned by the State Highway Agency.