I 90 over 3 ST N

Good

Winona County, Minnesota · 2.1 MI SE of N JCT TH 61 · Structure no. 85835

Built: 2009; 16 years old
Condition: Good; inspected September 2024
Type: Slab; Prestressed Concrete
Length: 63 ft; 1 main span
Daily traffic: 10,600; 2017 count
Owner: State; State Highway Agency

About this bridge

I 90 over 3 ST N is a prestressed concrete slab carrying I 90 over 3 ST N in Winona County, Minnesota. It was built in 2009, so it is 16 years old, younger than the Minnesota average of 38.5 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 10,600 vehicles a day, projected to reach 10,600 by 2039. The structure is 63 ft (19.3 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 90

Crosses3 ST N

Location2.1 MI SE of N JCT TH 61

RouteInterstate 90

CountyWinona County

StateMinnesota

Coordinates43.89098, -91.34237

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.

Component	Rating	Meaning
Deck	8 Very Good	No problems noted.
Superstructure	8 Very Good	No problems noted.
Substructure	7 Good	Some minor problems.

Last inspectionSeptember 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation7: Better than present minimum criteria

Deck geometry9: Superior to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating78.8 US tons

Inventory rating47.2 US tons

Structure

Structure typeSlab

MaterialPrestressed Concrete

DeckConcrete, cast-in-place

Main spans1

Design loadHL 93

Structure length63 ft (19.3 m)

Longest span57 ft (17.3 m)

Deck width46 ft (13.9 m)

Roadway width42 ft (12.9 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,600 (2017)

Projected traffic10,600 by 2039

Trucks—

Lanes on structure2

Traffic directionOne-way traffic

CarriesHighway

CrossesHighway

Detour if closed1.2 mi (2 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 I 90 over 3 ST N built?

It was built in 2009, making it 16 years old in 2025.

What condition is I 90 over 3 ST N 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 2024.

How much traffic does I 90 over 3 ST N carry?

About 10,600 vehicles per day (2017 count).

How long is I 90 over 3 ST N?

The structure is 63 ft (19.3 m) long with a longest span of 57 ft (17.3 m) and a deck 46 ft wide.

Who owns I 90 over 3 ST N?

It is owned by the State Highway Agency.