US Bridges

I 90 over TH 76

Fair

Winona County, Minnesota · At JCT TH 76 · Structure no. 85830

Built
1969
56 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
179 ft
3 main spans
Daily traffic
5,977
2022 count
Owner
State
State Highway Agency

About this bridge

I 90 over TH 76 is a prestressed concrete stringer/multi-beam or girder carrying I 90 over TH 76 in Winona County, Minnesota. It was built in 1969, so it is 56 years old, older than the Minnesota average of 38.5 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 5,977 vehicles a day, roughly 31% of them trucks, projected to reach 6,500 by 2042. The structure is 179 ft (54.6 m) long and 45 ft wide.

CarriesI 90
CrossesTH 76
LocationAt JCT TH 76
RouteInterstate 90
Coordinates43.91432, -91.59705
Functional classRural Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating25 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span77 ft (23.4 m)
Deck width45 ft (13.6 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,977 (2022)
Projected traffic6,500 by 2042
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 90 over TH 76 built?

It was built in 1969, making it 56 years old in 2025.

What condition is I 90 over TH 76 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 October 2024.

How much traffic does I 90 over TH 76 carry?

About 5,977 vehicles per day (2022 count), of which roughly 31% are trucks.

How long is I 90 over TH 76?

The structure is 179 ft (54.6 m) long with a longest span of 77 ft (23.4 m) and a deck 45 ft wide.

Who owns I 90 over TH 76?

It is owned by the State Highway Agency.