US Bridges

I 90 over TH 13

Fair

Freeborn County, Minnesota · At the JCT TH 13 · Structure no. 24844

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
176 ft
2 main spans
Daily traffic
6,300
2019 count
Owner
State
State Highway Agency

About this bridge

I 90 over TH 13 is a steel continuous stringer/multi-beam or girder carrying I 90 over TH 13 in Freeborn County, Minnesota. It was built in 1968, so it is 57 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 6,300 vehicles a day, roughly 20% of them trucks, projected to reach 5,900 by 2039. The structure is 176 ft (53.6 m) long and 41 ft wide.

CarriesI 90
CrossesTH 13
LocationAt the JCT TH 13
RouteInterstate 90
Coordinates43.68778, -93.41849
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating37 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length176 ft (53.6 m)
Longest span90 ft (27.3 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2019)
Projected traffic5,900 by 2039
Trucks20%
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 13 built?

It was built in 1968, making it 57 years old in 2025.

What condition is I 90 over TH 13 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 August 2023.

How much traffic does I 90 over TH 13 carry?

About 6,300 vehicles per day (2019 count), of which roughly 20% are trucks.

How long is I 90 over TH 13?

The structure is 176 ft (53.6 m) long with a longest span of 90 ft (27.3 m) and a deck 41 ft wide.

Who owns I 90 over TH 13?

It is owned by the State Highway Agency.