US Bridges

Csah 26 over I 90

Good

Freeborn County, Minnesota · 4.0 MI E of JCT TH 35 · Structure no. 24806

Built
1967
58 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
210 ft
4 main spans
Daily traffic
1,800
2017 count
Owner
State
State Highway Agency

About this bridge

Csah 26 over I 90 is a prestressed concrete stringer/multi-beam or girder carrying Csah 26 over I 90 in Freeborn County, Minnesota. It was built in 1967, so it is 58 years old, older 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 1,800 vehicles a day, projected to reach 1,800 by 2039. The structure is 210 ft (64 m) long and 34 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCsah 26
CrossesI 90
Location4.0 MI E of JCT TH 35
RouteCounty Highway 26
Coordinates43.66541, -93.24884
Functional classRural Major Collector

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.7 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length210 ft (64 m)
Longest span67 ft (20.4 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2017)
Projected traffic1,800 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

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 Csah 26 over I 90 built?

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

What condition is Csah 26 over I 90 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 August 2023.

How much traffic does Csah 26 over I 90 carry?

About 1,800 vehicles per day (2017 count).

How long is Csah 26 over I 90?

The structure is 210 ft (64 m) long with a longest span of 67 ft (20.4 m) and a deck 34 ft wide.

Who owns Csah 26 over I 90?

It is owned by the State Highway Agency.