US Bridges

Csah 13 over I 90

Fair

Faribault County, Minnesota · 5.0 MI E of JCT TH 169 · Structure no. 22809

Built
1974
51 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
306 ft
4 main spans
Daily traffic
205
2020 count
Owner
State
State Highway Agency

About this bridge

Csah 13 over I 90 is a prestressed concrete stringer/multi-beam or girder carrying Csah 13 over I 90 in Faribault County, Minnesota. It was built in 1974, so it is 51 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 5 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 205 vehicles a day, projected to reach 245 by 2040. The structure is 306 ft (93.3 m) long and 40 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

Open in Google Maps
CarriesCsah 13
CrossesI 90
Location5.0 MI E of JCT TH 169
RouteCounty Highway 13
CountyFaribault County
StateMinnesota
Coordinates43.6516, -94.01281
Functional classRural Minor Collector

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
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 geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.8 US tons
Inventory rating37.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length306 ft (93.3 m)
Longest span86 ft (26.1 m)
Deck width40 ft (12.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic205 (2020)
Projected traffic245 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 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 13 over I 90 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Csah 13 over I 90 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 2023.

How much traffic does Csah 13 over I 90 carry?

About 205 vehicles per day (2020 count).

How long is Csah 13 over I 90?

The structure is 306 ft (93.3 m) long with a longest span of 86 ft (26.1 m) and a deck 40 ft wide.

Who owns Csah 13 over I 90?

It is owned by the State Highway Agency.