US Bridges

Csah 13 over I 90

Fair

Nobles County, Minnesota · 7.1 MI E of JCT TH 91 · Structure no. 53810

Built
1965
60 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
214 ft
4 main spans
Daily traffic
1,000
2019 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 Nobles County, Minnesota. It was built in 1965, so it is 60 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 1,000 vehicles a day, projected to reach 920 by 2039. The structure is 214 ft (65.3 m) long and 36 ft wide.

CarriesCsah 13
CrossesI 90
Location7.1 MI E of JCT TH 91
RouteCounty Highway 13
Coordinates43.6376, -95.79362
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 rating38.9 US tons
Inventory rating26.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length214 ft (65.3 m)
Longest span67 ft (20.4 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2019)
Projected traffic920 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 1965, making it 60 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 May 2023.

How much traffic does Csah 13 over I 90 carry?

About 1,000 vehicles per day (2019 count).

How long is Csah 13 over I 90?

The structure is 214 ft (65.3 m) long with a longest span of 67 ft (20.4 m) and a deck 36 ft wide.

Who owns Csah 13 over I 90?

It is owned by the State Highway Agency.