US Bridges

Csah 25 over Ahrensfeld Creek

Good

Winona County, Minnesota · 1.0 MI NW of JCT CR 109 · Structure no. 85536

Built
1995
30 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
100
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 25 over Ahrensfeld Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 25 over Ahrensfeld Creek in Winona County, Minnesota. It was built in 1995, so it is 30 years old, younger 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 100 vehicles a day, projected to reach 110 by 2039. The structure is 75 ft (23 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCsah 25
CrossesAhrensfeld Creek
Location1.0 MI NW of JCT CR 109
RouteCounty Highway 25
CountyWinona County
StateMinnesota
Coordinates43.88623, -91.82174
Functional classRural Minor 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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length75 ft (23 m)
Longest span69 ft (20.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic110 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 25 over Ahrensfeld Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Csah 25 over Ahrensfeld Creek 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 October 2023.

How much traffic does Csah 25 over Ahrensfeld Creek carry?

About 100 vehicles per day (2019 count).

How long is Csah 25 over Ahrensfeld Creek?

The structure is 75 ft (23 m) long with a longest span of 69 ft (20.9 m) and a deck 35 ft wide.

Who owns Csah 25 over Ahrensfeld Creek?

It is owned by the County Highway Agency.