US Bridges

Csah 15 over Trib Willow Creek

Good

Fillmore County, Minnesota · 318 Ft NW of JCT Csah 22 · Structure no. 23K19

Built
2021
4 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete
Length
34 ft
2 main spans
Daily traffic
270
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 15 over Trib Willow Creek is a concrete culvert carrying Csah 15 over Trib Willow Creek in Fillmore County, Minnesota. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 270 vehicles a day, projected to reach 107 by 2037. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 15
CrossesTrib Willow Creek
Location318 Ft NW of JCT Csah 22
RouteCounty Highway 15
Coordinates43.62287, -92.1039
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2017)
Projected traffic107 by 2037
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 15 over Trib Willow Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Csah 15 over Trib Willow 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 April 2022.

How much traffic does Csah 15 over Trib Willow Creek carry?

About 270 vehicles per day (2017 count).

How long is Csah 15 over Trib Willow Creek?

The structure is 34 ft (10.4 m) long with a longest span of 16 ft (4.9 m).

Who owns Csah 15 over Trib Willow Creek?

It is owned by the County Highway Agency.