Csah 10 over S Fk Whitewater River

Good

Olmsted County, Minnesota · 0.1 MI S of JCT TH 14 · Structure no. 95764

Built: 1986; 39 years old
Condition: Good; inspected October 2023
Type: Culvert; Concrete
Length: 84 ft; 2 main spans
Daily traffic: 1,600; 2014 count
Owner: County; County Highway Agency

About this bridge

Csah 10 over S Fk Whitewater River is a concrete culvert carrying Csah 10 over S Fk Whitewater River in Olmsted County, Minnesota. It was built in 1986, so it is 39 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 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 1,600 vehicles a day, projected to reach 1,640 by 2034. The structure is 84 ft (25.7 m) long and 40 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps

CarriesCsah 10

CrossesS Fk Whitewater River

Location0.1 MI S of JCT TH 14

RouteCounty Highway 10

CountyOlmsted County

StateMinnesota

Coordinates43.9772, -92.13906

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.

Component	Rating	Meaning
Channel and channel protection	8 Very Good	No problems noted.
Culvert	8 Very Good	No problems noted.

Last inspectionOctober 2023

Inspection intervalevery 48 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation8: Equal to present desirable criteria

Deck geometry7: Better than present minimum criteria

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating54 US tons

Inventory rating36 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckNot applicable

Main spans2

Design loadHS 20

Structure length84 ft (25.7 m)

Longest span40 ft (12.3 m)

Deck width40 ft (12.2 m)

Roadway width40 ft (12.2 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2014)

Projected traffic1,640 by 2034

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 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 10 over S Fk Whitewater River built?

It was built in 1986, making it 39 years old in 2025.

What condition is Csah 10 over S Fk Whitewater River 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 10 over S Fk Whitewater River carry?

About 1,600 vehicles per day (2014 count).

How long is Csah 10 over S Fk Whitewater River?

The structure is 84 ft (25.7 m) long with a longest span of 40 ft (12.3 m) and a deck 40 ft wide.

Who owns Csah 10 over S Fk Whitewater River?

It is owned by the County Highway Agency.