US Bridges

Csah 10 over Mid Fk Whitewater River

Good

Olmsted County, Minnesota · 0.4 MI N of JCT Csah 9 · Structure no. 55583

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
1,300
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 10 over Mid Fk Whitewater River is a prestressed concrete stringer/multi-beam or girder carrying Csah 10 over Mid Fk Whitewater River in Olmsted County, Minnesota. It was built in 2009, so it is 16 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 1,300 vehicles a day, projected to reach 1,179 by 2038. The structure is 95 ft (29.1 m) long and 39 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesCsah 10
CrossesMid Fk Whitewater River
Location0.4 MI N of JCT Csah 9
RouteCounty Highway 10
Coordinates44.02606, -92.13914
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.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.5 US tons
Inventory rating48.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length95 ft (29.1 m)
Longest span94 ft (28.6 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2018)
Projected traffic1,179 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Mid Fk Whitewater River built?

It was built in 2009, making it 16 years old in 2025.

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

About 1,300 vehicles per day (2018 count).

How long is Csah 10 over Mid Fk Whitewater River?

The structure is 95 ft (29.1 m) long with a longest span of 94 ft (28.6 m) and a deck 39 ft wide.

Who owns Csah 10 over Mid Fk Whitewater River?

It is owned by the County Highway Agency.