US Bridges

Csah 27 over S Fk Watonwan River

Good

Watonwan County, Minnesota · 1.0 MI S of JCT Csah 10 · Structure no. 83539

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
1,400
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 27 over S Fk Watonwan River is a prestressed concrete stringer/multi-beam or girder carrying Csah 27 over S Fk Watonwan River in Watonwan County, Minnesota. It was built in 1996, so it is 29 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 1,400 vehicles a day, projected to reach 1,400 by 2035. The structure is 102 ft (31.1 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 27
CrossesS Fk Watonwan River
Location1.0 MI S of JCT Csah 10
RouteCounty Highway 27
Coordinates43.89296, -94.61953
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 above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length102 ft (31.1 m)
Longest span100 ft (30.5 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2016)
Projected traffic1,400 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 27 over S Fk Watonwan River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Csah 27 over S Fk Watonwan 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 27 over S Fk Watonwan River carry?

About 1,400 vehicles per day (2016 count).

How long is Csah 27 over S Fk Watonwan River?

The structure is 102 ft (31.1 m) long with a longest span of 100 ft (30.5 m) and a deck 47 ft wide.

Who owns Csah 27 over S Fk Watonwan River?

It is owned by the County Highway Agency.