US Bridges

Csah 19 over S Fk Watonwan River

FairPosted for load

Watonwan County, Minnesota · 0.9 MI N of JCT CSAH7 · Structure no. 90344

Built
1918
107 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
180
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 19 over S Fk Watonwan River is a steel stringer/multi-beam or girder carrying Csah 19 over S Fk Watonwan River in Watonwan County, Minnesota. It was built in 1918, so it is 107 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 180 vehicles a day, projected to reach 180 by 2035. The structure is 42 ft (12.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 19
CrossesS Fk Watonwan River
Location0.9 MI N of JCT CSAH7
RouteCounty Highway 19
CountyWatonwan County
StateMinnesota
Coordinates43.88321, -94.73907
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating30.4 US tons
Inventory rating18.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span38 ft (11.6 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic180 (2016)
Projected traffic180 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$115 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 19 over S Fk Watonwan River built?

It was built in 1918, making it 107 years old in 2025.

What condition is Csah 19 over S Fk Watonwan River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Csah 19 over S Fk Watonwan River carry?

About 180 vehicles per day (2016 count).

How long is Csah 19 over S Fk Watonwan River?

The structure is 42 ft (12.8 m) long with a longest span of 38 ft (11.6 m) and a deck 28 ft wide.

Who owns Csah 19 over S Fk Watonwan River?

It is owned by the County Highway Agency.