US Bridges

Csah 5 over Creek from School Lake

Fair

Watonwan County, Minnesota · 1.0 MI N of JCT Csah 7 · Structure no. 90326

Built
1946
79 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
590
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 5 over Creek from School Lake is a concrete culvert carrying Csah 5 over Creek from School Lake in Watonwan County, Minnesota. It was built in 1946, so it is 79 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.

It carries about 590 vehicles a day, projected to reach 590 by 2035. The structure is 39 ft (11.9 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCsah 5
CrossesCreek from School Lake
Location1.0 MI N of JCT Csah 7
RouteCounty Highway 5
CountyWatonwan County
StateMinnesota
Coordinates43.87699, -94.77936
Functional classRural Major 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.9 US tons
Inventory rating29.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span12 ft (3.7 m)
Deck width25 ft (7.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic590 (2016)
Projected traffic590 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$137 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 5 over Creek from School Lake built?

It was built in 1946, making it 79 years old in 2025.

What condition is Csah 5 over Creek from School Lake 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 September 2023.

How much traffic does Csah 5 over Creek from School Lake carry?

About 590 vehicles per day (2016 count).

How long is Csah 5 over Creek from School Lake?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m) and a deck 25 ft wide.

Who owns Csah 5 over Creek from School Lake?

It is owned by the County Highway Agency.