US Bridges

Csah 1 over Boot Creek

Fair

Waseca County, Minnesota · 1.5 MI E of JCT CR66 · Structure no. 7596

Built
1931
94 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
172
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 1 over Boot Creek is a concrete culvert carrying Csah 1 over Boot Creek in Waseca County, Minnesota. It was built in 1931, so it is 94 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 172 vehicles a day, projected to reach 255 by 2041. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCsah 1
CrossesBoot Creek
Location1.5 MI E of JCT CR66
RouteCounty Highway 1
CountyWaseca County
StateMinnesota
Coordinates43.86268, -93.51884
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 inspectionOctober 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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.5 US tons
Inventory rating34.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length33 ft (10.2 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic172 (2021)
Projected traffic255 by 2041
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$195 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 1 over Boot Creek built?

It was built in 1931, making it 94 years old in 2025.

What condition is Csah 1 over Boot Creek 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 1 over Boot Creek carry?

About 172 vehicles per day (2021 count).

How long is Csah 1 over Boot Creek?

The structure is 33 ft (10.2 m) long with a longest span of 10 ft (3.2 m).

Who owns Csah 1 over Boot Creek?

It is owned by the County Highway Agency.