US Bridges

Csah 9 over Cedar Creek

Fair

Winona County, Minnesota · 4.7 MI SW of JCT TH 14 · Structure no. 91508

Built
1977
48 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
48 ft
3 main spans
Daily traffic
425
2019 count
Owner
County
County Highway Agency

About this bridge

Csah 9 over Cedar Creek is a concrete culvert carrying Csah 9 over Cedar Creek in Winona County, Minnesota. It was built in 1977, so it is 48 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 425 vehicles a day, projected to reach 470 by 2039. The structure is 48 ft (14.6 m) long. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesCsah 9
CrossesCedar Creek
Location4.7 MI SW of JCT TH 14
RouteCounty Highway 9
CountyWinona County
StateMinnesota
Coordinates43.96082, -91.55225
Functional classRural Local

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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2019)
Projected traffic470 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 9 over Cedar Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Csah 9 over Cedar 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 9 over Cedar Creek carry?

About 425 vehicles per day (2019 count).

How long is Csah 9 over Cedar Creek?

The structure is 48 ft (14.6 m) long with a longest span of 14 ft (4.3 m).

Who owns Csah 9 over Cedar Creek?

It is owned by the County Highway Agency.