US Bridges

Csah 9 over Okabena Creek

Fair

Jackson County, Minnesota · 0.4 MI N of JCT Csah 20 · Structure no. 32550

Built
1998
27 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
133 ft
3 main spans
Daily traffic
1,350
2016 count
Owner
County
County Highway Agency

About this bridge

Csah 9 over Okabena Creek is a concrete continuous slab carrying Csah 9 over Okabena Creek in Jackson County, Minnesota. It was built in 1998, so it is 27 years old, younger 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 6 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 1,350 vehicles a day, projected to reach 1,350 by 2039. The structure is 133 ft (40.6 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCsah 9
CrossesOkabena Creek
Location0.4 MI N of JCT Csah 20
RouteCounty Highway 9
CountyJackson County
StateMinnesota
Coordinates43.74381, -95.31526
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.3 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length133 ft (40.6 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2016)
Projected traffic1,350 by 2039
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 9 over Okabena Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is Csah 9 over Okabena 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 Okabena Creek carry?

About 1,350 vehicles per day (2016 count).

How long is Csah 9 over Okabena Creek?

The structure is 133 ft (40.6 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns Csah 9 over Okabena Creek?

It is owned by the County Highway Agency.