US Bridges

Csah 45 over Geneva Creek

Fair

Freeborn County, Minnesota · 0.7 MI S of JCT Csah 35 · Structure no. 4689

Built
1928
97 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
840
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 45 over Geneva Creek is a concrete culvert carrying Csah 45 over Geneva Creek in Freeborn County, Minnesota. It was built in 1928, so it is 97 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 840 vehicles a day, projected to reach 840 by 2039. The structure is 38 ft (11.7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesCsah 45
CrossesGeneva Creek
Location0.7 MI S of JCT Csah 35
RouteCounty Highway 45
CountyFreeborn County
StateMinnesota
Coordinates43.81264, -93.27089
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 inspectionDecember 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 rating43.2 US tons
Inventory rating28.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length38 ft (11.7 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2017)
Projected traffic840 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$165 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 45 over Geneva Creek built?

It was built in 1928, making it 97 years old in 2025.

What condition is Csah 45 over Geneva 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 December 2023.

How much traffic does Csah 45 over Geneva Creek carry?

About 840 vehicles per day (2017 count).

How long is Csah 45 over Geneva Creek?

The structure is 38 ft (11.7 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 45 over Geneva Creek?

It is owned by the County Highway Agency.