US Bridges

Csah 3 over Le Sueur River

Fair

Waseca County, Minnesota · 0.4 MI N of JCT Csah 9 · Structure no. 81530

Built
2009
16 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
1,087
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over Le Sueur River is a prestressed concrete stringer/multi-beam or girder carrying Csah 3 over Le Sueur River in Waseca County, Minnesota. It was built in 2009, so it is 16 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 1,087 vehicles a day, projected to reach 1,000 by 2042. The structure is 142 ft (43.3 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 3
CrossesLe Sueur River
Location0.4 MI N of JCT Csah 9
RouteCounty Highway 3
Coordinates44.02732, -93.69752
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 alignment7: Better than present minimum criteria
Operating rating74 US tons
Inventory rating56.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length142 ft (43.3 m)
Longest span47 ft (14.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,087 (2022)
Projected traffic1,000 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 3 over Le Sueur River built?

It was built in 2009, making it 16 years old in 2025.

What condition is Csah 3 over Le Sueur River 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 November 2024.

How much traffic does Csah 3 over Le Sueur River carry?

About 1,087 vehicles per day (2022 count).

How long is Csah 3 over Le Sueur River?

The structure is 142 ft (43.3 m) long with a longest span of 47 ft (14.4 m) and a deck 43 ft wide.

Who owns Csah 3 over Le Sueur River?

It is owned by the County Highway Agency.