US Bridges

CR 56 over Le Sueur River

FairPosted for load

Waseca County, Minnesota · 0.7 MI S of JCT Csah 20 · Structure no. 81524

Built
1991
34 years old
Condition
Fair
inspected November 2023
Type
Slab
Wood or Timber
Length
92 ft
3 main spans
Daily traffic
155
2016 count
Owner
County
County Highway Agency

About this bridge

CR 56 over Le Sueur River is a wood or timber slab carrying CR 56 over Le Sueur River in Waseca County, Minnesota. It was built in 1991, so it is 34 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. Its operating status is: posted for load restriction.

It carries about 155 vehicles a day, projected to reach 155 by 2039. The structure is 92 ft (28 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 56
CrossesLe Sueur River
Location0.7 MI S of JCT Csah 20
RouteCounty Highway 56
Coordinates43.94528, -93.45648
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating33.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length92 ft (28 m)
Longest span32 ft (9.8 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic155 (2016)
Projected traffic155 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 CR 56 over Le Sueur River built?

It was built in 1991, making it 34 years old in 2025.

What condition is CR 56 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 2023.

How much traffic does CR 56 over Le Sueur River carry?

About 155 vehicles per day (2016 count).

How long is CR 56 over Le Sueur River?

The structure is 92 ft (28 m) long with a longest span of 32 ft (9.8 m) and a deck 34 ft wide.

Who owns CR 56 over Le Sueur River?

It is owned by the County Highway Agency.