US Bridges

Csah 3 over Stream

Good

Le Sueur County, Minnesota · 0.5 MI S of JCT Csah 4 · Structure no. 96778

Built
1989
36 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
300
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over Stream is a concrete culvert carrying Csah 3 over Stream in Le Sueur County, Minnesota. It was built in 1989, so it is 36 years old, younger than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 300 vehicles a day, projected to reach 300 by 2041. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCsah 3
CrossesStream
Location0.5 MI S of JCT Csah 4
RouteCounty Highway 3
Coordinates44.34694, -93.56699
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (2.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic300 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$270.8 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 3 over Stream built?

It was built in 1989, making it 36 years old in 2025.

What condition is Csah 3 over Stream in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Csah 3 over Stream carry?

About 300 vehicles per day (2021 count).

How long is Csah 3 over Stream?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (2.9 m).

Who owns Csah 3 over Stream?

It is owned by the County Highway Agency.