US Bridges

Csah 3 over Minnesota River Bayou

Good

Renville County, Minnesota · 0.3 MI S of JCT Csah 5 · Structure no. 65577

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
60
2011 count
Owner
County
County Highway Agency

About this bridge

Csah 3 over Minnesota River Bayou is a prestressed concrete stringer/multi-beam or girder carrying Csah 3 over Minnesota River Bayou in Renville County, Minnesota. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 60 vehicles a day, projected to reach 60 by 2031. The structure is 59 ft (18 m) long and 31 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesCsah 3
CrossesMinnesota River Bayou
Location0.3 MI S of JCT Csah 5
RouteCounty Highway 3
Coordinates44.48611, -94.82683
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length59 ft (18 m)
Longest span57 ft (17.3 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2011)
Projected traffic60 by 2031
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 3 over Minnesota River Bayou built?

It was built in 2022, making it 3 years old in 2025.

What condition is Csah 3 over Minnesota River Bayou 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 November 2024.

How much traffic does Csah 3 over Minnesota River Bayou carry?

About 60 vehicles per day (2011 count).

How long is Csah 3 over Minnesota River Bayou?

The structure is 59 ft (18 m) long with a longest span of 57 ft (17.3 m) and a deck 31 ft wide.

Who owns Csah 3 over Minnesota River Bayou?

It is owned by the County Highway Agency.