US Bridges

Csah 6 over W Br Little Rock River

Good

Nobles County, Minnesota · 1.3 MI E of JCT Csah 15 · Structure no. 53538

Built
2024
1 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
357
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 6 over W Br Little Rock River is a concrete continuous slab carrying Csah 6 over W Br Little Rock River in Nobles County, Minnesota. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 357 vehicles a day, projected to reach 464 by 2041. The structure is 105 ft (31.9 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 6
CrossesW Br Little Rock River
Location1.3 MI E of JCT Csah 15
RouteCounty Highway 6
Coordinates43.54363, -95.84752
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length105 ft (31.9 m)
Longest span40 ft (12.2 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic357 (2021)
Projected traffic464 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 6 over W Br Little Rock River built?

It was built in 2024, making it 1 years old in 2025.

What condition is Csah 6 over W Br Little Rock River 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 July 2024.

How much traffic does Csah 6 over W Br Little Rock River carry?

About 357 vehicles per day (2021 count).

How long is Csah 6 over W Br Little Rock River?

The structure is 105 ft (31.9 m) long with a longest span of 40 ft (12.2 m) and a deck 35 ft wide.

Who owns Csah 6 over W Br Little Rock River?

It is owned by the County Highway Agency.