US Bridges

Csah 11 over S Br Buffalo River

Good

Wilkin County, Minnesota · 0.8 MI N of JCT Csah 9 · Structure no. 84523

Built
2000
25 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
110 ft
3 main spans
Daily traffic
34
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 11 over S Br Buffalo River is a concrete continuous slab carrying Csah 11 over S Br Buffalo River in Wilkin County, Minnesota. It was built in 2000, so it is 25 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 34 vehicles a day, projected to reach 15 by 2042. The structure is 110 ft (33.5 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCsah 11
CrossesS Br Buffalo River
Location0.8 MI N of JCT Csah 9
RouteCounty Highway 11
Coordinates46.59976, -96.53
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.7 US tons
Inventory rating56.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length110 ft (33.5 m)
Longest span41 ft (12.5 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (2022)
Projected traffic15 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 11 over S Br Buffalo River built?

It was built in 2000, making it 25 years old in 2025.

What condition is Csah 11 over S Br Buffalo 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 November 2024.

How much traffic does Csah 11 over S Br Buffalo River carry?

About 34 vehicles per day (2022 count).

How long is Csah 11 over S Br Buffalo River?

The structure is 110 ft (33.5 m) long with a longest span of 41 ft (12.5 m) and a deck 35 ft wide.

Who owns Csah 11 over S Br Buffalo River?

It is owned by the County Highway Agency.