US Bridges

T 264 over Little Cottonwood River

Fair

Brown County, Minnesota · 1.0 MI N of JCT Csah 24 · Structure no. 08526

Built
1979
46 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
207 ft
3 main spans
Daily traffic
85
1973 count
Owner
County
County Highway Agency

About this bridge

T 264 over Little Cottonwood River is a prestressed concrete stringer/multi-beam or girder carrying T 264 over Little Cottonwood River in Brown County, Minnesota. It was built in 1979, so it is 46 years old, older 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.

It carries about 85 vehicles a day, projected to reach 85 by 2029. The structure is 207 ft (63 m) long and 35 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesT 264
CrossesLittle Cottonwood River
Location1.0 MI N of JCT Csah 24
RouteCounty Highway 264
Coordinates44.24552, -94.41184
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.3 US tons
Inventory rating42.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length207 ft (63 m)
Longest span67 ft (20.5 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic85 (1973)
Projected traffic85 by 2029
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 T 264 over Little Cottonwood River built?

It was built in 1979, making it 46 years old in 2025.

What condition is T 264 over Little Cottonwood 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 October 2024.

How much traffic does T 264 over Little Cottonwood River carry?

About 85 vehicles per day (1973 count).

How long is T 264 over Little Cottonwood River?

The structure is 207 ft (63 m) long with a longest span of 67 ft (20.5 m) and a deck 35 ft wide.

Who owns T 264 over Little Cottonwood River?

It is owned by the County Highway Agency.