US Bridges

T 220 over Cottonwood Creek

Good

Chippewa County, Minnesota · 0.5 MI E of JCT CR 34 · Structure no. 12540

Built
1986
39 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
57
1986 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 220 over Cottonwood Creek is a concrete continuous slab carrying T 220 over Cottonwood Creek in Chippewa County, Minnesota. It was built in 1986, so it is 39 years old, older 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 57 vehicles a day, projected to reach 57 by 2029. The structure is 98 ft (30 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 220
CrossesCottonwood Creek
Location0.5 MI E of JCT CR 34
RouteCounty Highway 220
Coordinates45.15211, -95.80649
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating98.8 US tons
Inventory rating59 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length98 ft (30 m)
Longest span36 ft (11 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57 (1986)
Projected traffic57 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 220 over Cottonwood Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is T 220 over Cottonwood Creek 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 August 2024.

How much traffic does T 220 over Cottonwood Creek carry?

About 57 vehicles per day (1986 count).

How long is T 220 over Cottonwood Creek?

The structure is 98 ft (30 m) long with a longest span of 36 ft (11 m) and a deck 31 ft wide.

Who owns T 220 over Cottonwood Creek?

It is owned by the Town or Township Highway Agency.