US Bridges

T 257 over Wing River

Good

Todd County, Minnesota · 0.9 MI S of N Cnty Line · Structure no. 77J52

Built
2003
22 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
49 ft
3 main spans
Daily traffic
84
2002 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 257 over Wing River is a concrete culvert carrying T 257 over Wing River in Todd County, Minnesota. It was built in 2003, so it is 22 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 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 84 vehicles a day, projected to reach 84 by 2029. The structure is 49 ft (15 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 257
CrossesWing River
Location0.9 MI S of N Cnty Line
RouteCounty Highway 257
Coordinates46.35449, -95.09341
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length49 ft (15 m)
Longest span14 ft (4.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic84 (2002)
Projected traffic84 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 257 over Wing River built?

It was built in 2003, making it 22 years old in 2025.

What condition is T 257 over Wing 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 September 2023.

How much traffic does T 257 over Wing River carry?

About 84 vehicles per day (2002 count).

How long is T 257 over Wing River?

The structure is 49 ft (15 m) long with a longest span of 14 ft (4.4 m).

Who owns T 257 over Wing River?

It is owned by the Town or Township Highway Agency.