US Bridges

T 29 over N Fk Whitewater River

Good

Winona County, Minnesota · 2.4 M NW of JCT TH74 · Structure no. 85574

Built
2013
12 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete
Length
103 ft
3 main spans
Daily traffic
50
2013 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 29 over N Fk Whitewater River is a concrete slab carrying T 29 over N Fk Whitewater River in Winona County, Minnesota. It was built in 2013, so it is 12 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 50 vehicles a day, projected to reach 50 by 2030. The structure is 103 ft (31.4 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesT 29
CrossesN Fk Whitewater River
Location2.4 M NW of JCT TH74
RouteCounty Highway 29
Coordinates44.09343, -92.06096
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
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 2023
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.1 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length103 ft (31.4 m)
Longest span38 ft (11.6 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2013)
Projected traffic50 by 2030
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 29 over N Fk Whitewater River built?

It was built in 2013, making it 12 years old in 2025.

What condition is T 29 over N Fk Whitewater 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 2023.

How much traffic does T 29 over N Fk Whitewater River carry?

About 50 vehicles per day (2013 count).

How long is T 29 over N Fk Whitewater River?

The structure is 103 ft (31.4 m) long with a longest span of 38 ft (11.6 m) and a deck 29 ft wide.

Who owns T 29 over N Fk Whitewater River?

It is owned by the Town or Township Highway Agency.