US Bridges

T 22 over Trib to Upper Iowa River

Good

Mower County, Minnesota · 0.2 MI W of CO Line · Structure no. 50K74

Built
2020
5 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
49
2020 count
Owner
County
County Highway Agency

About this bridge

T 22 over Trib to Upper Iowa River is a concrete culvert carrying T 22 over Trib to Upper Iowa River in Mower County, Minnesota. It was built in 2020, so it is 5 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 49 vehicles a day, projected to reach 49 by 2040. The structure is 26 ft (8 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT 22
CrossesTrib to Upper Iowa River
Location0.2 MI W of CO Line
RouteCounty Highway 22
Coordinates43.54389, -92.45366
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 protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length26 ft (8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2020)
Projected traffic49 by 2040
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T 22 over Trib to Upper Iowa River built?

It was built in 2020, making it 5 years old in 2025.

What condition is T 22 over Trib to Upper Iowa 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 July 2024.

How much traffic does T 22 over Trib to Upper Iowa River carry?

About 49 vehicles per day (2020 count).

How long is T 22 over Trib to Upper Iowa River?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.7 m).

Who owns T 22 over Trib to Upper Iowa River?

It is owned by the County Highway Agency.