US Bridges

T 228 over S Br Root River

Fair

Mower County, Minnesota · 0.9 MI N of JCT Csah 3 · Structure no. 50J64

Built
2004
21 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
52 ft
3 main spans
Daily traffic
25
2003 count
Owner
County
County Highway Agency

About this bridge

T 228 over S Br Root River is a concrete culvert carrying T 228 over S Br Root River in Mower County, Minnesota. It was built in 2004, so it is 21 years old, younger 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 25 vehicles a day, projected to reach 25 by 2029. The structure is 52 ft (15.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesT 228
CrossesS Br Root River
Location0.9 MI N of JCT Csah 3
RouteCounty Highway 228
CountyMower County
StateMinnesota
Coordinates43.64428, -92.48948
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length52 ft (15.7 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2003)
Projected traffic25 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T 228 over S Br Root River built?

It was built in 2004, making it 21 years old in 2025.

What condition is T 228 over S Br Root 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 July 2023.

How much traffic does T 228 over S Br Root River carry?

About 25 vehicles per day (2003 count).

How long is T 228 over S Br Root River?

The structure is 52 ft (15.7 m) long with a longest span of 14 ft (4.3 m).

Who owns T 228 over S Br Root River?

It is owned by the County Highway Agency.