US Bridges

T 229 over Roseau River

Good

Roseau County, Minnesota · 0.4 MI E of JCT Csah 18 · Structure no. 68J36

Built
2010
15 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
39
2010 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T 229 over Roseau River is a concrete culvert carrying T 229 over Roseau River in Roseau County, Minnesota. It was built in 2010, so it is 15 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 39 vehicles a day, projected to reach 39 by 2029. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 16.2 mi (26 km).

CarriesT 229
CrossesRoseau River
Location0.4 MI E of JCT Csah 18
RouteCounty Highway 229
Coordinates48.59788, -95.48506
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal 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 spans2
Design loadHS 25 or greater
Structure length30 ft (9.1 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 traffic39 (2010)
Projected traffic39 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 229 over Roseau River built?

It was built in 2010, making it 15 years old in 2025.

What condition is T 229 over Roseau 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 October 2023.

How much traffic does T 229 over Roseau River carry?

About 39 vehicles per day (2010 count).

How long is T 229 over Roseau River?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns T 229 over Roseau River?

It is owned by the Town or Township Highway Agency.