US Bridges

Mn 11 over Roseau R Diversion Chan

Good

Roseau County, Minnesota · 0.3 MI E of JCT Csah 24 · Structure no. 68008

Built
2009
16 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
213 ft
4 main spans
Daily traffic
3,071
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 11 over Roseau R Diversion Chan is a concrete continuous slab carrying Mn 11 over Roseau R Diversion Chan in Roseau County, Minnesota. It was built in 2009, so it is 16 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 3,071 vehicles a day, roughly 12% of them trucks, projected to reach 4,100 by 2042. The structure is 213 ft (64.8 m) long and 51 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMn 11
CrossesRoseau R Diversion Chan
Location0.3 MI E of JCT Csah 24
RouteState Highway 11
Coordinates48.84792, -95.73912
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.2 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length213 ft (64.8 m)
Longest span60 ft (18.3 m)
Deck width51 ft (15.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,071 (2022)
Projected traffic4,100 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 11 over Roseau R Diversion Chan built?

It was built in 2009, making it 16 years old in 2025.

What condition is Mn 11 over Roseau R Diversion Chan 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 Mn 11 over Roseau R Diversion Chan carry?

About 3,071 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Mn 11 over Roseau R Diversion Chan?

The structure is 213 ft (64.8 m) long with a longest span of 60 ft (18.3 m) and a deck 51 ft wide.

Who owns Mn 11 over Roseau R Diversion Chan?

It is owned by the State Highway Agency.