US Bridges

Mn 61 over Brule River

Fair

Cook County, Minnesota · 4.6 MI SW of Hovland · Structure no. 16002

Built
1981
44 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
2,400
2018 count
Owner
State
State Highway Agency

About this bridge

Mn 61 over Brule River is a prestressed concrete stringer/multi-beam or girder carrying Mn 61 over Brule River in Cook County, Minnesota. It was built in 1981, so it is 44 years old, older 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 5 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 2,400 vehicles a day, roughly 7% of them trucks, projected to reach 2,350 by 2038. The structure is 89 ft (27.1 m) long and 57 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesMn 61
CrossesBrule River
Location4.6 MI SW of Hovland
RouteState Highway 61
Coordinates47.81798, -90.05156
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating61.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span84 ft (25.7 m)
Deck width57 ft (17.3 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2018)
Projected traffic2,350 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 61 over Brule River built?

It was built in 1981, making it 44 years old in 2025.

What condition is Mn 61 over Brule 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 August 2023.

How much traffic does Mn 61 over Brule River carry?

About 2,400 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Mn 61 over Brule River?

The structure is 89 ft (27.1 m) long with a longest span of 84 ft (25.7 m) and a deck 57 ft wide.

Who owns Mn 61 over Brule River?

It is owned by the State Highway Agency.