US Bridges

Mn 61 over Crow Creek

Fair

Lake County, Minnesota · 8.3 MI NE of JCT Csah 2 · Structure no. 38008

Built
1968
57 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
539 ft
5 main spans
Daily traffic
4,763
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 61 over Crow Creek is a steel continuous stringer/multi-beam or girder carrying Mn 61 over Crow Creek in Lake County, Minnesota. It was built in 1968, so it is 57 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 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 4,763 vehicles a day, roughly 6% of them trucks, projected to reach 4,500 by 2042. The structure is 539 ft (164.3 m) long and 38 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMn 61
CrossesCrow Creek
Location8.3 MI NE of JCT Csah 2
RouteState Highway 61
CountyLake County
StateMinnesota
Coordinates47.10133, -91.54516
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.3 US tons
Inventory rating42.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length539 ft (164.3 m)
Longest span112 ft (34.1 m)
Deck width38 ft (11.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,763 (2022)
Projected traffic4,500 by 2042
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed6.2 mi (10 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 Crow Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Mn 61 over Crow Creek 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 Crow Creek carry?

About 4,763 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Mn 61 over Crow Creek?

The structure is 539 ft (164.3 m) long with a longest span of 112 ft (34.1 m) and a deck 38 ft wide.

Who owns Mn 61 over Crow Creek?

It is owned by the State Highway Agency.