US Bridges

Mn 61 over Lakewalk Trail

Good

St. Louis County, Minnesota · E of JCT TH 61; 61st Ave · Structure no. 69X11

Built
2013
12 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
11,700
2019 count
Owner
State
State Highway Agency

About this bridge

Mn 61 over Lakewalk Trail is a concrete culvert carrying Mn 61 over Lakewalk Trail in St. Louis County, Minnesota. It was built in 2013, so it is 12 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 11,700 vehicles a day, roughly 7% of them trucks, projected to reach 10,500 by 2039. The structure is 23 ft (6.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMn 61
CrossesLakewalk Trail
LocationE of JCT TH 61; 61st Ave
RouteState Highway 61
Coordinates46.83738, -92.00383
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length23 ft (6.9 m)
Longest span23 ft (6.9 m)
Deck width60 ft (18.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,700 (2019)
Projected traffic10,500 by 2039
Trucks7%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesPedestrian / bicycle
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 61 over Lakewalk Trail built?

It was built in 2013, making it 12 years old in 2025.

What condition is Mn 61 over Lakewalk Trail 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 Mn 61 over Lakewalk Trail carry?

About 11,700 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Mn 61 over Lakewalk Trail?

The structure is 23 ft (6.9 m) long with a longest span of 23 ft (6.9 m) and a deck 60 ft wide.

Who owns Mn 61 over Lakewalk Trail?

It is owned by the State Highway Agency.