US Bridges

Mn 6 over Stream

Fair

Itasca County, Minnesota · 11.8 MI NE of Remer · Structure no. 508

Built
1936
89 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
1,575
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 6 over Stream is a concrete culvert carrying Mn 6 over Stream in Itasca County, Minnesota. It was built in 1936, so it is 89 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 1,575 vehicles a day, roughly 9% of them trucks, projected to reach 1,450 by 2041. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 39.8 mi (64 km).

Location

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CarriesMn 6
CrossesStream
Location11.8 MI NE of Remer
RouteState Highway 6
CountyItasca County
StateMinnesota
Coordinates47.18696, -93.77206
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length22 ft (6.8 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,575 (2021)
Projected traffic1,450 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

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$33 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 6 over Stream built?

It was built in 1936, making it 89 years old in 2025.

What condition is Mn 6 over Stream 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 2024.

How much traffic does Mn 6 over Stream carry?

About 1,575 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is Mn 6 over Stream?

The structure is 22 ft (6.8 m) long with a longest span of 10 ft (3.2 m).

Who owns Mn 6 over Stream?

It is owned by the State Highway Agency.