US Bridges

Mn 210 over Tamarack River

Good

Carlton County, Minnesota · 2.5 MI W of JCT TH 73 · Structure no. 09X08

Built
2023
2 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
2,154
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 210 over Tamarack River is a concrete culvert carrying Mn 210 over Tamarack River in Carlton County, Minnesota. It was built in 2023, so it is 2 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 2,154 vehicles a day, roughly 13% of them trucks, projected to reach 2,410 by 2043. The structure is 23 ft (7.1 m) long. If it were closed, the detour would be 28 mi (45 km).

CarriesMn 210
CrossesTamarack River
Location2.5 MI W of JCT TH 73
RouteState Highway 210
Coordinates46.67831, -92.93619
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length23 ft (7.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,154 (2022)
Projected traffic2,410 by 2043
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 210 over Tamarack River built?

It was built in 2023, making it 2 years old in 2025.

What condition is Mn 210 over Tamarack River 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 2024.

How much traffic does Mn 210 over Tamarack River carry?

About 2,154 vehicles per day (2022 count), of which roughly 13% are trucks.

How long is Mn 210 over Tamarack River?

The structure is 23 ft (7.1 m) long with a longest span of 10 ft (3 m).

Who owns Mn 210 over Tamarack River?

It is owned by the State Highway Agency.