US Bridges

Mn 72 over S Cormorant River

Good

Beltrami County, Minnesota · 5.2 MI N of JCT TH 71 · Structure no. 04X08

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
43 ft
3 main spans
Daily traffic
1,580
2021 count
Owner
State
State Highway Agency

About this bridge

Mn 72 over S Cormorant River is a concrete culvert carrying Mn 72 over S Cormorant River in Beltrami County, Minnesota. It was built in 2020, so it is 5 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 1,580 vehicles a day, roughly 11% of them trucks, projected to reach 1,250 by 2041. The structure is 43 ft (13 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesMn 72
CrossesS Cormorant River
Location5.2 MI N of JCT TH 71
RouteState Highway 72
Coordinates47.81043, -94.5489
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length43 ft (13 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,580 (2021)
Projected traffic1,250 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 72 over S Cormorant River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Mn 72 over S Cormorant 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 September 2024.

How much traffic does Mn 72 over S Cormorant River carry?

About 1,580 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is Mn 72 over S Cormorant River?

The structure is 43 ft (13 m) long with a longest span of 12 ft (3.7 m).

Who owns Mn 72 over S Cormorant River?

It is owned by the State Highway Agency.