US Bridges

M 372 over US 53

Fair

St. Louis County, Minnesota · 0.25 MI N of JCT TH 35 · Structure no. 69038

Built
2003
22 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
466 ft
4 main spans
Daily traffic
50
2002 count
Owner
State
State Highway Agency

About this bridge

M 372 over US 53 is a steel continuous stringer/multi-beam or girder carrying M 372 over US 53 in St. Louis County, Minnesota. It was built in 2003, so it is 22 years old, younger 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 50 vehicles a day, projected to reach 50 by 2029. The structure is 466 ft (142.1 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesM 372
CrossesUS 53
Location0.25 MI N of JCT TH 35
RouteCity Street 372
Coordinates46.77109, -92.12685
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length466 ft (142.1 m)
Longest span135 ft (41.1 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2002)
Projected traffic50 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M 372 over US 53 built?

It was built in 2003, making it 22 years old in 2025.

What condition is M 372 over US 53 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 May 2023.

How much traffic does M 372 over US 53 carry?

About 50 vehicles per day (2002 count).

How long is M 372 over US 53?

The structure is 466 ft (142.1 m) long with a longest span of 135 ft (41.1 m) and a deck 37 ft wide.

Who owns M 372 over US 53?

It is owned by the State Highway Agency.