US Bridges

Mn 92 over Clearwater River

Fair

Clearwater County, Minnesota · 0.5 MI S of Bagley · Structure no. 5401

Built
1942
83 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
2,750
2019 count
Owner
State
State Highway Agency

About this bridge

Mn 92 over Clearwater River is a steel stringer/multi-beam or girder carrying Mn 92 over Clearwater River in Clearwater County, Minnesota. It was built in 1942, so it is 83 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 2,750 vehicles a day, roughly 11% of them trucks, projected to reach 2,850 by 2039. The structure is 43 ft (13.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMn 92
CrossesClearwater River
Location0.5 MI S of Bagley
RouteState Highway 92
CountyClearwater County
StateMinnesota
Coordinates47.51623, -95.39639
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating109.8 US tons
Inventory rating81.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span41 ft (12.6 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2019)
Projected traffic2,850 by 2039
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 92 over Clearwater River built?

It was built in 1942, making it 83 years old in 2025.

What condition is Mn 92 over Clearwater River 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 June 2023.

How much traffic does Mn 92 over Clearwater River carry?

About 2,750 vehicles per day (2019 count), of which roughly 11% are trucks.

How long is Mn 92 over Clearwater River?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.6 m) and a deck 40 ft wide.

Who owns Mn 92 over Clearwater River?

It is owned by the State Highway Agency.