US Bridges

M 280 over Mississippi River

Fair

Beltrami County, Minnesota · 0.7 MI NW of JCT Csah 11 · Structure no. 04520

Built
2000
25 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
174 ft
2 main spans
Daily traffic
267
2000 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

M 280 over Mississippi River is a prestressed concrete stringer/multi-beam or girder carrying M 280 over Mississippi River in Beltrami County, Minnesota. It was built in 2000, so it is 25 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 267 vehicles a day, projected to reach 267 by 2029. The structure is 174 ft (53.1 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesM 280
CrossesMississippi River
Location0.7 MI NW of JCT Csah 11
RouteCity Street 280
Coordinates47.44616, -94.88813
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating42.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length174 ft (53.1 m)
Longest span86 ft (26.3 m)
Deck width38 ft (11.7 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic267 (2000)
Projected traffic267 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 M 280 over Mississippi River built?

It was built in 2000, making it 25 years old in 2025.

What condition is M 280 over Mississippi 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 October 2024.

How much traffic does M 280 over Mississippi River carry?

About 267 vehicles per day (2000 count).

How long is M 280 over Mississippi River?

The structure is 174 ft (53.1 m) long with a longest span of 86 ft (26.3 m) and a deck 38 ft wide.

Who owns M 280 over Mississippi River?

It is owned by the Town or Township Highway Agency.