US Bridges

Csah 28 over Red River of the North

Fair

Wilkin County, Minnesota · 4.5 MI NW of Kent · Structure no. 84520

Built
1994
31 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
403 ft
4 main spans
Daily traffic
204
2022 count
Owner
County
County Highway Agency

About this bridge

Csah 28 over Red River of the North is a prestressed concrete stringer/multi-beam or girder carrying Csah 28 over Red River of the North in Wilkin County, Minnesota. It was built in 1994, so it is 31 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 204 vehicles a day, projected to reach 20 by 2042. The structure is 403 ft (122.8 m) long and 39 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCsah 28
CrossesRed River of the North
Location4.5 MI NW of Kent
RouteCounty Highway 28
Coordinates46.49887, -96.73855
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.5 US tons
Inventory rating28.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length403 ft (122.8 m)
Longest span99 ft (30.3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic204 (2022)
Projected traffic20 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Csah 28 over Red River of the North built?

It was built in 1994, making it 31 years old in 2025.

What condition is Csah 28 over Red River of the North 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 September 2023.

How much traffic does Csah 28 over Red River of the North carry?

About 204 vehicles per day (2022 count).

How long is Csah 28 over Red River of the North?

The structure is 403 ft (122.8 m) long with a longest span of 99 ft (30.3 m) and a deck 39 ft wide.

Who owns Csah 28 over Red River of the North?

It is owned by the County Highway Agency.