US Bridges

CR 157 over W Fk Moose Horn River

FairPosted for load

Carlton County, Minnesota · 3.2 MI S of JCT Csah 4 · Structure no. L1207

Built
1953
72 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
125
2022 count
Owner
County
County Highway Agency

About this bridge

CR 157 over W Fk Moose Horn River is a steel stringer/multi-beam or girder carrying CR 157 over W Fk Moose Horn River in Carlton County, Minnesota. It was built in 1953, so it is 72 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 125 vehicles a day, roughly 9% of them trucks, projected to reach 160 by 2042. The structure is 32 ft (9.9 m) long and 21 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesCR 157
CrossesW Fk Moose Horn River
Location3.2 MI S of JCT Csah 4
RouteCounty Highway 157
CountyCarlton County
StateMinnesota
Coordinates46.54602, -92.74107
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating16.4 US tons
Inventory rating12.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.9 m)
Longest span30 ft (9.2 m)
Deck width21 ft (6.3 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic160 by 2042
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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$375 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 157 over W Fk Moose Horn River built?

It was built in 1953, making it 72 years old in 2025.

What condition is CR 157 over W Fk Moose Horn 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 December 2023.

How much traffic does CR 157 over W Fk Moose Horn River carry?

About 125 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is CR 157 over W Fk Moose Horn River?

The structure is 32 ft (9.9 m) long with a longest span of 30 ft (9.2 m) and a deck 21 ft wide.

Who owns CR 157 over W Fk Moose Horn River?

It is owned by the County Highway Agency.