US Bridges

CR 131 over Kettle River

Good

Carlton County, Minnesota · 0.2 MI N of JCT CR 133 · Structure no. L1230

Built
1935
90 years old, rebuilt 2016
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
51
2022 count
Owner
County
County Highway Agency

About this bridge

CR 131 over Kettle River is a steel stringer/multi-beam or girder carrying CR 131 over Kettle River in Carlton County, Minnesota. It was built in 1935 and reconstructed in 2016, so it is 90 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 51 vehicles a day, projected to reach 58 by 2042. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 131
CrossesKettle River
Location0.2 MI N of JCT CR 133
RouteCounty Highway 131
Coordinates46.5226, -92.88701
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHL 93
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2022)
Projected traffic58 by 2042
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 CR 131 over Kettle River built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 2016.

What condition is CR 131 over Kettle River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does CR 131 over Kettle River carry?

About 51 vehicles per day (2022 count).

How long is CR 131 over Kettle River?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 24 ft wide.

Who owns CR 131 over Kettle River?

It is owned by the County Highway Agency.