US Bridges

Csah 52 over Kettle River

Good

Pine County, Minnesota · 0.5 MI W of JCT Csah 61 · Structure no. 58558

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
3 main spans
Daily traffic
208
2021 count
Owner
County
County Highway Agency

About this bridge

Csah 52 over Kettle River is a prestressed concrete stringer/multi-beam or girder carrying Csah 52 over Kettle River in Pine County, Minnesota. It was built in 2020, so it is 5 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 208 vehicles a day, projected to reach 235 by 2041. The structure is 192 ft (58.6 m) long and 39 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCsah 52
CrossesKettle River
Location0.5 MI W of JCT Csah 61
RouteCounty Highway 52
Coordinates46.36084, -92.84263
Functional classRural Minor Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length192 ft (58.6 m)
Longest span85 ft (25.9 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic208 (2021)
Projected traffic235 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Csah 52 over Kettle River built?

It was built in 2020, making it 5 years old in 2025.

What condition is Csah 52 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 September 2024.

How much traffic does Csah 52 over Kettle River carry?

About 208 vehicles per day (2021 count).

How long is Csah 52 over Kettle River?

The structure is 192 ft (58.6 m) long with a longest span of 85 ft (25.9 m) and a deck 39 ft wide.

Who owns Csah 52 over Kettle River?

It is owned by the County Highway Agency.