US Bridges

CR 60 over Groundhouse River

Good

Kanabec County, Minnesota · 0.2 MI N of JCT Csah 10 · Structure no. 33532

Built
1995
30 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
350
2014 count
Owner
County
County Highway Agency

About this bridge

CR 60 over Groundhouse River is a concrete continuous slab carrying CR 60 over Groundhouse River in Kanabec County, Minnesota. It was built in 1995, so it is 30 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 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 350 vehicles a day, projected to reach 350 by 2039. The structure is 80 ft (24.5 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCR 60
CrossesGroundhouse River
Location0.2 MI N of JCT Csah 10
RouteCounty Highway 60
Coordinates45.83431, -93.42595
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.2 US tons
Inventory rating60.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length80 ft (24.5 m)
Longest span30 ft (9.1 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2014)
Projected traffic350 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 60 over Groundhouse River built?

It was built in 1995, making it 30 years old in 2025.

What condition is CR 60 over Groundhouse 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 November 2023.

How much traffic does CR 60 over Groundhouse River carry?

About 350 vehicles per day (2014 count).

How long is CR 60 over Groundhouse River?

The structure is 80 ft (24.5 m) long with a longest span of 30 ft (9.1 m) and a deck 39 ft wide.

Who owns CR 60 over Groundhouse River?

It is owned by the County Highway Agency.