US Bridges

Csah 60 over Clearwater Creek

Good

Itasca County, Minnesota · 1.9 MI E of JCT Csah 49 · Structure no. 31579

Built
2020
5 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
400
2020 count
Owner
County
County Highway Agency

About this bridge

Csah 60 over Clearwater Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 60 over Clearwater Creek in Itasca 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 400 vehicles a day, projected to reach 238 by 2040. The structure is 65 ft (19.8 m) long and 35 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesCsah 60
CrossesClearwater Creek
Location1.9 MI E of JCT Csah 49
RouteCounty Highway 60
Coordinates47.38819, -93.47616
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span63 ft (19.2 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2020)
Projected traffic238 by 2040
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 60 over Clearwater Creek built?

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

What condition is Csah 60 over Clearwater Creek 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 60 over Clearwater Creek carry?

About 400 vehicles per day (2020 count).

How long is Csah 60 over Clearwater Creek?

The structure is 65 ft (19.8 m) long with a longest span of 63 ft (19.2 m) and a deck 35 ft wide.

Who owns Csah 60 over Clearwater Creek?

It is owned by the County Highway Agency.