US Bridges

Csah 71 over Chan Btwn Lakes

GoodPosted for load

Stearns County, Minnesota · 2.2 MI S of JCT TH 23 · Structure no. 73545

Built
1984
41 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
66 ft
1 main span
Daily traffic
540
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 71 over Chan Btwn Lakes is a prestressed concrete stringer/multi-beam or girder carrying Csah 71 over Chan Btwn Lakes in Stearns County, Minnesota. It was built in 1984, so it is 41 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. Its operating status is: posted for load restriction.

It carries about 540 vehicles a day, projected to reach 540 by 2039. The structure is 66 ft (20.2 m) long and 39 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesCsah 71
CrossesChan Btwn Lakes
Location2.2 MI S of JCT TH 23
RouteCounty Highway 71
Coordinates45.4191, -94.48569
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating25.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length66 ft (20.2 m)
Longest span63 ft (19.3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic540 (2017)
Projected traffic540 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Csah 71 over Chan Btwn Lakes built?

It was built in 1984, making it 41 years old in 2025.

What condition is Csah 71 over Chan Btwn Lakes 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 2024.

How much traffic does Csah 71 over Chan Btwn Lakes carry?

About 540 vehicles per day (2017 count).

How long is Csah 71 over Chan Btwn Lakes?

The structure is 66 ft (20.2 m) long with a longest span of 63 ft (19.3 m) and a deck 39 ft wide.

Who owns Csah 71 over Chan Btwn Lakes?

It is owned by the County Highway Agency.