US Bridges

CR 165 over Big Cannon River

Good

Le Sueur County, Minnesota · 3.5 MI S of JCT Csah 2 · Structure no. 40513

Built
1987
38 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
144 ft
3 main spans
Daily traffic
77
2021 count
Owner
County
County Highway Agency

About this bridge

CR 165 over Big Cannon River is a steel continuous stringer/multi-beam or girder carrying CR 165 over Big Cannon River in Le Sueur County, Minnesota. It was built in 1987, so it is 38 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 77 vehicles a day, projected to reach 85 by 2041. The structure is 144 ft (44 m) long and 39 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCR 165
CrossesBig Cannon River
Location3.5 MI S of JCT Csah 2
RouteCounty Highway 165
Coordinates44.26924, -93.61993
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.5 US tons
Inventory rating44.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length144 ft (44 m)
Longest span55 ft (16.8 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77 (2021)
Projected traffic85 by 2041
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$1,000 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 165 over Big Cannon River built?

It was built in 1987, making it 38 years old in 2025.

What condition is CR 165 over Big Cannon 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 October 2023.

How much traffic does CR 165 over Big Cannon River carry?

About 77 vehicles per day (2021 count).

How long is CR 165 over Big Cannon River?

The structure is 144 ft (44 m) long with a longest span of 55 ft (16.8 m) and a deck 39 ft wide.

Who owns CR 165 over Big Cannon River?

It is owned by the County Highway Agency.