US Bridges

M 165 over Cottonwood River

Good

Brown County, Minnesota · 0.1 MI SW of JCT TH 15 · Structure no. 08529

Built
1994
31 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
3 main spans
Daily traffic
201
1994 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 165 over Cottonwood River is a prestressed concrete stringer/multi-beam or girder carrying M 165 over Cottonwood River in Brown County, Minnesota. It was built in 1994, so it is 31 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 201 vehicles a day, projected to reach 201 by 2029. The structure is 190 ft (57.8 m) long and 49 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesM 165
CrossesCottonwood River
Location0.1 MI SW of JCT TH 15
RouteCity Street 165
Coordinates44.28926, -94.43911
Functional classUrban 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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating45.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length190 ft (57.8 m)
Longest span63 ft (19.3 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic201 (1994)
Projected traffic201 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 M 165 over Cottonwood River built?

It was built in 1994, making it 31 years old in 2025.

What condition is M 165 over Cottonwood 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 M 165 over Cottonwood River carry?

About 201 vehicles per day (1994 count).

How long is M 165 over Cottonwood River?

The structure is 190 ft (57.8 m) long with a longest span of 63 ft (19.3 m) and a deck 49 ft wide.

Who owns M 165 over Cottonwood River?

It is owned by the City or Municipal Highway Agency.