US Bridges

Mn 91 over Kanaranzi Creek

Good

Nobles County, Minnesota · 0.9 MI N of Adrian · Structure no. 53007

Built
2003
22 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
142 ft
3 main spans
Daily traffic
1,600
2019 count
Owner
State
State Highway Agency

About this bridge

Mn 91 over Kanaranzi Creek is a prestressed concrete stringer/multi-beam or girder carrying Mn 91 over Kanaranzi Creek in Nobles County, Minnesota. It was built in 2003, so it is 22 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 1,600 vehicles a day, roughly 19% of them trucks, projected to reach 1,800 by 2039. The structure is 142 ft (43.3 m) long and 45 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMn 91
CrossesKanaranzi Creek
Location0.9 MI N of Adrian
RouteState Highway 91
Coordinates43.64707, -95.93311
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.5 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length142 ft (43.3 m)
Longest span60 ft (18.3 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2019)
Projected traffic1,800 by 2039
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mn 91 over Kanaranzi Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is Mn 91 over Kanaranzi 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 May 2024.

How much traffic does Mn 91 over Kanaranzi Creek carry?

About 1,600 vehicles per day (2019 count), of which roughly 19% are trucks.

How long is Mn 91 over Kanaranzi Creek?

The structure is 142 ft (43.3 m) long with a longest span of 60 ft (18.3 m) and a deck 45 ft wide.

Who owns Mn 91 over Kanaranzi Creek?

It is owned by the State Highway Agency.