US Bridges

Mn 65 over Ann River

Good

Kanabec County, Minnesota · 0.7 MI S of S JCT Mn 23 · Structure no. 33005

Built
2007
18 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
113 ft
3 main spans
Daily traffic
7,000
2018 count
Owner
State
State Highway Agency

About this bridge

Mn 65 over Ann River is a prestressed concrete tee beam carrying Mn 65 over Ann River in Kanabec County, Minnesota. It was built in 2007, so it is 18 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 7,000 vehicles a day, roughly 10% of them trucks, projected to reach 6,800 by 2038. The structure is 113 ft (34.3 m) long and 47 ft wide.

CarriesMn 65
CrossesAnn River
Location0.7 MI S of S JCT Mn 23
RouteState Highway 65
Coordinates45.84437, -93.29559
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 geometry6: Equal to present minimum criteria
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating88.2 US tons
Inventory rating41.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length113 ft (34.3 m)
Longest span37 ft (11.2 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2018)
Projected traffic6,800 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 65 over Ann River built?

It was built in 2007, making it 18 years old in 2025.

What condition is Mn 65 over Ann 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 Mn 65 over Ann River carry?

About 7,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is Mn 65 over Ann River?

The structure is 113 ft (34.3 m) long with a longest span of 37 ft (11.2 m) and a deck 47 ft wide.

Who owns Mn 65 over Ann River?

It is owned by the State Highway Agency.