US Bridges

Mn 23 over I 35

Good

Pine County, Minnesota · At S JCT TH 23; 35 · Structure no. 58819

Built
2010
15 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
221 ft
2 main spans
Daily traffic
4,123
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 23 over I 35 is a prestressed concrete stringer/multi-beam or girder carrying Mn 23 over I 35 in Pine County, Minnesota. It was built in 2010, so it is 15 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 4,123 vehicles a day, roughly 7% of them trucks, projected to reach 4,650 by 2042. The structure is 221 ft (67.3 m) long and 51 ft wide.

CarriesMn 23
CrossesI 35
LocationAt S JCT TH 23; 35
RouteState Highway 23
Coordinates45.97644, -92.9558
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.9 US tons
Inventory rating57.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length221 ft (67.3 m)
Longest span110 ft (33.4 m)
Deck width51 ft (15.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,123 (2022)
Projected traffic4,650 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 23 over I 35 built?

It was built in 2010, making it 15 years old in 2025.

What condition is Mn 23 over I 35 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 April 2024.

How much traffic does Mn 23 over I 35 carry?

About 4,123 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Mn 23 over I 35?

The structure is 221 ft (67.3 m) long with a longest span of 110 ft (33.4 m) and a deck 51 ft wide.

Who owns Mn 23 over I 35?

It is owned by the State Highway Agency.