US Bridges

Mn 70 over I 35

Good

Pine County, Minnesota · At JCT TH 35 and 70 · Structure no. 58825

Built
2019
6 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
187 ft
2 main spans
Daily traffic
2,092
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 70 over I 35 is a prestressed concrete stringer/multi-beam or girder carrying Mn 70 over I 35 in Pine County, Minnesota. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,092 vehicles a day, roughly 10% of them trucks, projected to reach 4,715 by 2042. The structure is 187 ft (57 m) long and 56 ft wide.

CarriesMn 70
CrossesI 35
LocationAt JCT TH 35 and 70
RouteState Highway 70
Coordinates45.76669, -92.98959
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating38.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length187 ft (57 m)
Longest span92 ft (28 m)
Deck width56 ft (17.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,092 (2022)
Projected traffic4,715 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 70 over I 35 built?

It was built in 2019, making it 6 years old in 2025.

What condition is Mn 70 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 July 2023.

How much traffic does Mn 70 over I 35 carry?

About 2,092 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Mn 70 over I 35?

The structure is 187 ft (57 m) long with a longest span of 92 ft (28 m) and a deck 56 ft wide.

Who owns Mn 70 over I 35?

It is owned by the State Highway Agency.