US Bridges

M 24 over I 35

Fair

Dakota County, Minnesota · 5.0 MI S of JCT TH 35 E · Structure no. 19841

Built
1965
60 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
214 ft
4 main spans
Daily traffic
675
1974 count
Owner
State
State Highway Agency

About this bridge

M 24 over I 35 is a steel continuous stringer/multi-beam or girder carrying M 24 over I 35 in Dakota County, Minnesota. It was built in 1965, so it is 60 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 675 vehicles a day, projected to reach 675 by 2029. The structure is 214 ft (65.1 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesM 24
CrossesI 35
Location5.0 MI S of JCT TH 35 E
RouteCity Street 24
CountyDakota County
StateMinnesota
Coordinates44.66692, -93.29408
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.5 US tons
Inventory rating26.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length214 ft (65.1 m)
Longest span67 ft (20.4 m)
Deck width34 ft (10.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic675 (1974)
Projected traffic675 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was M 24 over I 35 built?

It was built in 1965, making it 60 years old in 2025.

What condition is M 24 over I 35 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does M 24 over I 35 carry?

About 675 vehicles per day (1974 count).

How long is M 24 over I 35?

The structure is 214 ft (65.1 m) long with a longest span of 67 ft (20.4 m) and a deck 34 ft wide.

Who owns M 24 over I 35?

It is owned by the State Highway Agency.