US Bridges

Mn 24 over Miss R; Main ST

Fair

Sherburne County, Minnesota · 3.2 MI SW of JCT TH 10 · Structure no. 71004

Built
2017
8 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,175 ft
7 main spans
Daily traffic
14,289
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 24 over Miss R; Main ST is a prestressed concrete stringer/multi-beam or girder carrying Mn 24 over Miss R; Main ST in Sherburne County, Minnesota. It was built in 2017, so it is 8 years old, younger 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 6 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 14,289 vehicles a day, roughly 12% of them trucks, projected to reach 15,600 by 2042. The structure is 1,175 ft (358.1 m) long and 60 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

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CarriesMn 24
CrossesMiss R; Main ST
Location3.2 MI SW of JCT TH 10
RouteState Highway 24
CountySherburne County
StateMinnesota
Coordinates45.41745, -94.04404
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length1,175 ft (358.1 m)
Longest span180 ft (55 m)
Deck width60 ft (18.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,289 (2022)
Projected traffic15,600 by 2042
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 24 over Miss R; Main ST built?

It was built in 2017, making it 8 years old in 2025.

What condition is Mn 24 over Miss R; Main ST 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 September 2023.

How much traffic does Mn 24 over Miss R; Main ST carry?

About 14,289 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is Mn 24 over Miss R; Main ST?

The structure is 1,175 ft (358.1 m) long with a longest span of 180 ft (55 m) and a deck 60 ft wide.

Who owns Mn 24 over Miss R; Main ST?

It is owned by the State Highway Agency.