US Bridges

Mn 250 over N Br Root River

Good

Fillmore County, Minnesota · 3.4 MI N of JCT TH 16 · Structure no. 23028

Built
2015
10 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
1 main span
Daily traffic
409
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 250 over N Br Root River is a prestressed concrete stringer/multi-beam or girder carrying Mn 250 over N Br Root River in Fillmore County, Minnesota. It was built in 2015, so it is 10 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 409 vehicles a day, roughly 7% of them trucks, projected to reach 435 by 2042. The structure is 155 ft (47.2 m) long and 37 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesMn 250
CrossesN Br Root River
Location3.4 MI N of JCT TH 16
RouteState Highway 250
Coordinates43.74688, -91.96925
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating91.8 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length155 ft (47.2 m)
Longest span150 ft (45.7 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deck16 ft (4.8 m)

Traffic and service

Average daily traffic409 (2022)
Projected traffic435 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 250 over N Br Root River built?

It was built in 2015, making it 10 years old in 2025.

What condition is Mn 250 over N Br Root 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 August 2024.

How much traffic does Mn 250 over N Br Root River carry?

About 409 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Mn 250 over N Br Root River?

The structure is 155 ft (47.2 m) long with a longest span of 150 ft (45.7 m) and a deck 37 ft wide.

Who owns Mn 250 over N Br Root River?

It is owned by the State Highway Agency.