US Bridges

Mn 26 over Overflow from Root River

Good

Houston County, Minnesota · 1.4 MI S of JCT TH 16 · Structure no. 28021

Built
1997
28 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
249 ft
5 main spans
Daily traffic
2,636
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 26 over Overflow from Root River is a prestressed concrete stringer/multi-beam or girder carrying Mn 26 over Overflow from Root River in Houston County, Minnesota. It was built in 1997, so it is 28 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 2,636 vehicles a day, roughly 9% of them trucks, projected to reach 2,800 by 2042. The structure is 249 ft (76 m) long and 61 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesMn 26
CrossesOverflow from Root River
Location1.4 MI S of JCT TH 16
RouteState Highway 26
Coordinates43.77193, -91.29597
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating47.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 25 or greater
Structure length249 ft (76 m)
Longest span50 ft (15.1 m)
Deck width61 ft (18.7 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,636 (2022)
Projected traffic2,800 by 2042
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 26 over Overflow from Root River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Mn 26 over Overflow from 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 26 over Overflow from Root River carry?

About 2,636 vehicles per day (2022 count), of which roughly 9% are trucks.

How long is Mn 26 over Overflow from Root River?

The structure is 249 ft (76 m) long with a longest span of 50 ft (15.1 m) and a deck 61 ft wide.

Who owns Mn 26 over Overflow from Root River?

It is owned by the State Highway Agency.