US Bridges

Mn 22 over Dme Rr; Stream

Fair

Blue Earth County, Minnesota · 4.4 MI N of JCT TH 14 · Structure no. 07036

Built
1978
47 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
360 ft
3 main spans
Daily traffic
12,472
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 22 over Dme Rr; Stream is a prestressed concrete stringer/multi-beam or girder carrying Mn 22 over Dme Rr; Stream in Blue Earth County, Minnesota. It was built in 1978, so it is 47 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 12,472 vehicles a day, roughly 7% of them trucks, projected to reach 7,500 by 2042. The structure is 360 ft (109.6 m) long and 51 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesMn 22
CrossesDme Rr; Stream
Location4.4 MI N of JCT TH 14
RouteState Highway 22
CountyBlue Earth County
StateMinnesota
Coordinates44.22978, -93.95888
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating38.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length360 ft (109.6 m)
Longest span123 ft (37.4 m)
Deck width51 ft (15.4 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,472 (2022)
Projected traffic7,500 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

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 22 over Dme Rr; Stream built?

It was built in 1978, making it 47 years old in 2025.

What condition is Mn 22 over Dme Rr; Stream 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 August 2023.

How much traffic does Mn 22 over Dme Rr; Stream carry?

About 12,472 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Mn 22 over Dme Rr; Stream?

The structure is 360 ft (109.6 m) long with a longest span of 123 ft (37.4 m) and a deck 51 ft wide.

Who owns Mn 22 over Dme Rr; Stream?

It is owned by the State Highway Agency.