US Bridges

Mn 27 over I 94

Fair

Douglas County, Minnesota · At the JCT I 94 · Structure no. 21821

Built
1965
60 years old, rebuilt 2016
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
282 ft
4 main spans
Daily traffic
3,500
2018 count
Owner
State
State Highway Agency

About this bridge

Mn 27 over I 94 is a steel continuous stringer/multi-beam or girder carrying Mn 27 over I 94 in Douglas County, Minnesota. It was built in 1965 and reconstructed in 2016, 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 3,500 vehicles a day, roughly 12% of them trucks, projected to reach 3,400 by 2038. The structure is 282 ft (85.9 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesMn 27
CrossesI 94
LocationAt the JCT I 94
RouteState Highway 27
CountyDouglas County
StateMinnesota
Coordinates45.83317, -95.15614
Functional classRural Minor Arterial

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.
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 inspectionSeptember 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length282 ft (85.9 m)
Longest span90 ft (27.3 m)
Deck width36 ft (10.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2018)
Projected traffic3,400 by 2038
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Mn 27 over I 94 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2016.

What condition is Mn 27 over I 94 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 2024.

How much traffic does Mn 27 over I 94 carry?

About 3,500 vehicles per day (2018 count), of which roughly 12% are trucks.

How long is Mn 27 over I 94?

The structure is 282 ft (85.9 m) long with a longest span of 90 ft (27.3 m) and a deck 36 ft wide.

Who owns Mn 27 over I 94?

It is owned by the State Highway Agency.