US Bridges

Mn 60 over UP RR

Fair

Watonwan County, Minnesota · 6.1 MI W of W JCT TH 4 · Structure no. 83037

Built
1985
40 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
188 ft
3 main spans
Daily traffic
6,958
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 60 over UP RR is a prestressed concrete stringer/multi-beam or girder carrying Mn 60 over UP RR in Watonwan County, Minnesota. It was built in 1985, so it is 40 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 6,958 vehicles a day, roughly 23% of them trucks, projected to reach 3,200 by 2042. The structure is 188 ft (57.4 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesMn 60
CrossesUP RR
Location6.1 MI W of W JCT TH 4
RouteState Highway 60
CountyWatonwan County
StateMinnesota
Coordinates43.95653, -94.78422
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.
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 inspectionMay 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.9 US tons
Inventory rating38.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length188 ft (57.4 m)
Longest span74 ft (22.6 m)
Deck width50 ft (15.3 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,958 (2022)
Projected traffic3,200 by 2042
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mn 60 over UP RR built?

It was built in 1985, making it 40 years old in 2025.

What condition is Mn 60 over UP RR 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 May 2024.

How much traffic does Mn 60 over UP RR carry?

About 6,958 vehicles per day (2022 count), of which roughly 23% are trucks.

How long is Mn 60 over UP RR?

The structure is 188 ft (57.4 m) long with a longest span of 74 ft (22.6 m) and a deck 50 ft wide.

Who owns Mn 60 over UP RR?

It is owned by the State Highway Agency.