US Bridges

Mn 62 over TH 3

Fair

Dakota County, Minnesota · At the JCT TH 110 · Structure no. 19038

Built
1984
41 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
199 ft
2 main spans
Daily traffic
11,736
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 62 over TH 3 is a steel continuous stringer/multi-beam or girder carrying Mn 62 over TH 3 in Dakota County, Minnesota. It was built in 1984, so it is 41 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 11,736 vehicles a day, roughly 3% of them trucks, projected to reach 12,500 by 2042. The structure is 199 ft (60.8 m) long and 57 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesMn 62
CrossesTH 3
LocationAt the JCT TH 110
RouteState Highway 62
CountyDakota County
StateMinnesota
Coordinates44.87723, -93.08053
Functional classUrban 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 2023
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 rating75.6 US tons
Inventory rating45.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length199 ft (60.8 m)
Longest span97 ft (29.6 m)
Deck width57 ft (17.3 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,736 (2022)
Projected traffic12,500 by 2042
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 62 over TH 3 built?

It was built in 1984, making it 41 years old in 2025.

What condition is Mn 62 over TH 3 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 2023.

How much traffic does Mn 62 over TH 3 carry?

About 11,736 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Mn 62 over TH 3?

The structure is 199 ft (60.8 m) long with a longest span of 97 ft (29.6 m) and a deck 57 ft wide.

Who owns Mn 62 over TH 3?

It is owned by the State Highway Agency.