US Bridges

Con 571 over S Frontage RD

Good

Hennepin County, Minnesota · At the JCT TH 169; 394 · Structure no. 27739

Built
1987
38 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
145 ft
1 main span
Daily traffic
4,828
2022 count
Owner
State
State Highway Agency

About this bridge

Con 571 over S Frontage RD is a steel stringer/multi-beam or girder carrying Con 571 over S Frontage RD in Hennepin County, Minnesota. It was built in 1987, so it is 38 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 4,828 vehicles a day, projected to reach 4,500 by 2042. The structure is 145 ft (44.3 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCon 571
CrossesS Frontage RD
LocationAt the JCT TH 169; 394
RouteInterstate 571
Coordinates44.97176, -93.40142
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating109.8 US tons
Inventory rating75.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length145 ft (44.3 m)
Longest span136 ft (41.5 m)
Deck width29 ft (8.7 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,828 (2022)
Projected traffic4,500 by 2042
Trucks—
Lanes on structure1
Traffic directionOne-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 Con 571 over S Frontage RD built?

It was built in 1987, making it 38 years old in 2025.

What condition is Con 571 over S Frontage RD 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 June 2023.

How much traffic does Con 571 over S Frontage RD carry?

About 4,828 vehicles per day (2022 count).

How long is Con 571 over S Frontage RD?

The structure is 145 ft (44.3 m) long with a longest span of 136 ft (41.5 m) and a deck 29 ft wide.

Who owns Con 571 over S Frontage RD?

It is owned by the State Highway Agency.