US Bridges

US 52 over Cannon River

Fair

Dakota County, Minnesota · 0.7 MI NW of JCT TH 19 · Structure no. 9426

Built
1964
61 years old, rebuilt 2008
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
335 ft
4 main spans
Daily traffic
11,726
2022 count
Owner
State
State Highway Agency

About this bridge

US 52 over Cannon River is a steel continuous stringer/multi-beam or girder carrying US 52 over Cannon River in Dakota County, Minnesota. It was built in 1964 and reconstructed in 2008, so it is 61 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 6 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 11,726 vehicles a day, roughly 12% of them trucks, projected to reach 10,300 by 2042. The structure is 335 ft (102.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 52
CrossesCannon River
Location0.7 MI NW of JCT TH 19
RouteU.S. Route 52
Coordinates44.51762, -92.92317
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.4 US tons
Inventory rating35.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length335 ft (102.2 m)
Longest span92 ft (28 m)
Deck width36 ft (11.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,726 (2022)
Projected traffic10,300 by 2042
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$1,000 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 52 over Cannon River built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2008.

What condition is US 52 over Cannon River 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 June 2024.

How much traffic does US 52 over Cannon River carry?

About 11,726 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is US 52 over Cannon River?

The structure is 335 ft (102.2 m) long with a longest span of 92 ft (28 m) and a deck 36 ft wide.

Who owns US 52 over Cannon River?

It is owned by the State Highway Agency.