US Bridges

CR 59 over Cannon River

Fair

Dakota County, Minnesota · 1.5 MI W of Randolph · Structure no. 19514

Built
1975
50 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
3 main spans
Daily traffic
276
2022 count
Owner
County
County Highway Agency

About this bridge

CR 59 over Cannon River is a prestressed concrete stringer/multi-beam or girder carrying CR 59 over Cannon River in Dakota County, Minnesota. It was built in 1975, so it is 50 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 276 vehicles a day, roughly 5% of them trucks, projected to reach 295 by 2042. The structure is 195 ft (59.5 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCR 59
CrossesCannon River
Location1.5 MI W of Randolph
RouteCounty Highway 59
Coordinates44.50343, -93.07983
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; extensive scour has occurred
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.7 US tons
Inventory rating29.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length195 ft (59.5 m)
Longest span65 ft (19.8 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic276 (2022)
Projected traffic295 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 59 over Cannon River built?

It was built in 1975, making it 50 years old in 2025.

What condition is CR 59 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 January 2025.

How much traffic does CR 59 over Cannon River carry?

About 276 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is CR 59 over Cannon River?

The structure is 195 ft (59.5 m) long with a longest span of 65 ft (19.8 m) and a deck 34 ft wide.

Who owns CR 59 over Cannon River?

It is owned by the County Highway Agency.