US Bridges

CR 56 over Redwood River

Good

Redwood County, Minnesota · 0.6 MI S of JCT Csah 30 · Structure no. 64565

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
109 ft
3 main spans
Daily traffic
60
2019 count
Owner
County
County Highway Agency

About this bridge

CR 56 over Redwood River is a concrete continuous slab carrying CR 56 over Redwood River in Redwood County, Minnesota. It was built in 2000, so it is 25 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 60 vehicles a day, projected to reach 40 by 2039. The structure is 109 ft (33.3 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCR 56
CrossesRedwood River
Location0.6 MI S of JCT Csah 30
RouteCounty Highway 56
Coordinates44.49274, -95.35011
Functional classRural Local

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85.2 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length109 ft (33.3 m)
Longest span41 ft (12.5 m)
Deck width38 ft (11.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2019)
Projected traffic40 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 56 over Redwood River built?

It was built in 2000, making it 25 years old in 2025.

What condition is CR 56 over Redwood River 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 September 2023.

How much traffic does CR 56 over Redwood River carry?

About 60 vehicles per day (2019 count).

How long is CR 56 over Redwood River?

The structure is 109 ft (33.3 m) long with a longest span of 41 ft (12.5 m) and a deck 38 ft wide.

Who owns CR 56 over Redwood River?

It is owned by the County Highway Agency.