US Bridges

CR 226 over Grand Marais River

Fair

Polk County, Minnesota · 2.8 MI E of JCT TH 220 · Structure no. 91336

Built
1976
49 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
38 ft
2 main spans
Daily traffic
120
2013 count
Owner
County
County Highway Agency

About this bridge

CR 226 over Grand Marais River is a concrete culvert carrying CR 226 over Grand Marais River in Polk County, Minnesota. It was built in 1976, so it is 49 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 120 vehicles a day, projected to reach 120 by 2039. The structure is 38 ft (11.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 226
CrossesGrand Marais River
Location2.8 MI E of JCT TH 220
RouteCounty Highway 226
CountyPolk County
StateMinnesota
Coordinates47.90575, -96.90241
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.4 US tons
Inventory rating39.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length38 ft (11.7 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2013)
Projected traffic120 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 226 over Grand Marais River built?

It was built in 1976, making it 49 years old in 2025.

What condition is CR 226 over Grand Marais 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 October 2024.

How much traffic does CR 226 over Grand Marais River carry?

About 120 vehicles per day (2013 count).

How long is CR 226 over Grand Marais River?

The structure is 38 ft (11.7 m) long with a longest span of 14 ft (4.3 m).

Who owns CR 226 over Grand Marais River?

It is owned by the County Highway Agency.