US Bridges

M 475 over Cd #47

Good

Clay County, Minnesota · 0.03 MI NE JCT Csah 52 · Structure no. 14J97

Built
2004
21 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
1
2009 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 475 over Cd #47 is a concrete culvert carrying M 475 over Cd #47 in Clay County, Minnesota. It was built in 2004, so it is 21 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 1 vehicles a day, projected to reach 1 by 2029. The structure is 31 ft (9.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesM 475
CrossesCd #47
Location0.03 MI NE JCT Csah 52
RouteCity Street 475
Coordinates46.83779, -96.71223
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length31 ft (9.6 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 traffic1 (2009)
Projected traffic1 by 2029
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 M 475 over Cd #47 built?

It was built in 2004, making it 21 years old in 2025.

What condition is M 475 over Cd #47 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 August 2023.

How much traffic does M 475 over Cd #47 carry?

About 1 vehicles per day (2009 count).

How long is M 475 over Cd #47?

The structure is 31 ft (9.6 m) long with a longest span of 14 ft (4.3 m).

Who owns M 475 over Cd #47?

It is owned by the City or Municipal Highway Agency.