US Bridges

M 221 over Upper Sunrise River

Good

Chisago County, Minnesota · 2.3 MI SW of JCT CR 79 · Structure no. 13J22

Built
2023
2 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
3,040
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

M 221 over Upper Sunrise River is a concrete culvert carrying M 221 over Upper Sunrise River in Chisago County, Minnesota. It was built in 2023, so it is 2 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,040 vehicles a day, projected to reach 3,390 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesM 221
CrossesUpper Sunrise River
Location2.3 MI SW of JCT CR 79
RouteCity Street 221
Coordinates45.35325, -92.96847
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span17 ft (5.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,040 (2022)
Projected traffic3,390 by 2042
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was M 221 over Upper Sunrise River built?

It was built in 2023, making it 2 years old in 2025.

What condition is M 221 over Upper Sunrise 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 December 2023.

How much traffic does M 221 over Upper Sunrise River carry?

About 3,040 vehicles per day (2022 count).

How long is M 221 over Upper Sunrise River?

The structure is 25 ft (7.6 m) long with a longest span of 17 ft (5.1 m).

Who owns M 221 over Upper Sunrise River?

It is owned by the City or Municipal Highway Agency.