US Bridges

Csah 22 over Sunrise River

Good

Chisago County, Minnesota · 2.0 MI E of JCT TH 61 · Structure no. 96023

Built
1985
40 years old
Condition
Good
inspected August 2021
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
4,850
2017 count
Owner
County
County Highway Agency

About this bridge

Csah 22 over Sunrise River is a concrete culvert carrying Csah 22 over Sunrise River in Chisago County, Minnesota. It was built in 1985, so it is 40 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,850 vehicles a day, roughly 3% of them trucks, projected to reach 4,850 by 2039. The structure is 30 ft (9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCsah 22
CrossesSunrise River
Location2.0 MI E of JCT TH 61
RouteCounty Highway 22
Coordinates45.33288, -92.95233
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionAugust 2021
Inspection intervalevery 48 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 rating64.8 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,850 (2017)
Projected traffic4,850 by 2039
Trucks3%
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

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 Csah 22 over Sunrise River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Csah 22 over 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 August 2021.

How much traffic does Csah 22 over Sunrise River carry?

About 4,850 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is Csah 22 over Sunrise River?

The structure is 30 ft (9 m) long with a longest span of 12 ft (3.7 m).

Who owns Csah 22 over Sunrise River?

It is owned by the County Highway Agency.