US Bridges

Csah 22 over Silver Creek

Good

Olmsted County, Minnesota · 0.5 MI N of JCT Csah 9 · Structure no. 55559

Built
1995
30 years old
Condition
Good
inspected November 2023
Type
Slab
Concrete Continuous
Length
85 ft
3 main spans
Daily traffic
7,000
2018 count
Owner
County
County Highway Agency

About this bridge

Csah 22 over Silver Creek is a concrete continuous slab carrying Csah 22 over Silver Creek in Olmsted County, Minnesota. It was built in 1995, so it is 30 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 7,000 vehicles a day, projected to reach 12,915 by 2038. The structure is 85 ft (25.8 m) long and 45 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCsah 22
CrossesSilver Creek
Location0.5 MI N of JCT Csah 9
RouteCounty Highway 22
Coordinates44.02887, -92.42211
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 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 geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length85 ft (25.8 m)
Longest span32 ft (9.8 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2018)
Projected traffic12,915 by 2038
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Silver Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Csah 22 over Silver Creek 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 November 2023.

How much traffic does Csah 22 over Silver Creek carry?

About 7,000 vehicles per day (2018 count).

How long is Csah 22 over Silver Creek?

The structure is 85 ft (25.8 m) long with a longest span of 32 ft (9.8 m) and a deck 45 ft wide.

Who owns Csah 22 over Silver Creek?

It is owned by the County Highway Agency.